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| Number | Title | Issue Date |
| 8178818 | Photonic milling using dynamic beam arrays A laser processing system includes a beam positioning system to align beam delivery coordinates relative to a workpiece. The beam positioning system generates position data corresponding to the alignment. The system also includes a pulsed laser source and a beamlet ... | 05/15/2012 |
| 8044323 | Apparatus for improving residual stress of piping technical field A weld zone of T-piping and its neighborhood are efficiently laser-heated to remove residual stress. For this purpose, the weld zone of a T-piping (50) is irradiated and heated with a laser beam emitted from a laser head (10) to remove residual stress.... | 10/25/2011 |
| 7910857 | Laser machine tool A laser machine tool for carrying out cutting or welding operations includes a laser head carried by a moving member which is displaceable with respect to a workpiece along two horizontal cartesian axes in a relatively wide space with movements involving relatively ... | 03/22/2011 |
| 7906744 | Method and device for the laser machining of workpieces A method for machining workpieces (6) uses a moving laser beam (4), whereby the laser tool (3) is held at a separation above the workpiece (6) by means of a multi-axis mechanical manipulator (2) with a manipulator hand (8) a... | 03/15/2011 |
| 7875828 | Laser irradiation apparatus A laser irradiation apparatus includes a plurality of laser heads from which a laser is irradiated, can adjust arranged intervals of the laser heads, and moves freely to irradiate the laser along a shape of a subject. A laser oscillator oscillates a laser. A plurali... | 01/25/2011 |
| 7851726 | Apparatus for laser cutting and/or marking An apparatus for cutting and/or marking products using laser beams includes at least one laser light emitter moveable in a first direction along a cross-bar, the cross-bar being in turn moveable above a working plane in a second direction transversal to the first di... | 12/14/2010 |
| 7767932 | High dynamics laser processing machine Multi-axis laser cutting systems are provided. The cutting systems include a multi-axis, relatively high acceleration drive system, which includes drives that are configured to generate balanced inertial forces. In some implementations, the drives operate according ... | 08/03/2010 |
| 7718922 | Optical processing apparatus An optical processing apparatus that is capable of detecting accurately the sticking status of deposits sticking to optical means in a background of same color as deposits, preventing occurrence of defective soldering due to feeding failure of wire solder, and detec... | 05/18/2010 |
| 7696452 | Process for the laser beam machining, especially laser beam welding, of components A method for laser beam machining, in particular laser beam welding of bodywork components (14), with the aid of a remote laser head (3). The laser head is guided by a robot (5) including a multi-axial robot hand (7). During the welding p... | 04/13/2010 |
| 7501603 | Positioning apparatus and method incorporating modular gimbal unit and jewelry processing system incorporating the positioning apparatus A gimbal unit for increasing the number of degrees of freedom of a positioning apparatus has three perpendicular rotary joints and drive motors for driving each joint independently for rotation about x, y and z rotary axes, a first adapter for securing one end of th... | 03/10/2009 |
| 7473867 | Laser machining apparatus A laser machining apparatus that excels in precision in terms of machining position and shape is provided with an optical axis adjusting unit disposed on a basal optical axis of a laser beam outputted from a laser oscillator so as to adjust the laser beam outputted ... | 01/06/2009 |
| 7459655 | Laser beam processing machine A laser beam processing machine comprising a chuck table for holding a workpiece and a laser beam application means comprising a laser beam oscillation means and a condenser having an objective lens for converging a laser beam oscillated by the laser beam oscillatio... | 12/02/2008 |
| 7419085 | Optical processing apparatus The invention presents a optical processing apparatus capable of detecting accurately the sticking status of deposits sticking to optical means in a background of same color as deposits, preventing occurrence of defective soldering due to feeding failure of wire sol... | 09/02/2008 |
| 7379483 | Method and apparatus for material processing An apparatus processes a surface of an inhabitable structure. The apparatus includes a laser base unit which irradiates an interaction region with laser light, the laser light removing material from the structure. The laser base unit includes a laser generator and a... | 05/27/2008 |
| 7370796 | Laser processing system A laser processing system including a laser processing machine capable of operating along an inherent control axis, an axis driving section driving the control axis of the laser processing machine, a laser oscillator supplying a laser beam to the laser processing ma... | 05/13/2008 |
| 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 plurality of torch holders 160 and a nozzle changer 170 | 05/06/2008 |
| 7366212 | Alterable frequency coherent light generator An alterable frequency coherent light generator for the generation of highly energy efficient coherent light, by means of a power supply connected to a four-lead capacitor, which is connected to a variable resistive device in series with a vacuumed bulb. The direct ... | 04/29/2008 |
| 7357486 | Method of laser machining a fluid slot A method of laser machining a fluid slot includes directing a UV laser beam towards a substrate with microelectronics to form a slot through the substrate. ... | 04/15/2008 |
| 7353981 | Method of making a composite metal sheet A composite metal sheet for use in making lightweight cookware or as a food warming tray comprising a layer of aluminum roll bonded to a layer of stainless steel defining a food-contacting surface on a first side. The food warming tray embodiment also includes a lay... | 04/08/2008 |
| 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 container 6 via a shutter 2, intensity adjusting ... | 04/08/2008 |
| 7334978 | Cartridge-handling apparatus for a media storage system Cartridge-handling apparatus for a media storage system comprising a lift assembly having at least one guide track aligned along a first displacement path in the media storage system. A carriage having a transfer shaft aligned along a second displacement path in the... | 02/26/2008 |
| 7323656 | Seal device of light path system in laser beam machine The invention provides a laser beam machine having a light path duct with improved dust proof property. A light path system of a laser beam machine comprises a light path duct 10 having a U-shaped cross-section with the upper end opened, and a light path 1... | 01/29/2008 |
| 7321105 | Laser peening of dovetail slots by fiber optical and articulate arm beam delivery A laser peening apparatus is available for laser peening a hidden surface of a workpiece, the hidden surface not being line-of-sight accessible to laser energy for treatment thereof. The apparatus includes a pulsed laser system and a laser directing unit. The pulsed... | 01/22/2008 |
| 7315008 | Laser welding systems and methods A laser processing configuration, in particular for laser welding of three-dimensional components, includes a first optical element for dividing a laser beam into at least two partial beams, and a second optical element for focusing the partial beams. The first and ... | 01/01/2008 |
| 7315561 | Laser generator Flow laminators are attached to gas introducing parts installed in a laser generator preventing impurities from attaching to surfaces of a translucent mirror and a condensing lens. The flow laminators prevent airflow from producing a turbulent flow and air on the su... | 01/01/2008 |
| 7313501 | Method and system for determining the location of a potential defect in a device based on a temperature profile According to one embodiment of the invention a method for determining the location of a potential defect in a device includes scanning a surface of the device with a temperature sensor while operating the device. The method also includes measuring a temperature of t... | 12/25/2007 |
| 7304005 | Laser irradiation apparatus, laser irradiation method, and method for manufacturing a semiconductor device A second laser light of a continuous wave oscillation is irradiated to a region melted by a first laser light of a pulsed oscillation having a harmonic. Specifically, the first laser light has a wavelength not longer than that of visible light (830 nm, preferably no... | 12/04/2007 |
| 7294204 | Apparatus for painting traffic marks on road surface An apparatus for painting traffic marks on a road surface without requiring any professional painting skills. The apparatus having: a first support and second support being parallel to each other and a coupling unit to couple the supports. There is also a gantry uni... | 11/13/2007 |
| 7292352 | Laser index device on tool shaft of machine A laser index device is connected to a main shaft of machine and includes a lens unit for generating a laser beam which is refracted via a prism to produce a laser mark on the product so as to guide the user to move an inspection device to inspect the produce. An im... | 11/06/2007 |
| 7291806 | Robot laser processing system A robot laser processing system (10) comprises at least one robot controller (14) for controlling at least one robot, a host controller (12) connected to the robot controller through a first network (11) for overall control of the robot c... | 11/06/2007 |
| 7279656 | Method of and apparatus for changing the permeability of tubular envelopes of rod-shaped articles of the tobacco processing industry The invention relates to a method of and to an apparatus for perforating the tubular wrappers of plain or filter cigarettes and other rod-shaped articles of the tobacco processing industry. The articles are advanced sideways at the periphery of a rotary drum-shaped ... | 10/09/2007 |
| 7273999 | Dustproof device of light path system in laser beam machine The invention provides a laser beam machine having a light path duct with improved dust proof property. A light path system 1 of a laser beam machine comprises a light path duct 10 having a U-shaped cross-section with the upper end opened, wherein the ... | 09/25/2007 |
| 7266137 | Laser gas replenishment method Output beam parameters of a gas discharge laser are stabilized by maintaining a molecular fluorine component at a predetermined partial pressure using a gas supply unit and a processor. The molecular fluorine is subject to depletion within the discharge chamber. Gas... | 09/04/2007 |
| 7257879 | Combination apparatus for machining material with a milling cutter and a laser The invention is directed to an apparatus for cutting material by means of a milling cutter and laser radiation. The apparatus comprises a milling unit, a work spindle, a milling cutter, a laser, deflecting elements, focusing optics, and a work table. According to t... | 08/21/2007 |
| 7253377 | System and method of joining overlapping workpieces An improved fusion welding system having a perforating device and a heating combination is adapted for welding in tandem a set of adjacent overlapping workpieces. The system preferably includes a first laser that perforates the workpieces to produce an opening space... | 08/07/2007 |
| 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 each addressing independently selectable mutually set apart locations o... | 08/07/2007 |
| 7248940 | Method and device for the robot-controlled cutting of workpieces to be assembled by means of laser radiation In a method for robot-controlled cutting of workpieces to be joined by laser radiation, a first workpiece is arranged in vicinity of a second workpiece in a first position. A laser is focused onto the first workpiece. A contour of the first workpiece is cut with the... | 07/24/2007 |
| 7245412 | On-the-fly laser beam path error correction for specimen target location processing A laser-based workpiece processing system includes sensors connected to a sensor controller that converts sensor signals into focused spot motion commands for actuating a beam steering device, such as a two-axis steering mirror. The sensors may include a beam positi... | 07/17/2007 |
| 7238914 | Laser processing method A laser processing apparatus has a first laser beam reversal apparatus which reverses the laser beam from the laser oscillator, and a second laser beam reversal apparatus which reverses the laser beam reversed by the first laser beam reversal apparatus, and guides t... | 07/03/2007 |
| 7233424 | Steering assembly with electromagnetic actuators A laser cutting system, including a steering mirror assembly for directing a laser beam through a predetermined cutting path along a workpiece or substrate material. The steering mirror assembly includes a base, and a mirror pivotally supported on the base by a flex... | 06/19/2007 |
