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Takashi Otobe
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Yokohama, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Distribution system and distribution method
Patent number
8,285,783
Issue date
Oct 9, 2012
Sony Corporation
Takashi Otobe
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical-signal transmitting apparatus, optical-signal receiving app...
Patent number
5,917,634
Issue date
Jun 29, 1999
Sony Corporation
Takashi Otobe
G02 - OPTICS
Information
Patent Grant
Method, circuit, and apparatus for mitigating effects of wavelength...
Patent number
5,506,716
Issue date
Apr 9, 1996
Sony Corporation
Kanji Mihara
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical atmospheric link system
Patent number
5,367,398
Issue date
Nov 22, 1994
Sony Corporation
Yujiro Ito
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Laser beam soldering apparatus and soldering method using the same
Patent number
4,914,272
Issue date
Apr 3, 1990
Sony Corporation
Yujiro Ito
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Dielectric rotary coupler
Patent number
4,692,721
Issue date
Sep 8, 1987
Sony Corporation
Yujiro Ito
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Phase detectors for detecting a mutual phase difference between two...
Patent number
4,488,109
Issue date
Dec 11, 1984
Sony Corporation
Takashi Otobe
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Apparatus for optically reading information from a record carrier
Patent number
4,253,723
Issue date
Mar 3, 1981
Sony Corporation
Chiaki Kojima
G02 - OPTICS
Information
Patent Grant
Method and apparatus for optically reproducing a rotatable record w...
Patent number
4,157,568
Issue date
Jun 5, 1979
Sony Corporation
Hiroshi Ohki
G11 - INFORMATION STORAGE
Information
Patent Grant
Record disk and method for producing the same with constant width g...
Patent number
4,152,726
Issue date
May 1, 1979
Sony Corporation
Chiaki Kojima
G11 - INFORMATION STORAGE
Information
Patent Grant
Rotatable record carrier and method and apparatus for producing same
Patent number
4,142,210
Issue date
Feb 27, 1979
Sony Corporation
Takashi Otobe
G11 - INFORMATION STORAGE
Information
Patent Grant
Method and apparatus for reproducing signals from a rotating record...
Patent number
4,107,729
Issue date
Aug 15, 1978
Sony Corporation
Takashi Otobe
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
Distribution system and distribution method
Publication number
20040010599
Publication date
Jan 15, 2004
Takashi Otobe
G07 - CHECKING-DEVICES