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Katsujiro Tanzawa
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Kanagawa, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Semiconductor wafer with ID mark, equipment for and method of manuf...
Patent number
7,700,381
Issue date
Apr 20, 2010
Kabushikia Kaisha Toshiba
Tsunetoshi Arikado
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of inspecting semiconductor wafer
Patent number
7,531,462
Issue date
May 12, 2009
Kabushiki Kaisha Toshiba
Katsujiro Tanzawa
G01 - MEASURING TESTING
Information
Patent Grant
Element formation substrate, method of manufacturing the same, and...
Patent number
7,510,945
Issue date
Mar 31, 2009
Kabushiki Kaisha Toshiba
Hajime Nagano
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor wafer treatment method, semiconductor wafer inspectio...
Patent number
7,314,766
Issue date
Jan 1, 2008
Kabushiki Kaisha Toshiba
Junji Sugamoto
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Element formation substrate for forming semiconductor device
Patent number
7,285,825
Issue date
Oct 23, 2007
Kabushiki Kaisha Toshiba
Hajime Nagano
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor wafer with ID mark, equipment for and method of manuf...
Patent number
7,057,259
Issue date
Jun 6, 2006
Kabushiki Kaisha Toshiba
Tsunetoshi Arikado
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Process of making a semiconductor device using a silicon-on-insulat...
Patent number
5,688,702
Issue date
Nov 18, 1997
Kabushiki Kaisha Toshiba
Akio Nakagawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Dielectrically isolated high and low voltage substrate regions
Patent number
5,332,920
Issue date
Jul 26, 1994
Kabushiki Kaisha Toshiba
Akio Nakagawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Dielectrically isolated substrate with isolated high and low breakd...
Patent number
5,097,314
Issue date
Mar 17, 1992
Kabushiki Kaisha Toshiba
Akio Nakagawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Dielectrically isolated substrate and semiconductor device using th...
Patent number
5,049,968
Issue date
Sep 17, 1991
Kabushiki Kaisha Toshiba
Akio Nakagawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Dielectrically isolated semiconductor substrate
Patent number
4,878,957
Issue date
Nov 7, 1989
Kabushiki Kaisha Toshiba
Yoshihiro Yamaguchi
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
Element formation substrate, method of manufacturing the same, and...
Publication number
20080044983
Publication date
Feb 21, 2008
Kabushiki Kaisha Toshiba
Hajime Nagano
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Method of inspecting semiconductor wafer
Publication number
20060281281
Publication date
Dec 14, 2006
Katsujiro Tanzawa
G01 - MEASURING TESTING
Information
Patent Application
Semiconductor wafer with ID mark, equipment for and method of manuf...
Publication number
20060131696
Publication date
Jun 22, 2006
Kabushiki Kaisha Toshiba
Tsunetoshi Arikado
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Element formation substrate, method of manufacturing the same, and...
Publication number
20040150044
Publication date
Aug 5, 2004
Hajime Nagano
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Semiconductor wafer treatment method, semiconductor wafer inspectio...
Publication number
20040137752
Publication date
Jul 15, 2004
Junji Sugamoto
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Semiconductor wafer with ID mark, equipment for and method of manuf...
Publication number
20030003608
Publication date
Jan 2, 2003
Tsunetoshi Arikado
H01 - BASIC ELECTRIC ELEMENTS