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Vaitkus Rimantas
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Kanagawa, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Electric device and method of driving the same
Patent number
6,550,325
Issue date
Apr 22, 2003
Semiconductor Energy Laboratory Co., Ltd.
Takashi Inushima
G01 - MEASURING TESTING
Information
Patent Grant
Electronic device for reading information stored in a substance
Patent number
5,717,215
Issue date
Feb 10, 1998
Semiconductor Energy Laboratory Co., Ltd.
Takashi Inushima
G11 - INFORMATION STORAGE
Information
Patent Grant
Electronic device for measuring light properties
Patent number
5,610,405
Issue date
Mar 11, 1997
Semiconductor Energy Laboratory, Co., Ltd.
Takashi Inushima
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical memory apparatus using first and second illuminating lights...
Patent number
5,608,666
Issue date
Mar 4, 1997
Semiconductor Energy Laboratory Co., Ltd.
Takashi Inushima
G11 - INFORMATION STORAGE
Information
Patent Grant
Electronic device utilizing a material capable of storing informati...
Patent number
5,469,424
Issue date
Nov 21, 1995
Semiconductor Energy Laboratory Co., Ltd.
Takashi Inushima
G11 - INFORMATION STORAGE