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Hachioji, JP
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last 30 patents
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Patent Grant
Optical recording/reproducing apparatus capable of multi-track acce...
Patent number
5,583,836
Issue date
Dec 10, 1996
Olympus Optical Co., Ltd.
Takao Rokutan
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Information
Patent Grant
Optical information recording and reproducing apparatus in which re...
Patent number
5,568,458
Issue date
Oct 22, 1996
Olympus Optical Co., Ltd.
Naoaki Tani
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical recording/reproducing apparatus capable of multi-track acce...
Patent number
5,511,051
Issue date
Apr 23, 1996
Olympus Optical Co., Ltd.
Takao Rokutan
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical information writing and reading apparatus having two light...
Patent number
5,475,665
Issue date
Dec 12, 1995
Olympus Optical Co., Ltd.
Naoaki Tani
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical card recording/reproducing apparatus with presetting of car...
Patent number
5,448,048
Issue date
Sep 5, 1995
Olympus Optical Co., Ltd.
Mitsuo Oshiba
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Optical information recording/reproducing device which simultaneous...
Patent number
5,438,563
Issue date
Aug 1, 1995
Olympus Optical Co., Ltd.
Mitsuo Oshiba
G11 - INFORMATION STORAGE
Information
Patent Grant
Information regenerating apparatus for an optical recording medium
Patent number
5,416,309
Issue date
May 16, 1995
Olympus Optical Co., Ltd.
Mitsuo Oshiba
G11 - INFORMATION STORAGE
Information
Patent Grant
Apparatus and method for reproducing information data from optical...
Patent number
5,402,399
Issue date
Mar 28, 1995
Olympus Optical Co., Ltd.
Mitsuo Oshiba
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical information recording/reproducing device capable of recordi...
Patent number
5,400,308
Issue date
Mar 21, 1995
Olympus Optical Co., Ltd.
Takumi Sugaya
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Information
Patent Grant
Optical information recording/regenerating apparatus and track scan...
Patent number
5,398,225
Issue date
Mar 14, 1995
Olympus Optical Co., Ltd.
Takumi Sugaya
G11 - INFORMATION STORAGE
Information
Patent Grant
Bit clock regenerating circuit and data regenerating method
Patent number
5,396,109
Issue date
Mar 7, 1995
Olympus Optical Co., Ltd.
Mitsuo Oshiba
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical information recording/reproducing apparatus for performing...
Patent number
5,394,385
Issue date
Feb 28, 1995
Olympus Optical Co., Ltd.
Takefumi Sakurada
G11 - INFORMATION STORAGE
Information
Patent Grant
Track-address judging method
Patent number
5,293,568
Issue date
Mar 8, 1994
Olympus Optical Co., Ltd.
Mitsuo Oshiba
G11 - INFORMATION STORAGE
Information
Patent Grant
Apparatus with position detecting means for recording and/or reprod...
Patent number
5,285,433
Issue date
Feb 8, 1994
Olympus Optical Co., Ltd.
Mitsuo Oshiba
G11 - INFORMATION STORAGE
Information
Patent Grant
Data recording/reproducing apparatus capable of detecting data reco...
Patent number
5,229,985
Issue date
Jul 20, 1993
Olympus Optical Co., Ltd.
Mitsuo Oshiba
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical card reproducing apparatus provided with a function of gene...
Patent number
5,226,026
Issue date
Jul 6, 1993
Olympus Optical Co. Ltd.
Mitsuo Oshiba
G11 - INFORMATION STORAGE
Information
Patent Grant
Data recording apparatus capable of recording with predetermined da...
Patent number
5,222,058
Issue date
Jun 22, 1993
Olympus Optical Co., Ltd.
Mitsuo Oshiba
G11 - INFORMATION STORAGE
Information
Patent Grant
Information-reading method
Patent number
5,132,522
Issue date
Jul 21, 1992
Olympus Optical Co., Ltd.
Mitsuo Oshiba
G06 - COMPUTING CALCULATING COUNTING