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Yasuo Tomita
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Yokohama, JP
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last 30 patents
Information
Patent Grant
Optical interconnection networks and processes
Patent number
5,339,371
Issue date
Aug 16, 1994
Canon Kabushiki Kaisha
Yasuo Tomita
G02 - OPTICS
Information
Patent Grant
Apparatus for measuring pulse width using two-photon absorption medium
Patent number
5,299,170
Issue date
Mar 29, 1994
Canon Kabushiki Kaisha
Masaaki Shibata
G02 - OPTICS
Information
Patent Grant
All-optical light modulating apparatus and all-optical process for...
Patent number
5,289,489
Issue date
Feb 22, 1994
Canon Kabushiki Kaisha
Johan Bergquist
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Optical polarization-state converting apparatus for use as isolator...
Patent number
5,245,465
Issue date
Sep 14, 1993
Canon Kabushiki Kaisha
Yasuo Tomita
G02 - OPTICS
Information
Patent Grant
Method and apparatus for modulating light using semiconductor eleme...
Patent number
5,229,878
Issue date
Jul 20, 1993
Canon Kabushiki Kaisha
Yasuo Tomita
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Method and apparatus for obtaining modulated light indicative of an...
Patent number
5,223,966
Issue date
Jun 29, 1993
Canon Kabushiki Kaisha
Yasuo Tomita
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Light signal reading method and apparatus using interference betwee...
Patent number
4,660,187
Issue date
Apr 21, 1987
Canon Kabushiki Kaisha
Toshihiko Yoshino
G11 - INFORMATION STORAGE
Information
Patent Grant
Magneto-optical recording medium having alternately-layered high an...
Patent number
4,649,451
Issue date
Mar 10, 1987
Canon Kabushiki Kaisha
Yasuo Tomita
G11 - INFORMATION STORAGE
Information
Patent Grant
Magneto-optical recording medium
Patent number
4,639,816
Issue date
Jan 27, 1987
Canon Kabushiki Kaisha
Yasuo Tomita
G11 - INFORMATION STORAGE
Information
Patent Grant
Method of making an optical coupler device utilizing volatile liqui...
Patent number
4,637,684
Issue date
Jan 20, 1987
Canon Kabushiki Kaisha
Yasuo Tomita
G02 - OPTICS
Information
Patent Grant
Magneto-optical information reading apparatus
Patent number
4,569,035
Issue date
Feb 4, 1986
Canon Kabushiki Kaisha
Yasuo Tomita
G11 - INFORMATION STORAGE
Information
Patent Grant
System for recording patterns of magnetically recorded information...
Patent number
4,558,440
Issue date
Dec 10, 1985
Canon Kabushiki Kaisha
Yasuo Tomita
G11 - INFORMATION STORAGE