Katsuto Tanahashi

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Patents Grantslast 30 patents

Information Patent Grant
Controlling oxygen precipitates in silicon wafers using infrared ir...
- Patent number 7,906,443
- Issue date Mar 15, 2011
- Fujitsu Limited
- Katsuto Tanahashi
- C30 - CRYSTAL GROWTH
Information Patent Grant
Classification apparatus for semiconductor substrate, classificatio...
- Patent number 7,648,887
- Issue date Jan 19, 2010
- Fujitsu Microelectronics Limited
- Toshiya Sato
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Classification apparatus for semiconductor substrate, classificatio...
- Publication number 20070231934
- Publication date Oct 4, 2007
- FUJITSU LIMITED
- Toshiya Sato
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Wafer processing method, semiconductor device manufacturing method,...
- Publication number 20070190809
- Publication date Aug 16, 2007
- FUJITSU LIMITED
- Katsuto Tanahashi
- C30 - CRYSTAL GROWTH
Information Patent Application
Semiconductor substrate and manufacturing method thereof
- Publication number 20040135208
- Publication date Jul 15, 2004
- FUJITSU LIMITED
- Katsuto Tanahashi
- H01 - BASIC ELECTRIC ELEMENTS