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Toshiro Usami
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Yokohama, JP
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last 30 patents
Information
Patent Grant
Method of forming a silicon semiconductor device using doping durin...
Patent number
5,612,236
Issue date
Mar 18, 1997
Kabushiki Kaisha Toshiba
Yuuichi Mikata
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of making a through hole in multi-layer insulating films
Patent number
5,378,652
Issue date
Jan 3, 1995
Kabushiki Kaisha Toshiba
Shuichi Samata
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device silicon via fill formed in multiple dielectric...
Patent number
5,291,058
Issue date
Mar 1, 1994
Kabushiki Kaisha Toshiba
Shuichi Samata
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of manufacturing semiconductor device
Patent number
5,238,859
Issue date
Aug 24, 1993
Kabushiki Kaisha Toshiba
Hiroyuki Kamijo
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Solid-state imaging device applicable to high sensitivity color cam...
Patent number
5,210,400
Issue date
May 11, 1993
Kabushiki Kaisha Toshiba
Toshiro Usami
G02 - OPTICS
Information
Patent Grant
Vertical field effect transistor with an extended polysilicon chann...
Patent number
5,181,088
Issue date
Jan 19, 1993
Kabushiki Kaisha Toshiba
Yuuichi Mikata
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of manufacturing a semiconductor memory device having a floa...
Patent number
5,149,666
Issue date
Sep 22, 1992
Kabushiki Kaisha Toshiba
Yuuichi Mikata
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of manufacturing semiconductor device
Patent number
5,032,535
Issue date
Jul 16, 1991
Kabushiki Kaisha Toshiba
Hiroyuki Kamijo
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor memory device and method of manufacturing the same
Patent number
5,031,010
Issue date
Jul 9, 1991
Kabushiki Kaisha Toshiba
Yuuichi Mikata
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Defect-recognition processing apparatus
Patent number
4,958,373
Issue date
Sep 18, 1990
Kabushiki Kaisha Toshiba
Toshiro Usami
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Semiconductor memory device for storing image data
Patent number
4,893,273
Issue date
Jan 9, 1990
Kabushiki Kaisha Toshiba
Toshiro Usami
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor device
Patent number
4,879,585
Issue date
Nov 7, 1989
Kabushiki Kaisha Toshiba
Toshiro Usami
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of manufacturing SiO.sub.2 -Si interface for floating gate s...
Patent number
4,597,159
Issue date
Jul 1, 1986
Kabushiki Kaisha Toshiba
Toshiro Usami
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Apparatus for producing a silicon single crystal from a silicon melt
Patent number
4,515,755
Issue date
May 7, 1985
Toshiba Ceramics Co., Ltd.
Shuitsu Matsuo
C30 - CRYSTAL GROWTH