| Patents for C30B 33 - After-treatment of single crystals or homogeneous polycrystalline material with defined structure (6,009) |
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| 03/25/2009 | EP1516361B1 Method for producing semi-insulating resistivity in high purity silicon carbide crystals |
| 03/25/2009 | CN101392409A Pulsed processing semiconductor heating methods using combinations of heating sources |
| 03/19/2009 | DE102007044007A1 Verfahren zur Herstellung eines Festkörper-Lasers mit passiver Güteschaltung A process for producing a solid-state laser with a passive Q-switch |
| 03/18/2009 | EP2035179A1 Friction welding of a single crystal component to a second component with minimisation of in plane friction and forge forces |
| 03/11/2009 | CN101381893A CdGeAs2 crystal etching agent and etching method |
| 03/11/2009 | CN100468102C Solution to thermal budget |
| 03/11/2009 | CN100467678C Hf:Er:LiNbO3 crystal and preparation method thereof |
| 03/05/2009 | WO2009028658A1 Silicon single crystal wafer for igbt, method for manufacturing silicon single crystal wafer for igbt and method for assuring resistivity of silicon single crystal wafer for igbt |
| 03/05/2009 | WO2005080645A3 Diamond structure separation |
| 03/05/2009 | US20090056374 Gemstone Facet Configuration |
| 03/05/2009 | DE102007040390A1 Method of producing silicon wafers by cutting silicon ingots for manufacturing solar cells and solar modules, comprises removing materials from a side of the silicon ingot by an etching process |
| 03/04/2009 | EP2031101A2 Method for making silicon wafers |
| 03/04/2009 | EP2030733A2 Method for making silicon wafers |
| 03/04/2009 | EP2030225A2 Wet etch suitable for creating square cuts in si and resulting structures |
| 03/04/2009 | CN100465356C A GaN wafer with high surface quality and a production method thereof |
| 02/24/2009 | US7494595 Etching apparatus |
| 02/18/2009 | EP2024992A1 Method for smoothing iii-n substrates |
| 02/18/2009 | CN101371381A A method of fabricating fibres composed of silicon or a silicon-based material and their use in lithium rechargeable batteries |
| 02/18/2009 | CN101370971A Method of recovering sodium metal from flux |
| 02/18/2009 | CN101369029A Method for producing photon crystal film for improving mechanical strength and solvent resistance |
| 02/18/2009 | CN101368294A Surface finished zinc oxide nanometer stick array and preparation method thereof |
| 02/11/2009 | CN100461349C Process for producing high resistance silicon wafer, and process for producing epitaxial wafer and SOI wafer |
| 02/11/2009 | CN100461340C Method for manufacturing group III nitride compound semiconductor |
| 02/10/2009 | US7488430 Method of fabricating in-plane switching mode LCD |
| 02/04/2009 | CN101361171A Method for manufacturing silicon single crystal wafer |
| 02/04/2009 | CN101360852A Process for producing silicon single crystal wafer |
| 02/04/2009 | CN101359595A Method for flattening wafer surface |
| 02/04/2009 | CN100459047C Method for preparing film structure comprising ferroelectric single crystal layer |
| 02/03/2009 | US7485238 Etching method, etched product formed by the same, and piezoelectric vibration device, method for producing the same |
| 01/29/2009 | WO2009012583A1 Use of acid washing to provide purified silicon crystals |
| 01/29/2009 | US20090029550 Method of Manufacturing Nitride Substrate for Semiconductors |
| 01/29/2009 | CA2694806A1 Use of acid washing to provide purified silicon crystals |
| 01/28/2009 | EP2019420A1 Device for texturising surfaces of silicon discs and uses of this device |
| 01/28/2009 | CN101353813A Free-standing (Al, Ga, In)N and parting method for forming same |
| 01/28/2009 | CN100456445C Etching method and apparatus |
| 01/28/2009 | CN100456177C Gas path controlling method for chip etching equipment |
| 01/27/2009 | US7481879 Diamond single crystal substrate manufacturing method and diamond single crystal substrate |
| 01/22/2009 | WO2009011100A1 Iii nitride semiconductor substrate and method for cleaning the same |
| 01/22/2009 | US20090022930 Single crystal silicon having improved gate oxide integrity |
| 01/22/2009 | US20090020067 Method of manufacturing solar-grade polysilicon ingot with relevant induction apparatus |
| 01/21/2009 | EP2015928A2 Porous processing carrier for flexible substrates |
| 01/21/2009 | CN101351879A Method for making a plate-like detachable structure, in particular made of silicon, and use of said method |
| 01/21/2009 | CN101351580A Arsenic and phosphorus doped silicon wafer substrates having intrinsic gettering |
| 01/20/2009 | US7479188 Process for producing GaN substrate |
| 01/15/2009 | US20090017569 Method for fabricating liquid crystal display device |
| 01/07/2009 | CN101341580A Method for the manufacture of substrates, in particular for the optical, electronic or optoelectronic areas, and the substrate obtained in accordance with the said method |
| 01/07/2009 | CN101339926A Method of manufacturing nitride substrate for semiconductors, and nitride semiconductor substrate |
| 01/07/2009 | CN100449340C Three-dimensional photonic crystal waveguide structure |
| 01/01/2009 | US20090004426 Suppression of Oxygen Precipitation in Heavily Doped Single Crystal Silicon Substrates |
| 01/01/2009 | US20090000537 Silicon wafer and method for producing same |
| 12/31/2008 | EP2007933A1 Methods for controllable doping of aluminum nitride bulk crystals |
| 12/31/2008 | EP1281196A4 Method of doping silicon with phosphorus and growing oxide on silicon in the presence of steam |
| 12/31/2008 | CN201172701Y Heat treatment equipment for gallium arsenide single crystal open pipe |
| 12/30/2008 | US7470970 Prepared by making use of orientation (plane) dependence of the oxygen doping to GaN; non-C-plane growth enables the growing GaN crystal to accept oxygen effectively; for producing light emitting diodes, laser diodes or other electronic devices of groups 3 and 5 nitride semiconductors |
| 12/25/2008 | US20080317663 Lithium Tantalate Substrate and Process for its Manufacture |
| 12/24/2008 | WO2008156058A1 Method for joining silicon base materials, liquid droplet delivery head, liquid droplet delivery apparatus, and electronic device |
| 12/24/2008 | WO2008156056A1 Method for joining silicon base materials, liquid droplet delivery head, liquid droplet delivery apparatus, and electronic device |
| 12/24/2008 | EP2004884A1 Treatment of crystals for the prevention of optical damage |
| 12/24/2008 | DE20321702U1 Vorrichtung zum Texturieren von Oberflächen von Silizium-Scheiben Apparatus for texturing surfaces of silicon wafers |
| 12/24/2008 | DE102007028439A1 Separating flat-parallel silicon wafers from cuboid crystalline or polycrystalline silicon ingot using wire saw for photo-voltaic applications, comprises moving wire around rolls, and attaching the ingot to reception of the wire saw |
| 12/18/2008 | US20080311024 Diamond single crystal substrate manufacturing method and diamond single crystal substrate |
| 12/18/2008 | DE102007027112A1 Verfahren zur Reinigung, Trocknung und Hydrophilierung einer Halbleiterscheibe A method for cleaning, drying and hydrophilization of a semiconductor wafer |
| 12/18/2008 | DE102006044366B4 Verfahren zum Abtrennen einer Vielzahl von Scheiben von einem zylindrischen Werkstück A method for separating a plurality of slices of a cylindrical workpiece |
| 12/17/2008 | EP1645664A4 The technique of production of fancy red diamonds |
| 12/17/2008 | CN101323983A Novel preparation for synthetic gem chromic coloring |
| 12/16/2008 | US7466907 Annealing process and device of semiconductor wafer |
| 12/11/2008 | DE102007026292A1 Verfahren zur einseitigen Politur nicht strukturierter Halbleiterscheiben A method for unilateral polish not structured semiconductor wafers |
| 12/10/2008 | EP2000565A1 Growth method of a GaN crystal, and GaN crystal substrate |
| 12/10/2008 | CN101319361A 单晶金刚石 Single crystal diamond |
| 12/10/2008 | CN101319360A 单晶金刚石 Single crystal diamond |
| 12/10/2008 | CN101319359A 单晶金刚石 Single crystal diamond |
| 12/10/2008 | CN101319358A 单晶金刚石 Single crystal diamond |
| 12/10/2008 | CN101319354A Purification process for single-wall nano-carbon tube film |
| 12/10/2008 | CN101319347A Method for crystal surface self-organizing growth of fine-nano-structure with femtosecond laser |
| 12/09/2008 | US7462291 Method of fabricating array substrate for liquid crystal display device |
| 12/03/2008 | EP1997125A2 Growth method using nanostructure compliant layers and hvpe for producing high quality compound semiconductor materials |
| 12/02/2008 | US7459025 Methods for transferring a layer onto a substrate |
| 11/27/2008 | DE102008022747A1 Silicium-Einkristall-Wafer und Verfahren zur Herstellung Silicon single crystal wafer and methods for preparing |
| 11/27/2008 | DE10066107B4 Verfahren zur Wärmebehandlung eines Siliciumwafers A method for heat treating a silicon wafer |
| 11/27/2008 | DE10066106B4 Verfahren zur Wärmebehandlung eines Siliciumwafers A method for heat treating a silicon wafer |
| 11/26/2008 | CN101312165A Alxgayin1-x-yn substrate and cleaning method for the same, and ain substrate and cleaning method for the same |
| 11/26/2008 | CN101312164A Alxgayin1-x-yn substrate and cleaning method for the same, and ain substrate and cleaning method for the same |
| 11/26/2008 | CN101311344A Polysilicon film preparation with crystal particle dimension controllable and detection device |
| 11/25/2008 | US7455880 Optical element fabrication method, optical element, exposure apparatus, device fabrication method |
| 11/20/2008 | US20080282978 Process For Manufacturing A Gallium Rich Gallium Nitride Film |
| 11/20/2008 | DE10066099B4 Silicon wafer used in the production of semiconductor circuits has a low number of particles of crystalline origin in the wafer surface |
| 11/19/2008 | CN101310047A Process for producing diamond having structure of acicular projection array disposed on surface thereof, diamond maerial, electrode and electronic device |
| 11/19/2008 | CN101307498A Iii-v nitride substrate wafer and its manufacture method and uses |
| 11/13/2008 | DE10047345B4 Wärmebehandlungsverfahren eines Siliciumwafers und behandelter Siliciumwafer Heat treatment process of a silicon wafer and treated silicon wafer |
| 11/12/2008 | CN100433257C Process for producing monocrystal thin film and monocrystal thin film device |
| 11/06/2008 | DE112006003461T5 Verfahren zur Herstellung einer zerlegbaren scheibenförmigen Struktur, insbesondere auf Silizium basierend, und Anwendung des Verfahrens A method of manufacturing a separable disk-shaped structure, in particular based on silicon, and use of the method |
| 11/06/2008 | DE102007053108A1 Thermally treating disk-shaped semiconductor silicon wafer body at a temperature, comprises introducing wafer in treatment chamber having suspension gas stream, and carrying out thermal treatment of wafer under changing wafer temperature |
| 11/05/2008 | CN101299452A Method for preparing CeO2 isolated layer film on monocrystal substrate |
| 11/05/2008 | CN101298698A Method for surface in situ synthesis of conductive polyaniline PANi by using four acicular type zinc oxide crystal whisker T-ZnOw |
| 11/05/2008 | CN100431189C Thin plate display device and its manufacturing method |
| 11/04/2008 | US7446045 Method of manufacturing nitride substrate for semiconductors |
| 10/30/2008 | US20080266502 Method of producing uv stable liquid crystal alignment |
| 10/29/2008 | EP1986217A1 Method for manufacturing semiconductor substrate |
| 10/29/2008 | EP1984545A2 Method for growth of semipolar (al,in,ga,b)n optoelectronic devices |
| 10/29/2008 | EP1537258B9 Method of fabricating substrates, in particular for optics, electronics or optoelectronics---------------------------------------- |