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Yuji Fukazawa
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Yokohama, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Semiconductor device having multilayer wiring structure and method,...
Patent number
7,208,831
Issue date
Apr 24, 2007
Kabushiki Kaisha Toshiba
Yuji Fukazawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method for manufacturing semiconductor devices using thermal nitrid...
Patent number
6,759,314
Issue date
Jul 6, 2004
Kabushiki Kaisha Toshiba
Wakako Moriyama
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device having multilayer wiring structure and method...
Patent number
6,693,028
Issue date
Feb 17, 2004
Kabushiki Kaisha Toshiba
Yuji Fukazawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method for cleaning a semiconductor substrate
Patent number
6,423,146
Issue date
Jul 23, 2002
Kabushiki Kaisha Toshiba
Yuji Fukazawa
B08 - CLEANING
Information
Patent Grant
Manufacturing method of semiconductor devices
Patent number
6,291,300
Issue date
Sep 18, 2001
Kabushiki Kaisha Toshiba
Yuji Fukazawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Substrate cleaning/drying equipment and substrate cleaning/drying m...
Patent number
6,152,153
Issue date
Nov 28, 2000
Kabushiki Kaisha Toshiba
Kazuhiko Takase
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
White decorative part and process for producing the same
Patent number
5,985,469
Issue date
Nov 16, 1999
Citizen Watch Co., Ltd.
Ryo Kurakata
B44 - DECORATIVE ARTS
Information
Patent Grant
Surface processing method and surface processing device for silicon...
Patent number
5,868,855
Issue date
Feb 9, 1999
Kabushki Kaisha Toshiba
Yuji Fukazawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method for cleaning semiconductor wafers
Patent number
5,810,940
Issue date
Sep 22, 1998
Kabushiki Kaisha Toshiba
Yuji Fukazawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Heating roller device
Patent number
5,786,570
Issue date
Jul 28, 1998
Citizen Watch Co., Ltd.
Yukio Miya
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Method of manufacturing semiconductor devices
Patent number
5,744,402
Issue date
Apr 28, 1998
Kabushiki Kaisha Toshiba
Yuji Fukazawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method for examination of silicon wafer surface defects
Patent number
5,643,404
Issue date
Jul 1, 1997
Purex Co., Ltd.
Hisashi Muraoka
G01 - MEASURING TESTING
Information
Patent Grant
Apparatus for subjecting a semiconductor substrate to a washing pro...
Patent number
5,571,367
Issue date
Nov 5, 1996
Kabushiki Kaisha Toshiba
Takahito Nakajima
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of analyzing impurities in the surface of a semiconductor wafer
Patent number
5,527,707
Issue date
Jun 18, 1996
Kabushiki Kaisha Toshiba
Yuji Fukazawa
G01 - MEASURING TESTING
Information
Patent Grant
Wear-resistant reed for a high-speed loom
Patent number
5,511,587
Issue date
Apr 30, 1996
Citizen Watch Co., Ltd.
Yukio Miya
D03 - WEAVING
Information
Patent Grant
Semiconductor wafer treating method
Patent number
5,470,393
Issue date
Nov 28, 1995
Kabushiki Kaisha Toshiba
Yuji Fukazawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device having a multilayered wiring structure with du...
Patent number
5,442,236
Issue date
Aug 15, 1995
Kabushiki Kaisha Toshiba
Yuji Fukazawa
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
Semiconductor device having multilayer wiring structure and method...
Publication number
20040140568
Publication date
Jul 22, 2004
Kabushiki Kaisha Toshiba
Yuji Fukazawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Semiconductor device having multilayer wiring structure and method...
Publication number
20010055872
Publication date
Dec 27, 2001
Yuji Fukazawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Manufacturing method of semiconductor devices
Publication number
20010034107
Publication date
Oct 25, 2001
KABUSHIKI KAISHA TOSHIBA
Yuji Fukazawa
H01 - BASIC ELECTRIC ELEMENTS