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Takayoshi Anan
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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Surface-emission type semiconductor laser
Patent number
7,974,328
Issue date
Jul 5, 2011
NEC Corporation
Naofumi Suzuki
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Optical communication system and optical transmitter
Patent number
7,940,828
Issue date
May 10, 2011
NEC Corporation
Masayoshi Tsuji
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Surface emitting laser
Patent number
7,881,358
Issue date
Feb 1, 2011
NEC Corporation
Takayoshi Anan
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
SURFACE-EMISSION TYPE SEMICONDUCTOR LASER
Publication number
20100034233
Publication date
Feb 11, 2010
Naofumi Suzuki
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SURFACE EMITTING LASER
Publication number
20100020835
Publication date
Jan 28, 2010
Takayoshi Anan
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SURFACE EMITTING LASER
Publication number
20090080488
Publication date
Mar 26, 2009
NEC Corporation
Hiroshi HATAKEYAMA
B82 - NANO-TECHNOLOGY
Information
Patent Application
OPTICAL COMMUNICATION SYSTEM AND OPTICAL TRANSMITTER
Publication number
20090028201
Publication date
Jan 29, 2009
NEC Corporation
Masayoshi Tsuji
B82 - NANO-TECHNOLOGY
Information
Patent Application
Vehicle-Mounted Optical Communication System and Vehicle-Mounted Op...
Publication number
20080317476
Publication date
Dec 25, 2008
NEC Corporation
Masayoshi Tsuji
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Surface Emitting Laser
Publication number
20080232418
Publication date
Sep 25, 2008
NEC Corporation
Takayoshi Anan
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Current Confining Structure and Semiconductor Laser
Publication number
20080089376
Publication date
Apr 17, 2008
Takayoshi Anan
H01 - BASIC ELECTRIC ELEMENTS