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7367930 Automatic tool changer of laser beam machine  
The invention provides a rotation-type changer of torches and nozzles for a laser beam machine having a movable table. The automatic tool changer 100 of a laser beam machine is equipped with a...
7356240 Processing method of polymer crystal, processing system of polymer crystal, and observation system of polymer crystal  
The ultraviolet short-pulse laser light emitted from the ultraviolet short-pulse laser light source 1 is focused on and caused to irradiate a macromolecular crystal 8 contained in a sample...
7348517 Laser cutting apparatus with a high quality laser beam  
A laser cutting apparatus capable of properly cutting a workpiece having a large thickness with a laser beam. The laser cutting apparatus includes a gas laser oscillator; and an optical system...
7326630 Method of fabricating semiconductor device utilizing laser irradiation  
Crystallization by irradiation of laser light forms a plurality of convex portions (ridges) on the surface of a crystalline semiconductor film that is obtained, which decreases a film quality. A...
7311771 Method and apparatus for forming crystalline portions of semiconductor film  
A crystallization apparatus according to the present invention includes a first irradiation system which irradiates a predetermined area on a glass substrate having an irradiation target, i.e., an...
7304265 Method and system for machining fragile material  
In a method for processing brittle material, a laser light from a laser light source irradiates the brittle material and transports an irradiating position of the laser light along a predetermined...
7291805 Target isolation system, high power laser and laser peening method and system using same  
A system for applying a laser beam to work pieces, includes a laser system producing a high power output beam. Target delivery optics are arranged to deliver the output beam to a target work piece....
7288738 Laser bruting machine  
A laser bruting machine has three sections: (i) a diamond holder, (ii) a set up device and (iii) a processing device. The diamond holder includes a rough diamond, a stitching die and a magnetic...
7285744 Method and apparatus for simultaneously heating materials  
A method and apparatus for simultaneously heating materials, in particular for welding plastic components, having an arbitrary shape of a flat heating contour by laser radiation is provided. The...
7282666 Method and apparatus to increase throughput of processing using pulsed radiation sources  
A material processing system and method is disclosed for processing materials such as amorphous silicon in an annealing processes and lithography processes on a silicon wafer, as well as ablation...
7279657 Scanned rapid thermal processing with feed forward control  
A thermal processing system and method including scanning a line beam of intense radiation in a direction transverse to the line direction for thermally processing a wafer with a localized...
7259352 Laser welding method and laser welding device  
A laser welding process of the present invention comprises the steps of allowing a laser beam outputted from a laser beam generator to enter into an optical fiber through a light-introducing...
7253376 Methods and apparatus for truncating an image formed with coherent radiation  
Methods and apparatus for truncating an image formed with coherent radiation. The optical relay system is adapted to form a line image at the image plane. The image is truncated by a variable...
7253120 Selectable area laser assisted processing of substrates  
A system and method for selectable area laser treatment of a substrate, such as thin film transistors, the system including a holder holding a substrate in proximity to reactant, and laser beams...
7211763 Photon energy material processing using liquid core waveguide and a computer program for controlling the same  
A liquid core waveguide photon energy material processing system is provided. The system includes a photon energy source configured to generate a high intensity photon beam for material processing....
7210820 Methods and apparatuses for homogenizing light  
Embodiments of the present invention are directed to an illuminating optical device for forming a field of illumination. The optical device includes a first one-dimensional homogenizer positioned...
7208696 Method of forming a polycrystalline silicon layer  
A method of forming a polycrystalline silicon layer. An amorphous silicon layer on a substrate is completely melted using a laser beam passed through a mask so as to form a polycrystalline silicon...
7193693 Apparatus for manufacturing flat panel display devices  
A mechanism for always measuring the spatial intensity distribution of a laser beam and displacement of the optical axis of the laser beam is provided so that a measured signal is processed when...
7176409 Multiple beam micromachining system for removing at least two different layers of a substrate  
A system for delivering energy to a substrate including a dynamically directable source of radiant energy providing a plurality of beams of radiation, each propagating in a dynamically selectable...
7176406 Device for cutting material by means of a laser beam  
Device for cutting material by a laser beam, which device ( 1 ) comprises a laser source ( 2 ) for generating a laser beam ( 3 ) with an optical axis ( 10 ) and a focusing lens ( 8 ) for focusing...
7161113 Laser machining system for forming multiple machining spots by a single laser  
A laser machining system is provided that includes a work-piece and at least one light source that produces a laser light along a first axis. The laser light defines a first portion of laser light...
7157661 Method and apparatus for laser machining  
A laser-machining method is provided in which a laser beam is generated with an energy intensity distribution that is a Gaussian distribution. The laser beam is shaped by applying a phase...
7152434 Method for producing planar lens and planar lens array  
A glass substrate is irradiated with a converged laser beam to thereby form a spherical or nearly spherical convex portion on a surface of the glass substrate. More preferably, there may be used a...
7148447 Method and apparatus for laser marking by ablation  
A precision, laser-based method and system for high-speed, sequential processing of material of targets within a field are disclosed that control the irradiation distribution pattern of imaged...
7145710 Optical processing  
To operate an optical device comprising an SLM with a two-dimensional array of controllable phase-modulating elements groups of individual phase-modulating elements are delineated, and control data...
7137282 Laser shock peening  
In a laser shock peening process, the shape of the spot generated by the laser beam is changed on the fly. This is achieved, for example, by a masking device which is movable into and out of the...
7129440 Single axis light pipe for homogenizing slow axis of illumination systems based on laser diodes  
Apparatus for thermally processing a semiconductor wafer includes an array of semiconductor laser emitters arranged in plural parallel rows extending along a slow axis, plural respective...
7110174 Relay telescope for high power laser alignment system  
A laser system includes an optical path having an intracavity relay telescope with a telescope focal point for imaging an output of the gain medium between an image location at or near the gain...
7060934 High resolution laser beam delivery apparatus  
A laser material processing system and method focus a laser beam to a smaller spot size with a high power density using a movable beam expander to provide high resolution laser beam for engraving...
7049544 Beamsplitter for high-power radiation  
A beamsplitter apparatus for use with high-power radiation is disclosed. The apparatus includes a thermally conductive frame with a central aperture. The frame holds a window in the central...
7009141 Rotary scanning laser head with coaxial refractive optics  
A rotary refractive laser scanner head uses two sets of lenses and prisms aligned along a common optical axis. Each prism is paired with one of the lenses. The lens-prism pairs are separately...
7005605 Laser irradiation apparatus and method  
A laser machining apparatus machines a workpiece at uniform intensity by converting a CO 2 laser beam to uniform intensity using an intensity-converting element and a phase-matching element. The...
7003864 Method for producing a part and device for carrying out this method  
The present invention relates to a method for producing a part ( 108, 200, 300 ), comprising the following steps: a) applying a first flat layer consisting of a support material ( 102, 202,...
6989508 High-speed, precision, laser-based method and system for processing material of one or more targets within a field  
A precision, laser-based method and system for high-speed, sequential processing of material of targets within a field are disclosed that control the irradiation distribution pattern of imaged...
6984802 Laser beam machining device  
A laser material processing apparatus for processing a workpiece ( 22 ) in such a way as to separate one laser light ( 26 ) into two laser beams ( 26 a , 26 b ) via first polarizer ( 25 ), one...
6974930 Laser scanner  
Disclosed is a device for machining a workpiece transportable in a chosen direction in accordance with a selected pattern by a focussed laser beam. The device includes a scanner with a converging...
6927359 Pulsed fiber laser cutting system for medical implants  
An improved expandable stent for implantation in a body lumen, such as an artery, and an improved method for making it from a single length of tubing. The stent consists of a plurality of radially...
6924457 Laser processing method to a class substrate and an optical diffraction element obtained thereby, and a method for manufacturing optical elements  
In a laser processing method for accurately forming a convexo-concave structure on the surface of a glass substrate, a periodic optical intensity distribution of a laser beam is obtained by an...
6917012 Reducing electromagnetic feedback during laser shock peening  
A laser shock peening apparatus includes a laser unit for generating at least one laser beam aimed at a laser shock peening area and an anti-feedback means for preventing electromagnetic radiation...
6909065 Altering method of circuit pattern of printed-circuit board, cutting method of circuit pattern of printed-circuit board and printed-circuit board having altered circuit pattern  
A method for altering a circuit pattern of a printed-circuit board includes the steps of removing a portion of the printed-circuit board so that the circuit pattern inside the printed-circuit board...
6906282 Laser processing apparatus, mask for laser processing, and method for making the mask  
A mask 10 comprises a mask member layer 12 having a laser processing pattern and comprising a metallic material and first and second substrate members 11 and 13 holding the mask member on...
6903302 Method for manufacturing valve seat using laser cladding process  
A method for manufacturing valve seats using a laser cladding process is provided that includes forming a casting material on which the valve seats are to be formed; fabricating a valve seat target...
6884962 Beam or wave front  
An improved beam for use in ablating a surface to be processed. The improved beam front has a profile with a plurality of undulation and the plurality of undulations define a plurality of annular...
6881926 Laser irradiating system  
A laser irradiating system, comprising a light source for emitting a laser beam in elliptical shape, a light source holder for holding the light source, a base for rotatably supporting the light...
6881925 Laser emission head, laser beam transmission device, laser beam transmission device adjustment method and preventive maintenance/repair device of structure in nuclear reactor  
A laser emitting head for irradiating a portion to be machined with laser beams outputted from a laser unit ( 624 ) incorporates an emitting head body having a light guide member ( 625 ) in the...
6875951 Laser machining device  
A laser machining device according to the invention is provided with a laser oscillator for generating a laser beam, a main deflecting galvannometer mirror, an Fθ lens, and a sub-deflecting means...
6870126 Semiconductor device, annealing method, annealing apparatus and display apparatus  
The semiconductor device according to the present invention has a semiconductor layer having not smaller than two types of crystal grains different in size within a semiconductor circuit on a same...
6849824 Multibeam laser drilling apparatus  
Provided is a multi-beam laser drilling apparatus for drilling a workpiece, simultaneously at two positions while telecentric errors are suppressed, in which a conventional optical system in which...
6838638 Laser beam machining method  
A method of laser beam machining which has a simple construction and which is capable of suitably processing a part to be processed by means of laser beams is provided. A plurality of laser diode...
6818858 Laser processing unit and processing apparatus comprising laser processing unit  
There are provided a laser processing unit easily detachable for replacement from the main body of a processing apparatus, excellent in maintainability, and capable of performing an efficient...
Matches 1 - 50 out of 336 1 2 3 4 5 6 7 >