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Atsuhiro Yamamoto
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Yokohama, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Optical transmitter modules
Patent number
6,937,628
Issue date
Aug 30, 2005
OpNext Japan, Inc.
Kimio Tatsuno
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Optical module which permits stable laser output
Patent number
6,912,363
Issue date
Jun 28, 2005
OpNext Japan, Inc.
Hiroaki Furuichi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Diode laser controling module and applied equipment thereof
Patent number
6,826,211
Issue date
Nov 30, 2004
Hitachi, Ltd.
Kimio Tatsuno
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
Optical module
Publication number
20030076564
Publication date
Apr 24, 2003
Hiroaki Furuichi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Optical transmitter modules
Publication number
20030067948
Publication date
Apr 10, 2003
Kimio Tatsuno
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Diode laser controling module and applied equipment thereof
Publication number
20030002050
Publication date
Jan 2, 2003
Kimio Tatsuno
H01 - BASIC ELECTRIC ELEMENTS