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Kouki Kojima
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Fukuoka, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Optical pickup of tilt control type
Patent number
6,804,186
Issue date
Oct 12, 2004
Matsushita Electric Industrial Co., Ltd.
Kouki Kojima
G11 - INFORMATION STORAGE
Information
Patent Grant
Light pickup
Patent number
6,084,847
Issue date
Jul 4, 2000
Matsushita Electric Industrial Co., Ltd.
Kouki Kojima
G11 - INFORMATION STORAGE
Information
Patent Grant
Light pickup of thin type
Patent number
5,986,994
Issue date
Nov 16, 1999
Matsushita Electric Industrial Co., Ltd.
Kouki Kojima
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical pickup
Patent number
5,923,636
Issue date
Jul 13, 1999
Matsushita Electric Industrial Co., Ltd.
Takashi Haruguchi
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical pickup having a transparent lens member with two reflecting...
Patent number
5,621,716
Issue date
Apr 15, 1997
Matsushita Electric Industrial Co., Ltd.
Kouki Kojima
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical pickup for information recording/reproducing apparatus havi...
Patent number
5,566,157
Issue date
Oct 15, 1996
Matsushita Electric Industrial Co., Ltd.
Kouki Kojima
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical pickup for information recording/reproducing apparatus
Patent number
5,422,870
Issue date
Jun 6, 1995
Matsushita Electric Industrial Co., Ltd.
Kouki Kojima
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical pickup having first and second reflecting surfaces and holo...
Patent number
5,377,177
Issue date
Dec 27, 1994
Matsushita Electric Industrial Co., Ltd.
Syougo Horinouchi
G11 - INFORMATION STORAGE
Patents Applications
last 30 patents
Information
Patent Application
Optical pickup of tilt control type
Publication number
20020001282
Publication date
Jan 3, 2002
Kouki Kojima
G11 - INFORMATION STORAGE