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Masao Mashita
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Kanagawa, JP
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last 30 patents
Information
Patent Grant
Quantum effect device
Patent number
6,333,516
Issue date
Dec 25, 2001
Kabushiki Kaisha Toshiba
Riichi Katoh
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Semiconductor device using semiconductor BCN compounds
Patent number
5,895,938
Issue date
Apr 20, 1999
Kabushiki Kaisha Toshiba
Miyoko Watanabe
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Apparatus for manufacturing a nitrogen containing compound thin film
Patent number
5,425,811
Issue date
Jun 20, 1995
Kabushiki Kaisha Toshiba
Masao Mashita
C30 - CRYSTAL GROWTH
Information
Patent Grant
Method of manufacturing III-V group compound semiconductor
Patent number
5,300,185
Issue date
Apr 5, 1994
Kabushiki Kaisha Toshiba
Hisao Hori
C30 - CRYSTAL GROWTH
Information
Patent Grant
Method for producing compound semiconductors and apparatus therefor
Patent number
5,229,319
Issue date
Jul 20, 1993
Kabushiki Kaisha Toshiba
Yoshito Kawakyu
C30 - CRYSTAL GROWTH
Information
Patent Grant
Vapor-phase epitaxial growth method for semiconductor crystal layers
Patent number
5,213,654
Issue date
May 25, 1993
Kabushiki Kaisha Toshiba
Masahiro Sasaki
C30 - CRYSTAL GROWTH
Information
Patent Grant
Optical recording medium
Patent number
4,433,340
Issue date
Feb 21, 1984
Tokyo Shibaura Denki Kabushiki Kaisha
Masao Mashita
G11 - INFORMATION STORAGE