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Hitoshi Oguri
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Funabashi-shi, JP
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last 30 patents
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Patent Grant
Apparatus and method of generating laser beam
Patent number
7,760,775
Issue date
Jul 20, 2010
Sumitomo Osaka Cement Co., Ltd.
Hitoshi Oguri
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Optical receiver board, optical wavelength-tuning filter module use...
Patent number
6,043,922
Issue date
Mar 28, 2000
NEC Corporation
Tadashi Koga
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
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Patent Application
OPTICAL MODULATOR
Publication number
20110255147
Publication date
Oct 20, 2011
SUMITOMO ASAKA CEMENT CO., LTD.
Hitoshi Oguri
G02 - OPTICS
Information
Patent Application
Apparatus and Method of Generating Laser Beam
Publication number
20080310466
Publication date
Dec 18, 2008
Sumitomo Osaka Cement Co., Ltd.
Hitoshi Oguri
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Optical resonator and wavenlength control module using the resonator
Publication number
20040066809
Publication date
Apr 8, 2004
Hitoshi Oguri
G02 - OPTICS
Information
Patent Application
Wavelength stabilized module, stable wavelength laser beam generati...
Publication number
20040033021
Publication date
Feb 19, 2004
Hitoshi Oguri
H04 - ELECTRIC COMMUNICATION TECHNIQUE