Tsutomu Sasaki

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Futtsu, JP

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Patents Grantslast 30 patents

Information Patent Grant
Lead-free solder alloy, solder ball and electronic member, and lead...
- Patent number 8,562,906
- Issue date Oct 22, 2013
- Nippon Steel & Sumikin Materials Co., Ltd.
- Masamoto Tanaka
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
SOI substrate, semiconductor substrate, and method for production t...
- Patent number 7,320,925
- Issue date Jan 22, 2008
- Siltronic AG
- Tsutomu Sasaki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Wafer holding, wafer support member, wafer boat and heat treatment...
- Patent number 7,204,887
- Issue date Apr 17, 2007
- Nippon Steel Corporation
- Keisuke Kawamura
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
SOI substrate
- Patent number 7,084,459
- Issue date Aug 1, 2006
- Nippon Steel Corporation
- Tsutomu Sasaki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Process for fabrication of a SIMOX substrate
- Patent number 6,740,565
- Issue date May 25, 2004
- Nippon Steel Corporation
- Atsuki Matsumura
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
LEAD-FREE SOLDER ALLOY, SOLDER BALL AND ELECTRONIC MEMBER, AND LEAD...
- Publication number 20090304545
- Publication date Dec 10, 2009
- Nippon Steel Materials Co., Ltd.
- Masamoto Tanaka
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
SOI substrate, semiconductor substrate, and method for production t...
- Publication number 20040253793
- Publication date Dec 16, 2004
- Siltronic AG
- Tsutomu Sasaki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Soi substrate
- Publication number 20040018363
- Publication date Jan 29, 2004
- Tsutomu Sasaki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Wafer holder, wafer support member, wafer holding device, and heat...
- Publication number 20030029570
- Publication date Feb 13, 2003
- Keisuke Kawamura
- H01 - BASIC ELECTRIC ELEMENTS