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Toshio Matsuda
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Ootsu, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Semiconductor laser apparatus and production method thereof
Patent number
7,362,785
Issue date
Apr 22, 2008
Matsushita Electric Industrial Co., Ltd.
Naoki Kohara
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor laser apparatus and production method thereof
Patent number
7,075,960
Issue date
Jul 11, 2006
Matsushita Electric Industrial Co., Ltd.
Naoki Kohara
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Pure green light emitting diodes and method of manufacturing the same
Patent number
4,965,644
Issue date
Oct 23, 1990
Matsushita Electric Industrial Co., Ltd.
Toshiharu Kawabata
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Vane backpressure providing apparatus for sliding vane type compressor
Patent number
4,936,761
Issue date
Jun 26, 1990
Matsushita Electric Industrial Co., Ltd.
Takahiro Hasegaki
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Manufacturing green light emitting diodes
Patent number
4,671,829
Issue date
Jun 9, 1987
Matsushita Electric Industrial Co., Ltd.
Toshiharu Kawabata
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Rotary vane compressor with valve control of oil to bias the vanes
Patent number
4,342,547
Issue date
Aug 3, 1982
Matsushita Electric Industrial Co., Ltd.
Kaichi Yamada
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Etching of gallium stains in liquid phase epitoxy
Patent number
4,256,520
Issue date
Mar 17, 1981
Matsushita Electric Industrial Co., Ltd.
Susumu Koike
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Non-volatile memory device
Patent number
4,193,080
Issue date
Mar 11, 1980
Matsushita Electronics Corporation
Susumu Koike
G11 - INFORMATION STORAGE
Information
Patent Grant
Method for diffusing an impurity into a semiconductor body
Patent number
4,102,715
Issue date
Jul 25, 1978
Matsushita Electric Industrial Co., Ltd.
Ginjiro Kambara
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
Semiconductor laser apparatus and production method thereof
Publication number
20060227832
Publication date
Oct 12, 2006
Matsushita Electric Industrial Co., Ltd.
Naoki Kohara
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Semiconductor laser apparatus and production method thereof
Publication number
20040161002
Publication date
Aug 19, 2004
Naoki Kohara
H01 - BASIC ELECTRIC ELEMENTS