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Masahito Mure
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Chiyoda-ku, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Optical carrier-suppressed signal generator
Patent number
10,498,457
Issue date
Dec 3, 2019
Sumitomo Osaka Cement Co., Ltd.
Takeshi Sakai
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical frequency comb generating device and optical pulse generati...
Patent number
9,002,145
Issue date
Apr 7, 2015
Sumitomo Osaka Cement Co., Ltd.
Masaaki Sudo
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical receiver
Patent number
8,577,225
Issue date
Nov 5, 2013
Sumitomo Osaka Cement Co., Ltd.
Masahito Mure
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical receiver
Patent number
8,180,226
Issue date
May 15, 2012
Sumitomo Osaka Cement Co., Ltd.
Masahito Mure
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
External cavity semiconductor laser
Patent number
7,936,803
Issue date
May 3, 2011
Sumitomo Osaka Cement Co., Ltd.
Miki Yatsuki
H01 - BASIC ELECTRIC ELEMENTS
Information
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
Patents Applications
last 30 patents
Information
Patent Application
CARRIER-SUPPRESSED LIGHT-GENERATING DEVICE
Publication number
20150093120
Publication date
Apr 2, 2015
SUMITOMO OSAKA CEMENT CO., LTD.
Takeshi Sakai
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
ELECTRIC FIELD MEASURING DEVICE
Publication number
20140015541
Publication date
Jan 16, 2014
SUMITOMO OSAKA CEMENT CO., LTD.
Takeshi Sakai
G01 - MEASURING TESTING
Information
Patent Application
OPTICAL FREQUENCY COMB GENERATING DEVICE AND OPTICAL PULSE GENERATI...
Publication number
20130051723
Publication date
Feb 28, 2013
SUMITOMO OSAKA CEMENT CO., LTD.
Masaaki Sudo
G02 - OPTICS
Information
Patent Application
Electric Field Measuring Apparatus
Publication number
20130045008
Publication date
Feb 21, 2013
Sumitomo Osaka Cement Co.,Ltd.
Norikazu Miyazaki
G01 - MEASURING TESTING
Information
Patent Application
Optical Receiver
Publication number
20120301158
Publication date
Nov 29, 2012
Sumitomo Osaka Cement Co., Ltd.
Masahito Mure
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL RECEIVER
Publication number
20110075149
Publication date
Mar 31, 2011
SUMITOMO OSAKA CEMENT CO., LTD.
Masahito Mure
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Optical receiver
Publication number
20110052212
Publication date
Mar 3, 2011
Sumitomo Osaka Cement Co., Ltd.
Masahito Mure
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
External Cavity semiconductor laser
Publication number
20090059990
Publication date
Mar 5, 2009
Miki Yatsuki
H01 - BASIC ELECTRIC ELEMENTS
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