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Akira Tsumura
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Chiyoda-ku, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Waveguide orthomode transducer
Patent number
7,330,088
Issue date
Feb 12, 2008
Mitsubishi Denki Kabushiki Kaisha
Yoji Aramaki
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Connection structure for high-frequency circuit substrate, manufact...
Patent number
6,791,439
Issue date
Sep 14, 2004
Mitsubishi Denki Kabushiki Kaisha
Yoichi Kitamura
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Liquid crystal display apparatus with reduced visual angle degradation
Patent number
6,356,329
Issue date
Mar 12, 2002
Mitsubishi Denki Kabushiki Kaisha
Akira Tamatani
G02 - OPTICS
Information
Patent Grant
Liquid crystal display apparatus and method for producing TFT using...
Patent number
6,335,779
Issue date
Jan 1, 2002
Mistubishi Denki Kaubshiki Kaisha
Yasuhiro Morii
G02 - OPTICS
Information
Patent Grant
Liquid crystal display device having intermediate alignment film in...
Patent number
6,313,898
Issue date
Nov 6, 2001
Mitsubishi Denki Kabushiki Kaisha
Yoshinori Numano
G02 - OPTICS
Information
Patent Grant
Liquid crystal display having backscattering polarizer
Patent number
6,215,537
Issue date
Apr 10, 2001
Mitsubishi Denki Kabushiki Kaisha
Akira Tsumura
G02 - OPTICS
Information
Patent Grant
Reflective type liquid crystal display with scattering polarizer
Patent number
6,211,933
Issue date
Apr 3, 2001
Mitsubishi Denki Kabushiki Kaisha
Masaya Mizunuma
G02 - OPTICS
Information
Patent Grant
Reflective type liquid crystal display having scattering polarizer
Patent number
6,181,399
Issue date
Jan 30, 2001
Mitsubishi Denki Kabushiki Kaisha
Yuzo Odoi
G02 - OPTICS
Information
Patent Grant
Liquid crystal display apparatus including a conductive layer on an...
Patent number
6,166,795
Issue date
Dec 26, 2000
Mitsubishi Denki Kabushiki Kaisha
Masayuki Fujii
G02 - OPTICS
Information
Patent Grant
IPS type liquid crystal display apparatus having in-plane retardati...
Patent number
6,141,078
Issue date
Oct 31, 2000
Mitsubishi Denki Kabushiki Kaisha
Yasuhiro Morii
G02 - OPTICS
Information
Patent Grant
Method of making a liquid crystal display including a field effect...
Patent number
6,060,333
Issue date
May 9, 2000
Mitsubishi Denki Kabushiki Kaisha
Toshihiko Tanaka
G02 - OPTICS
Information
Patent Grant
Method of making a field effect transistor
Patent number
6,060,338
Issue date
May 9, 2000
Mitsubishi Denki Kabushiki Kaisha
Toshihiko Tanaka
G02 - OPTICS
Information
Patent Grant
Method of manufacturing a liquid crystal display element having a d...
Patent number
5,959,712
Issue date
Sep 28, 1999
Mitsubishi Denki Kabushiki Kaisha
Yasuhiro Morii
G02 - OPTICS
Information
Patent Grant
Liquid crystal display
Patent number
5,905,553
Issue date
May 18, 1999
Mitsubishi Denki Kabushiki Kaisha
Fumio Matsukawa
G02 - OPTICS
Information
Patent Grant
Method for manufacturing liquid crystal display device
Patent number
5,893,625
Issue date
Apr 13, 1999
Mitsubishi Denki Kabushiki Kaisha
Akira Tamatani
G02 - OPTICS
Information
Patent Grant
Field effect transistor including .pi.conjugate polymer and liquid...
Patent number
5,892,244
Issue date
Apr 6, 1999
Mitsubishi Denki Kabushiki Kaisha
Toshihiko Tanaka
G02 - OPTICS
Information
Patent Grant
Field-effect transistor with at least two different semiconductive...
Patent number
5,500,537
Issue date
Mar 19, 1996
Mitsubishi Denki Kabushiki Kaisha
Akira Tsumura
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Field-effect transistor
Patent number
5,107,308
Issue date
Apr 21, 1992
Mitsubishi Denki Kabushiki Kaisha
Hiroshi Koezuka
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
Waveguide branching filter/polarizer
Publication number
20050200430
Publication date
Sep 15, 2005
Yoji Aramaki
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Connection structure for high-frequency circuit substrate, manufact...
Publication number
20040080386
Publication date
Apr 29, 2004
Mitsubishi Denki Kabushiki Kaisha
Yoichi Kitamura
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Liquid crystal displaying apparatus and method for manufacturing ar...
Publication number
20010048499
Publication date
Dec 6, 2001
Mitsubishi Denki Kabushiki Kaisha
Yoshinori Numano
G02 - OPTICS