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| Number | Title | Issue Date |
| 8106329 | Laser processing of conductive links A laser system for processing conductive link structures includes a seed laser generating a seed laser beam. The seed laser is sliced by a modulator into a user configurable series of pulses and the pulses are optically amplified and applied to a conductive link str... | 01/31/2012 |
| 8093530 | Laser cutting apparatus and laser cutting method A laser cutting apparatus and a laser cutting method are provided which are adapted to concentrate laser light into a silicon substrate to produce a plurality of internal cracks. A light concentrating position, to which laser beams included in the laser light are co... | 01/10/2012 |
| 7939779 | Method for the laser machining of coated sheets With many coated sheets, in particular zinc-coated sheets as used in the automobile industry, the coating material has a much lower boiling point than the material of the sheet. On welding said sheets together the above leads to explosive evaporation of coating mate... | 05/10/2011 |
| 7902482 | Laser machining apparatus and control method for the apparatus A laser beam machine includes a controller for outputting command pulse sets according to control parameter settings for controlling laser pulse output power, a thinning-out circuit, into which the command pulse sets are inputted, for thinning out pulses of the comm... | 03/08/2011 |
| 7875826 | Variable width conductive lines having substantially constant impedance A method of fabricating a conductive line provides a substrate having a blanket layer of conductive material disposed thereon, a removing of a first portion of the blanket layer of conductive material to form one or more gaps that define a first line, the gaps adjac... | 01/25/2011 |
| 7847212 | Method for the manufacture of a molding as well as a sensor unit for the application thereof The invention relates to a method for the manufacture of a molding through generative processing methods, in particular through selective laser melting, wherein a model of a molding is built from a powder material according to CAD data, wherein an application unit i... | 12/07/2010 |
| 7847213 | Method and apparatus for modifying an intensity profile of a coherent photonic beam A coherent beam source, e.g., a laser having a cavity that is unstable in at least one direction, is used to produce a coherent beam having an initial intensity profile. The beam is passed through a relay having a Fourier plane containing a spatial filter that serve... | 12/07/2010 |
| 7807938 | Mastering tools and systems and methods for forming a plurality of cells on the mastering tools Mastering tools and systems and methods for forming a plurality of cells on the mastering tools are provided. In particular, the systems vary the geometry of the cells or the placement of the cells, or both, for forming a textured surface on a mastering tool. ... | 10/05/2010 |
| 7750268 | 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... | 07/06/2010 |
| 7723639 | Substrate treatment device and method and encoder scale treated by this method The invention provides a substrate treatment method and apparatus. Embodiments show a substrate in the form of a rotary encoder ring having a pattern of marks producable by means of a laser treatment device controllable to produce the pattern in the correct manner w... | 05/25/2010 |
| 7723640 | Optical horned lightpipe or lightguide A laser welding apparatus having a laser source outputting a laser beam and a light transmitting device being positioned downstream from the laser source. The light transmitting device transmits the laser beam therethrough. The laser beam exiting the light transmitt... | 05/25/2010 |
| 7615721 | Laser processing method and laser processing apparatus 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... | 11/10/2009 |
| 7560658 | Method for forming nanoscale features Here is presented a versatile technique for machining of nanometer-scale features using tightly-focused ultrashort laser pulses. By the invention, the size of features can be reduced far below the wavelength of light, thus enabling nanomachining of a wide range of m... | 07/14/2009 |
| 7557325 | Method for manufacturing a medical needle The present invention concerns a method for manufacturing a needle, of the type used in the medical field. This needle is formed by a pulsed laser weld for joining a first portion having a pointed end and a second end having the shape of a tube and for receiving, in... | 07/07/2009 |
| 7521648 | Apparatus and method of maintaining a generally constant focusing spot size at different average laser power densities Preferred embodiments of a system and methods to deliver different magnitudes of laser power density to a work piece while maintaining a constant focusing spot size are described. In particular, the system includes a laser, an optical focusing assembly and an overla... | 04/21/2009 |
| 7518086 | Method and device for adjusting wavelength distribution pattern in laser A plurality of configurations is simultaneously formed in a material by a single laser beam having a desired distribution pattern of wavelengths. An input laser beam has an initial wavelength distribution pattern. The initial wavelength distribution pattern is adjus... | 04/14/2009 |
| 7511247 | Method of controlling hole shape during ultrafast laser machining by manipulating beam polarization A method for controlling the shape of the area machined by a pulse of laser light on a surface, such that the shape has a desired elliptical shape with its major axis aligned in a desired direction and the length of this major axis is less than or equal to a diamete... | 03/31/2009 |
| 7491909 | Pulsed laser processing with controlled thermal and physical alterations A method for laser machining of material using a burst comprised of laser pulses. The method tailors the pulse width, pulse separation duration, wavelength and polarization of the multiple laser pulses included in a burst to maximize the positive effect of thermal a... | 02/17/2009 |
| 7421314 | Method and device for controlling robot A method for controlling a robot during an interpolation of a trajectory or motion to any prescribed position, comprises the steps of a) ignoring at least one of the three originally prescribed or interpolated tool center point orientation values; b) finding new too... | 09/02/2008 |
| 7372878 | Method and system for preventing excessive energy build-up in a laser cavity A method and system decrease the amount of undesired laser radiation reaching a workpiece from a laser having a laser cavity and a Q-switch. The laser operates at any given time in one of at least two modes. In a first mode the laser emits pulses at a PRF (pulse rep... | 05/13/2008 |
| 7359412 | Laser apparatus, laser irradiation method, and manufacturing method of semiconductor device It is an object to provide a laser apparatus, a laser irradiating method and a manufacturing method of a semiconductor device that make laser energy more stable. To attain the object, a part of laser beam emitted from an oscillator is sampled to generate an electric... | 04/15/2008 |
| 7352784 | Laser burst boosting method and apparatus Methods and apparatus for managing thermal loads on a laser gain medium and for boosting the output power of a diode pumped laser are disclosed. The short-term average pumping power to the gain medium is increased, to provide a burst of pumping energy to the laser g... | 04/01/2008 |
| 7348516 | Methods of and laser systems for link processing using laser pulses with specially tailored power profiles A laser pulse with a specially tailored temporal power profile, instead of a conventional temporal shape or substantially square shape, severs an IC link. The specially tailored laser pulse preferably has either an overshoot at the beginning of the laser pulse or a ... | 03/25/2008 |
| 7336585 | Information recording apparatus and method for recording information and information recording medium An information recording apparatus for recording tracks includes: a rotation drive section (RDS) that supports and rotates a master disk with a resist layer; an exposure beam emitting section (EBES) deflectably applying an exposure beam to the disk to form a spot th... | 02/26/2008 |
| 7330774 | Reception system An operation control unit of a reception system includes a visitor ID information DB for storing therein visitor comparison information and visitor ID information including a phone number of a receiver of a visitor; an identifying unit for identifying the visitor wh... | 02/12/2008 |
| 7326876 | Sequential lateral solidification device A sequential lateral solidification device, for enhancing optical characteristics of the device and for preventing damage caused by an ablation of a crystallization thin film, is disclosed. The device includes a laser light source generating a laser beam, a projecti... | 02/05/2008 |
| 7321808 | Robot and multiple robot control method When braking of a motion of a part of a first robot is assumed to be started at points in time, a first stop position of the first robot part is estimated at each point in time. When braking of a motion of a part of a second robot is assumed to be started at the poi... | 01/22/2008 |
| 7317179 | Systems and methods to shape laser light as a homogeneous line beam for interaction with a film deposited on a substrate Systems and methods are disclosed for shaping and homogenizing a laser beam for interaction with a film. The shaping and homogenizing system may include a lens array and a lens that is positioned to receive laser light from the lens array and produce a respective el... | 01/08/2008 |
| 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 line, wherein the laser light L from a plurality of laser light sourc... | 12/04/2007 |
| 7302309 | Laser micromachining methods and systems A method of laser machining a fluid path is provided. The method comprises directing a first laser toward a first surface, directing a second laser toward a second surface of the substrate, and directing a third laser toward the second surface along at least a porti... | 11/27/2007 |
| 7301121 | Method and device for laser drilling in a process gas atmosphere A method and device for laser drilling in which the geometric form of the drill-hole wall is influenced by reciprocal action between a laser beam and a supplied process gas, which thereby is ionized to plasma. Furthermore, the outlet opening of the drill hole is inf... | 11/27/2007 |
| 7301981 | Methods for synchronized pulse shape tailoring A plurality of subresonators (12, 14), having different design configurations, share a common resonator section (18) such that the lasing action can be substantially synchronized to provide coherent laser pulses that merge the different respective puls... | 11/27/2007 |
| 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 |
| 7292616 | COlaser stabilization systems and methods Systems and methods for stabilizing a CO2 laser are disclosed. The system includes a detector unit for measuring the power in a select portion of the output beam. The detector unit generates an electrical signal corresponding to the measured power. The mo... | 11/06/2007 |
| 7289549 | Lasers for synchronized pulse shape tailoring A plurality of subresonators (12, 14), having different design configurations, share a common resonator section (18) such that the lasing action can be substantially synchronized to provide coherent laser pulses that merge the different respective puls... | 10/30/2007 |
| 7286582 | Optical external cavities having brewster angle wedges This invention consists of an optical external cavity having specialized Brewster angle wedges. The external cavity apparatus utilizes several types of very high index of refraction wedges made from semiconductor and special glass materials. The apparatus limits the... | 10/23/2007 |
| 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 processes. A first laser generates periodic pulses of radiation along ... | 10/16/2007 |
| 7283892 | Hybrid compact sensing apparatus for adaptive robotic processes A hybrid compact sensing apparatus for generating signals usable for guiding a process robot as a function of an object detected in a scene. The apparatus comprises a laser light generator, two optical sensors, one or more ultrasound sensors, and a control unit, all... | 10/16/2007 |
| 7277188 | Systems and methods for implementing an interaction between a laser shaped as a line beam and a film deposited on a substrate Systems and methods are disclosed for focusing a beam for an interaction with a film deposited on a substrate wherein the focused beam defines a short axis and a long axis. In one aspect, the system may include a detecting system to analyze light reflected from the ... | 10/02/2007 |
| 7268315 | Monitoring slot formation in substrates A light beam is used to cut a slot in a first side of substrate. An optical sensor monitors a surface of a second side of the substrate that is opposite the first side while cutting the slot. If the light beam breaks through the surface of the second side, the senso... | 09/11/2007 |
