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7597815 |
Process for producing a porous track membrane
Porous track membranes are produced by exposing a polymeric film to a bombardment of heavy ions to provide the film with a track density, and etching pores into the resulting tracked film with an...
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7591955 |
Method for forming an etched soft edge metal foil and the product thereof
A metal processing method includes etching to remove material from a thin metal part. A pattern of etch resistant material is used to prevent etching of the metal in desired locations. The etch...
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7586047 |
Method for manufacturing patterned porous molded product or nonwoven fabric, and electric circuit component
An object of the present invention is to provide a method for manufacturing a porous material in which complicated and fine through portions, recessed portions, and the like have been patterned. It...
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7585423 |
Liquid discharge head and producing method therefor
A liquid discharge head includes, on a same substrate, pressure generating chambers, nozzle apertures communicating with the pressure generating chambers through nozzle communicating pans, and a...
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7560039 |
Methods of deep reactive ion etching
A method of substantially simultaneously forming at least two fluid supply slots through a thickness of semiconductor substrate from a first surface to a second surface thereof. The method includes...
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7524427 |
Electrochemical fabrication methods incorporating dielectric materials and/or using dielectric substrates
Some embodiments of the present invention are directed to techniques for building up single layer or multi-layer structures on dielectric or partially dielectric substrates. Certain embodiments...
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7517466 |
Method for manufacturing porous structure and method for forming pattern
A pattern forming material contains a block copolymer or graft copolymer and forms a structure having micro polymer phases, in which, with respect to at least two polymer chains among polymer...
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7501070 |
Slotted substrate and method of making
The described embodiments relate to a slotted substrate for use in a fluid ejecting device. One exemplary embodiment includes a substrate having a thickness between generally opposing first and...
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7487588 |
Process for producing leaves for leaf seal
In a process for producing leaves ( 20, 20 ′) for a leaf seal, in particular as a seal for a gas turbine, which leaves ( 20, 20 ′) are laterally delimited by a peripheral edge contour and have...
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7485239 |
Component of glass-like carbon for CVD apparatus and process for production thereof
Disclosed herein is an inner tube of glass-like carbon for CVD apparatus and a process for production thereof. The inner tube has its surface roughened without increase in metal impurities which...
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7482587 |
Circular silicon substrates with thin film membranes for electron microscopy
The present invention disclosure relates to the use of a silicon substrate with a thin film membrane as a transparent substrate for the imaging of biological- and material-related specimens using a...
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7479232 |
Method for producing a semiconductor component and a semiconductor component produced according to the method
A method is for producing a semiconductor component, e.g., a multilayer semiconductor element, e.g., a micromechanical component, e.g., a pressure sensor, having a semiconductor substrate, e.g.,...
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7466022 |
Wafer-level seal for non-silicon-based devices
One embodiment disclosed relates to a method for sealing an active area of a non-silicon-based device on a wafer. The method includes providing a sacrificial material over at least the active area...
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7462500 |
Manufacturing method of ink jet recording head and ink jet recording head manufactured by manufacturing method
A manufacturing method of an ink jet recording head including a discharge port for discharging ink includes the step of forming the discharge port by performing dry etching of a discharge port...
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7449122 |
Micro-fabricated electrokinetic pump
An electrokinetic pump for pumping a liquid includes a pumping body having a plurality of narrow, short and straight pore apertures for channeling the liquid through the body. A pair of electrodes...
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7442303 |
Microporous filter membrane, method of making microporous filter membrane and separator employing microporous filter membranes
A filter membrane, methods of making such filter membrane and apparatus employing such filter membrane are disclosed, in which the filter membrane is a monolithic polymeric membrane that includes a...
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7442274 |
Plasma etching method and apparatus therefor
A fluorine-containing compound gas, e.g., SF 6 gas, is converted into a plasma and a silicon portion of an object to be processed is etched by the plasma. At the same time, using a light source...
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7438193 |
Nanoporous membrane and method of fabricating the same
Provided are a nanoporous membrane and a method of fabricating the same. The nanoporous membrane includes a support, and a separation layer including a plurality of nano-sized pores at a density of...
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7422696 |
Multicomponent nanorods
Multicomponent nanorods having segments with differing electronic and/or chemical properties are disclosed. The nanorods can be tailored with high precision to create controlled gaps within the...
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7419612 |
Method of creating pores in a thin sheet of polyimide
The invention concerns a method which consists in first subjecting the polyimide sheet to ionic bombardment, followed by an irradiation in the visible domain and finally a relatively brief chemical...
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7416675 |
Method of fabricating inkjet print heads
A method of fabricating inkjet print heads usable in an ink jet printer. The method of fabricating ink jet print heads includes preparing a plurality of ink jet print heads on a wafer while forming...
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7399423 |
Thin film support substrate for use in hydrogen production filter and production method of hydrogen production filter
In a through hole closing process, a metal plate is attached to one surface of a conductive base member having a plurality of through holes by the use of a magnet, in a copper plating process, a...
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7396479 |
Method for manufacturing porous silicon
A method for preparing porous silicon in which an oxidized single crystal silicon wafer is first bonded to a polycrystalline wafer. The oxidized high quality wafer is then thinned to the desired...
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7393458 |
Porous material and production process thereof
There are provided a porous material and a process for producing the same. The porous material has a plurality of columnar pores and an area surrounding the pores, and the area is an amorphous area...
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7389014 |
Integrated semiconductor circuits and methods of making integrated semiconductor circuits
An integrated semiconductor circuit includes a substrate having a surface of a first semiconductor material, at least one separating material formed on the surface and defining a through hole, and...
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7387740 |
Method of manufacturing metal cover with blind holes therein
An exemplary method of manufacturing a metal cover ( 1 ) with blind holes ( 3 ) therein includes: step ( 60 ), preparing a metal substrate; step ( 62 ), covering the metal substrate with a...
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7385183 |
Substrate processing apparatus using neutralized beam and method thereof
In a substrate processing apparatus using a neutralized beam and a method thereof, the substrate processing apparatus includes: an ion source for emitting an ion beam at an emitting angle;...
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7361278 |
Process for producing mass transfer device and apparatus for production thereof
A process for producing a mass transfer device is provided which enables packing of a packing material uniformly in a flow channel, and transfers a specified substance by flowing a fluid containing...
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7357877 |
Dispersion of nanowires of semiconductor material
A method of manufacturing nanowires ( 104 ) is provided, according to which method the nanowires are prepared by anodic etching a semiconductor substrate ( 10 ) with an alternating current density,...
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7309446 |
Methods of manufacturing diamond capsules
Capsules and similar objects are made from materials having diamond (sp 3 ) lattice structures, including diamond materials in synthetic crystalline, polycrystalline (ordered or disordered),...
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7306744 |
Method of manufacturing a nozzle plate
A method of manufacturing a nozzle plate 2 is disclosed. The nozzle plate 2 has a plurality of nozzle openings 22 through each of which a droplet is adapted to be ejected. The method includes...
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7306742 |
Patterning method, patterning apparatus, patterning template, and method for manufacturing the patterning template
A template 1 is brought close to or in contact with a surface to be patterned 111 and patterns are formed with liquid 62 on the surface 111 . This method comprises the steps of: bringing the...
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7279134 |
Microfluidic devices with porous membranes for molecular sieving, metering, and separations
Microfluidic devices with porous membranes for molecular sieving, metering, and separation of analyte fluids. In one aspect, a microfluidic device includes a substrate having input and output...
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7264740 |
Process for increasing strength, flexibility and fatigue life of metals
A method is described for the surface treatment of metals to improve the strength, flexibility and fatigue life of the metal, which in a preferred embodiment includes the steps of thoroughly...
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7262068 |
Microneedle array module and method of fabricating the same
A microneedle array module is disclosed comprising a multiplicity of microneedles affixed to and protruding outwardly from a front surface of a substrate to form the array, each microneedle of the...
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7258805 |
Micro needles and method of manufacture thereof
A micro-needle protrudes from a support member. The needle has a needle body portion, a closed pointed tip portion, and an inner lumen extending through the support member and into the protruding...
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7256131 |
Method of controlling the critical dimension of structures formed on a substrate
The present invention provides a method of patterning a substrate, the method including, inter alia, forming a multi-layered structure on the substrate formed from first, second and third...
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7255804 |
Process for making photonic crystal circuits using an electron beam and ultraviolet lithography combination
A process for making photonic crystal circuit and a photonic crystal circuit consisting of regularly-distributed holes in a high index dielectric material, and controllably-placed defects within...
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7255800 |
Wet etching process
The present invention illustrates a bulk silicon etching technique that yields straight sidewalls, through wafer structures in very short times using standard silicon wet etching techniques. The...
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7250115 |
Nanopore with resonant tunneling electrodes
The present invention provides an apparatus and method for making an apparatus for sensing and/or characterizing a biopolymer translocating a nanopore. The apparatus of the present invention...
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7247247 |
Selective etching method
A selective etching method with lateral protection function is provided. The steps includes: (a) providing a substrate; (b) forming a plurality of tunnels; (c) forming a lateral strengthening...
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7235184 |
Solid state membrane channel device for the measurement and characterization of atomic and molecular sized samples
A solid state device is formed through thin film deposition techniques which results in a self-supporting thin film layer that can have a precisely defined channel bored therethrough. The device is...
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7229564 |
Method for manufacturing bipolar plate and direct methanol fuel cell
A DMFC (direct methanol fuel cell) includes two bipolar plates, a membrane electrode assembly, a bonding layer, and a fuel container base. The bipolar plate is a releasable substrate that includes...
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7201846 |
Micro-fluidic anti-microbial filter
An anti-microbial filter ( 105 ) for a micro-fluidic system ( 100 ) includes a silicon-based filter membrane ( 213 ) having holes ( 218 ) formed therein. The membrane ( 213 ) is formed on a...
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7200908 |
Method of making a variable capacitor component
A method of making a variable capacitor by forming a grove portion in an insulating substrate, two upper portions of the substrate located on either side of the groove portion forming two lateral...
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7198726 |
Slotted substrates and methods and systems for forming same
Methods and systems for forming compound slots in a substrate are described. In one exemplary implementation, a method forms a plurality of slots in a substrate. The method also etches a trench in...
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7195715 |
Method for manufacturing quartz oscillator
A method for manufacturing quartz oscillators is provided which permits quartz oscillators having an oscillation frequency, as designed, to be obtained with small variation of individual...
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7189435 |
Nanofabrication
Pathways to rapid and reliable fabrication of three-dimensional nanostructures are provided. Simple methods are described for the production of well-ordered, multilevel nanostructures. This is...
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7186351 |
Injection valve
A method for producing a filter element includes forming longitudinal ducts extending between upstream and downstream surfaces of the filter element, and installing a heating element for heating...
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7186349 |
Fluid ejection device and method of fabricating the same
A fluid ejection device includes a first substrate having a first crystal orientation, a second substrate having a second crystal orientation, bound to the first substrate, a manifold through the...
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