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| Number | Title | Issue Date |
| 8093532 | Laser machining of fired ceramic and other hard and/or thick materials Laser machining fired ceramic and other hard and/or thick materials includes scribing a workpiece with a laser beam along a sequence of parallel laser paths within a cutout region of the workpiece. The scribing creates a kerf in the cutout region that widens as the ... | 01/10/2012 |
| 8052836 | Laser-based methods of stripping fiber optic cables Laser-based methods of stripping different types of fiber optic cables (100) are disclosed. The method includes directing a focused laser beam (202) onto the cable's protective cover (114). The method also includes moving the fiber optic cable r... | 11/08/2011 |
| 8049135 | Systems and methods for alignment of laser beam(s) for semiconductor link processing A method makes a discrete adjustment to static alignment of a laser beam in a machine for selectively irradiating conductive links on or within a semiconductor substrate using the laser beam. The laser beam propagates along a beam path having an axis extending from ... | 11/01/2011 |
| 8030594 | Color sensing for laser decoating A coating removal apparatus utilizing a common optics path to provide laser pulses to a coated surface and to direct a light illumination reflected from the coated surface to a photosensitive detector and analyzer. The apparatus is an integrated device including a l... | 10/04/2011 |
| 8026459 | Laser surface treatment A laser surface treatment for reducing reflection loss on the surface of an optical material is provided. A metal film is formed on the surface of the optical material, and then the metal film is removed from the optical material by irradiation of an ultra-intense s... | 09/27/2011 |
| 8008599 | Method for manufacturing layered elements with incisions A manufacturing method may include forming incisions through an incision layer that is secured to a transfer layer. After defining the incisions, the incision layer is secured to a substrate layer, and the transfer layer is then separated from the incision layer. Th... | 08/30/2011 |
| 8008598 | Method for forming staple pockets of a surgical stapler A system and method for forming a staple pocket, e.g., on the anvil portion of a surgical stapler device. A laser-machining system may include a laser-emitting device that is configured to emit a laser beam or beams for forming staple pockets on the anvil of a surgi... | 08/30/2011 |
| 8003915 | System and methods for producing tinted and non-tinted materials with non-discernable laser inscriptions A system and method for inscribing marks, that will remain non-discernable after tinting, on materials in general, and on plastic ophthalmic lenses in particular. The system uses a laser, which typically performs a heating-type inscription process, such as by use of... | 08/23/2011 |
| 7977602 | Laser ablation using multiple wavelengths In laser micromachining and laser defect repair of a first material, a first set of one or more laser wavelengths is selected in accordance with the first material's absorption characteristics and is combined and delivered concurrently with a second set of one or mo... | 07/12/2011 |
| 7964820 | Process for laser scribing A method for accurately laser scribing lines on a panel utilising a laser beam scanner unit (13) including an optical system and a scanner lens. The unit (13) moves a laser beam (12) in a first direction (X), to scribe sections of lines (15 | 06/21/2011 |
| 7947921 | Electric wire insulation center stripping method and device An insulated electric wire having a conductive core and an insulation jacket is center stripped by cutting a pattern in one side of the insulation jacket with a laser beam, and then cutting a coordinated pattern in an opposite side of the insulation jacket with a la... | 05/24/2011 |
| 7923658 | Laser micromachining methods and systems A method of laser machining a substrate is provided. The method comprises directing laser energy at a first surface of the substrate, while providing an assist medium at the first surface of the substrate at least at approximately the area at which the laser energy ... | 04/12/2011 |
| 7893385 | Method for enhancing gain and range of an RFID antenna Three dimensional nano structures created on copper or aluminum base metal through the use of a laser pulse device which results in an increase in radiation sensitivity of the metal. The base metal is used to manufacture RFID antennae after receiving a pulse of shar... | 02/22/2011 |
| 7888621 | Systems and methods for automatically adjusting the operational parameters of a laser cutter in a package processing environment A system includes a cutting station having a laser cutter for cutting surface marks, score lines, holes, slots, flaps, panels, etc. into a selected substrate, an image capture device for capturing digital image data associated with the selected substrate, and a comp... | 02/15/2011 |
| 7834293 | Method and apparatus for laser processing A method and an apparatus for processing workpieces with a laser beam include first and second stages for holding the workpieces and first and second laser beam paths. The first workpiece is loaded upon the first stage, aligned with the first laser beam path, and pr... | 11/16/2010 |
| 7820941 | Process and apparatus for scoring a brittle material The present invention relates to a process for laser scoring of flat glass sheets. The process comprises manipulating a laser beam having a substantially Gaussian intensity profile to produce an elongated heating zone on the glass sheet to be scored, the elongated h... | 10/26/2010 |
| 7812281 | Method for generating optically perceptible laser-induced cracks in brittle material The invention is directed to a method for generating optically perceptible laser-induced cracks in brittle material, wherein a laser beam, followed by a coolant jet, is guided relative to the surface of the brittle material in order to advance a crack trail into the... | 10/12/2010 |
| 7807943 | Method of producing molding die for use in producing a ceramic honeycomb structure body In a method of producing a molding die for use in producing honeycomb structure bodies, a reference position is determined as a relative position on a workpiece between a pillar of a high-pressure water jet and a reference hole. The reference hole is penetratingly f... | 10/05/2010 |
| 7767929 | Method for removing foreign matter on glass substrate surface It is to provide a method for removing a tin defect present on the surface of a glass substrate produced by a float process in a short time without the glass substrate surface being damaged regardless of the glass temperature. A method for removing a tin-cont... | 08/03/2010 |
| 7767928 | Depth measurement and depth control or automatic depth control for a hollow to be produced by a laser processing device According to a method for a depth measurement the depths of measuring points on a calibration surface are measured and correction values depending on differences between the measured values and known values are used and stored for a later correction. According to a ... | 08/03/2010 |
| 7759607 | Method of direct Coulomb explosion in laser ablation of semiconductor structures A new technique and Method of Direct Coulomb Explosion in Laser Ablation of Semiconductor Structures in semiconductor materials is disclosed. The Method of Direct Coulomb Explosion in Laser Ablation of Semiconductor Structures provides activation of the “Coulomb e... | 07/20/2010 |
| 7754999 | Laser micromachining and methods of same The described embodiments relate to laser micromachining a substrate. One exemplary embodiment removes substrate material from a substrate to a first depth relative to a first surface of the substrate while delivering an assist gas at a first flow rate; and, removes... | 07/13/2010 |
| 7732731 | Method and system for laser processing targets of different types on a workpiece A method and system for laser processing targets of different types on a workpiece are provided. The method includes setting a laser pulse width of one or more laser pulses to selectively provide one or more laser output pulses having one or more set pulse widths ba... | 06/08/2010 |
| 7709766 | System and method for manufacturing embedded conformal electronics A method for fabricating an electronic device comprises providing a substrate (501), direct writing a functional material by a thermal spray on the substrate (502) and removing a portion of the function material to form the electronic or sensory device... | 05/04/2010 |
| 7705268 | Method and system for laser soft marking Methods and systems for laser soft marking, especially for semiconductor wafers and devices, are provided. A laser-marking system for marking a semiconductor wafer to form a softmark on the wafer is provided. The system includes a laser subsystem for generating one ... | 04/27/2010 |
| 7687740 | Semiconductor structure processing using multiple laterally spaced laser beam spots delivering multiple blows Methods and systems process a semiconductor substrate having a plurality of structures to be selectively irradiated with multiple laser beams. The structures are arranged in a plurality of substantially parallel rows extending in a generally lengthwise direction. Th... | 03/30/2010 |
| 7667159 | Resolving thermoelectric potentials during laser trimming of resistors Thermoelectric effects that occur during laser trimming of resistors (20) are resolved by taking voltage measurements. The voltage attributed to laser heating on a resistor (20) during a low-power simulated trim (10) is used to determine a relat... | 02/23/2010 |
| 7649153 | Method for minimizing sample damage during the ablation of material using a focused ultrashort pulsed laser beam In one aspect the invention provides a method for laser induced breakdown of a material with a pulsed laser beam where the material is characterized by a relationship of fluence breakdown threshold (Fth) versus laser beam pulse width (T) that exhibits an abrupt, rap... | 01/19/2010 |
| 7649154 | Method of producing a graphic element In the case of a method of producing a linear graphic element on a molded body, the molded body is metallically coated and the graphic element is produced by a laser irradiation. The coating is removed by the laser irradiation in the form of dots having the same dia... | 01/19/2010 |
| 7633035 | Reverse side film laser circuit etching A direct-write laser lithography system comprises a reel-to-reel feed system in a vacuum chamber that presents the clear film-side of a single-sided metal-clad tape to a laser for direct patterning of the metal. The laser beam is swept laterally across the tape by r... | 12/15/2009 |
| 7629554 | Sheet for mounting polishing workpiece and method for making the same The present invention relates to a sheet for mounting a polishing workpiece. The sheet comprises a substrate and a surface layer. The substrate has a surface. The surface layer is located on the surface of the substrate, with no hole structure existing in the interi... | 12/08/2009 |
| 7626138 | Transparent material processing with an ultrashort pulse laser Methods for ultrashort pulse laser processing of optically transparent materials. A method for scribing transparent materials uses ultrashort laser pulses to create multiple scribe features with a single pass of the laser beam across the material, with at least one ... | 12/01/2009 |
| 7626137 | Laser cutting by forming a modified region within an object and generating fractures A laser beam machining method and a laser beam machining device capable of cutting a work without producing a fusing and a cracking out of a predetermined cutting line on the surface of the work, wherein a pulse laser beam is radiated on the predetermined cut line o... | 12/01/2009 |
| 7612314 | Manufacturing method that uses laser surface transformation to produce new and unique surface profiles for rotating bearings A laser ablation method is used to polish a bearing surface of an automotive crankshaft. A laser ablation device generates a laser according to parameters such as wavelength, pulse duration, pulse repetition rate, and beam quality. The laser is applied to the surfac... | 11/03/2009 |
| 7608800 | Methods and systems for decreasing the effective pulse repetition of a laser A method selectively processes structures on a workpiece with laser pulses. The structures are arranged in a linear pattern having approximately equal pitch. The pulses propagate along a laser beam propagation path terminating at a laser beam spot on the workpiece. ... | 10/27/2009 |
| 7582848 | Energy-efficient, laser-based method and system for processing target material An energy-efficient method and system for processing target material such as microstructures in a microscopic region without causing undesirable changes in electrical and/or physical characteristics of material surrounding the target material is provided. The system... | 09/01/2009 |
| 7576298 | Method for making a golf club face An improved face for a golf club head includes shallow and deep markings configured to provide a pleasing appearance when viewed head on, and to frame the central region of the impact surface of the face when viewed at address. Use of only shallow markings in the ce... | 08/18/2009 |
| 7525065 | Laser-assisted coating removal method Stripping is accomplished with a pulsed laser beam that targets the material and area to be stripped. The wavelength laser beam may be selected or adjusted to the absorption behavior of the material to be stripped without damaging the underlying base material. A con... | 04/28/2009 |
| 7476827 | Method of making a biosensor The present invention relates to a method of forming a biosensor. The method includes providing a substrate coated with a electrically conductive material, ablating the electrically conductive material to form electrodes and a code pattern, wherein there is sufficie... | 01/13/2009 |
| 7462800 | Method of shaping lithographically-produced probe elements A method is provided for shaping tips of lithographically-produced probe elements configured for use in a probe card to establish electrical communication with a contact of a semiconductor device to be tested. The method includes (a) lithographically producing a plu... | 12/09/2008 |
