Matches 1 - 50 out of 233 1 2 3 4 5 >


Match Document Document Title
8100413 Workpiece vacuum chuck head  
A workpiece vacuum chuck head, which serves to vacuum-chuck a light, minute workpiece and to release and place the vacuum-chucked workpiece on a workpiece placement surface, includes a base...
8089615 Substrate holding apparatus, exposure apparatus, exposing method, and device fabricating method  
A substrate holding apparatus includes a base part and a support part that is formed on the base part and supports a rear surface of the substrate. A first circumferential wall is formed on the...
7992877 Non contact substrate chuck  
A chuck for releasably retaining a substrate, where the chuck has a body with a substrate receiving surface disposed in an X-Y coordinate plane and adapted to receive the substrate. The body has...
7987888 Releasing method and releasing apparatus of work having adhesive tape  
In a method for releasing a work having an adhesive tape from a holding member which sucks and holds the work having the adhesive tape, the work having the adhesive tape is released from the...
7955033 Method of drilling holes in glass plate and apparatus thereof  
An apparatus for drilling holes in a glass plate has a supporting member for sucking and supporting a glass plate which is used for an automobile window or the like, as described later, and the...
7954449 Wiring-free, plumbing-free, cooled, vacuum chuck  
A solar cell production system utilizes self-contained vacuum chucks that hold and cool solar cell wafers during transport on a conveyor between processing stations during a fabrication process....
7939153 Applicator head for an applicator device  
An applicator head for a device with an air suction source for applying individual flat materials elements to objects. The applicator head has an applicator surface in air communication with the...
7543867 Vacuum gripping system for positioning large thin substrates on a support table  
A vacuum gripper for use in substrate positioning operations includes a vacuum pad adapted to make contact with the substrate and a shaft connected to the vacuum pad. The shaft is characterized by...
7540503 Vacuum holder for integrated circuit units  
A support device for supporting a set of integrated circuit units (65), the device comprising: a support member having a metal surface, said surface having an array of recesses (27); a soft...
7527271 Fast substrate loading on polishing head without membrane inflation step  
The present invention relates to an apparatus and method for improving and speeding up substrate loading process. One embodiment provides a method for vacuum chucking a substrate. The method...
7488145 Method for manufacturing a doughnut-shaped glass substrate  
A method for manufacturing a doughnut-shaped glass substrate by use of a glass substrate manufacturing apparatus, the glass substrate manufacturing apparatus comprising a work stage, three drilling...
7425238 Substrate holding device  
Disclosed is a wafer chuck, which has protrusions for supporting a substrate, for attracting and holding the substrate by negative pressure while the substrate is being supported by the...
7406759 Releasing method and releasing apparatus of work having adhesive tape  
In a method for releasing a work having an adhesive tape from a holding member which sucks and holds the work having the adhesive tape, the work having the adhesive tape is released from the...
7396022 System and method for optimizing wafer flatness at high rotational speeds  
The present invention is a chuck having a vacuum groove that is capable of holding a wafer as the chuck rotates on a spindle. As the chuck rotates the air pressure above the center of the wafer is...
7367102 Method for mounting object and spindle device  
A spindle device to mount and rotate an object, including: a housing; a main shaft supported by the housing rotatably to the housing wherein the main shaft includes a through hole which goes...
7293354 Apparatus for mounting columns for grid array electronic packages  
A vacuum controlled fixture is provided for positioning columns on sites of an electronic substrate. The fixture includes an internal chamber having spaced apart first and second surfaces extending...
7275749 Substrate supporting apparatus  
A substrate supporting apparatus for supporting a substrate or wafer in a non-contact state by Bernoulli theorem is disclosed. The substrate supporting apparatus 1 comprises a housing 2, a...
7166019 Flexible membrane for a polishing head and chemical mechanical polishing (CMP) apparatus having the same  
A flexible membrane for a polishing head and a chemical mechanical polishing (CMP) apparatus having the same are provided. The flexible membrane for a polishing head includes a compressing plate...
7160105 Temperature controlled vacuum chuck  
A temperature controllable vacuum chuck includes a mounting bracket, a porous plate, a heating element, and a temperature sensor. The porous plate is mounted to the mounting bracket and is...
7112889 Semiconductor device having an alignment mark formed by the same material with a metal post  
A semiconductor device has an alignment mark which can be recognized by a conventional wafer prober. A redistribution layer connects electrodes of the semiconductor device to electrode pads located...
7055535 Holding unit, processing apparatus and holding method of substrates  
A holding unit holds a substrate to enable a surface of the substrate to be processed. The unit has a vacuum suction member that comes into contact with a peripheral portion of the surface of the...
7044476 Compact pinlifter assembly integrated in wafer chuck  
A compact pinlifter assembly is fitted in a substantially enclosed cavity within a wafer chuck such that an overall outside shape of the wafer chuck remains highly unaffected. The pinlifter...
7037870 Ceramic sintered body and process for producing the same  
A ceramic sintered body comprising from 90 to 99.8% by volume of cordierite and from 0.2 to 10% by volume of mullite based on 100% by weight of a total sum of the contents of the cordierite and the...
7033445 Gridded susceptor  
Susceptor designs are provided for controlling damage to wafers, particularly during cold wafer drops-off on a hot susceptor. The designs include axisymmetric grid designs, such that thermal...
7021635 Vacuum chuck utilizing sintered material and method of providing thereof  
A vacuum chuck for holding a semiconductor wafer during high pressure, preferably supercritical, processing comprising: a wafer holding region for holding the wafer; a vacuum region for applying...
7010852 Apparatus and method for carrying substrate  
A substrate carrying device reduces time necessary for conducting changing work for changing the types of flat panel displays or the like. A substrate support member (10) has a support body (11)...
6966560 Device for fixing thin and flexible substrates  
A device or chuck for fixing thin and/or flexible substrates allows a uniform and all-over sucking-up of the substrates without any disadvantageous warping or bending. The chuck has notches and...
6958098 Semiconductor wafer support lift-pin assembly  
A modular lift-pin assembly includes a lift-pin having a distal end, a connector, and an actuator pin. The connector includes an actuator end having a plurality of catch fingers disposed around the...
6955720 Plasma deposition of spin chucks to reduce contamination of Silicon wafers  
An apparatus for delivering a fluidic media to a wafer includes a housing defining a process chamber. A fluidic media delivery member is coupled to the process chamber. A rotatable chuck is...
6767018 Machinable datum for a self-centering vacuum fixture  
A machinable datum for use in a vacuum fixture is disclosed. The vacuum fixture comprises: a cylindrical stationary mandrel portion having a central cavity therethrough, and comprising: a first end...
6760968 Die packing device  
A die packing device including die holding mechanism comprising a connecting wire receiving shaft which is movable up and down, a pair of die holding levers which have die holding sections for...
6746022 Chuck for holding a workpiece  
The invention provides a chuck for holding a workpiece, such as a chip-array semiconductor Chip Scale Packages (CSP) substrate, having a plurality of components such as CSPs to be singulated, and...
6739326 Semiconductor manufacturing equipment  
By preventing warping of chips when detaching individual chips from a dicing sheet, improvement in quality without cracks and in productivity is realized. A collet (115) used in a step of detaching...
6736408 Rotary vacuum-chuck with venturi formed at base of rotating shaft  
In a first aspect, a rotary vacuum-chuck is provided that may hold a substrate such as a silicon wafer for rotation. The vacuum-chuck includes a hollow rotary shaft and a chuck mounted on the...
6644703 Self-adaptive vacuum gripping system  
A self-adaptive vacuum grip apparatus includes a vacuum source (51), a vacuum reservoir (54) fluidically connected to the vacuum source; a contact surface (56), and a plurality of conduits (55);...
6634650 Rotary vacuum-chuck with water-assisted labyrinth seal  
A rotary vacuum-chuck mounts a substrate such as a silicon wafer for rotation. The vacuum-chuck includes a hollow rotary shaft and a chuck mounted on the hollow rotary shaft and having a surface...
6570374 Vacuum chuck with integrated electrical testing points  
A vacuum chuck with a conductive circuit embedded.onto it's surface wherein the chuck provides a reliable conductive path for electrical testing as well as reliable and uniform mechanical support...
6540014 Workpiece chuck  
A workpiece chuck includes an upper assembly on which can be mounted a flat workpiece such as a semiconductor wafer. A lower assembly is mountable to a base that supports the chuck. A...
6530103 Method and apparatus for eliminating wafer breakage during wafer transfer by a vacuum pad  
A method for eliminating wafer breakage during a wafer transfer process in a grinding apparatus by a wafer transfer pad and an apparatus for conducting such method are disclosed. In the method, a...
6454333 Rotatable gripping device for transport or machining of an arbitrarily shaped part  
Rotatable gripping device for the transport or machining of an arbitrarily shaped part. A rotatable gripping device designed to be fitted on a universal table for the transport or machining of a...
6437868 In-situ automated contactless thickness measurement for wafer thinning  
A system for measuring the thickness of a wafer while it is being thinned this disclosed. The system and method provide integrating an optical reflectometer into a common wafer thinning apparatus....
6375176 Workpiece chuck with guard layer having vacuum distribution pattern  
A workpiece chuck includes an upper assembly on which can be mounted a flat workpiece such as a semiconductor wafer. A lower assembly is mountable to a base that supports the chuck. A...
6336669 Parallel aligning quick disconnect articulated chuck apparatus and method  
In an automatic chip test machine for testing electronic components, a novel quick disconnect articulated chuck for securing a chip nest, allowing rapid changes of the chuck and plunger head with...
6290274 Vacuum system and method for securing a semiconductor wafer in a planar position  
A system and method for holding a semiconductor wafer substantially flat on a chuck and for cooling the chuck is provided. The system for securing a wafer on a chuck includes first and second...
6279976 Wafer handling device having conforming perimeter seal  
A vacuum-assisted chuck assembly for coupling to a warped semiconductor wafer is provided. In one embodiment, the assembly comprises a wafer chuck and a conforming perimeter seal. The seal permits...
6271676 Spiral chuck  
A chuck is provided for holding a semiconductor wafer using a suction force. The chuck includes a chuck plate and may further include a manifold plate, and a seal plate to form a laminated chuck...
6264185 Suction pad  
A suction pad (A) is adapted to be placed on a suction table (2) a plurality of openings (2a) connected to a negative pressure generating source (3) in order to fix a work piece (W) by suction on a...
6232578 Thermophoretic vacuum wand  
A thermophoretic vacuum wand that is particularly suited for transporting articles in a cleanroom environment so that potential particle contaminants in the air do not become adhered to the surface...
6203644 Method and apparatus for manufacture of quartz oscillator  
A method and apparatus for manufacturing high-frequency oscillator elements from a workpiece material includes a tool holder formed of magnetic material providing a magnetic field at a tip thereof...
6192574 Method of manufacturing and attaching a coil to an electric circuit using a circuit fixture  
A method of manufacturing a coil and attaching the coil to contact points of an electric circuit. One end of a winding filament is brought in a stretched state to a first position in a winding...
Matches 1 - 50 out of 233 1 2 3 4 5 >