Hiroshi Kuzukami

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Kawasaki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Wavelength control method and optical transmission device
- Patent number 8,364,045
- Issue date Jan 29, 2013
- Fujitsu Optical Components Limited
- Tomohisa Ishikawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Signal light processing apparatus
- Patent number 7,769,304
- Issue date Aug 3, 2010
- Fujitsu Limited
- Hisaya Sakamoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Control circuit for supplying a driving current to a laser diode
- Patent number 5,732,096
- Issue date Mar 24, 1998
- Fujitsu Limited
- Kazuhiro Suzuki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Light-receipt system with current bias circuit and pre-amplifier fo...
- Patent number 5,625,181
- Issue date Apr 29, 1997
- Fujitsu Limited
- Akihiko Yasuda
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
WAVELENGTH TUNABLE OPTICAL TRANSMITTER
- Publication number 20160204569
- Publication date Jul 14, 2016
- FUJITSU OPTICAL COMPONENTS LIMITED
- Hiroshi Kuzukami
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Wavelength control method and optical transmission device
- Publication number 20110052207
- Publication date Mar 3, 2011
- FUJITSU OPTICAL COMPONENTS LIMITED
- Tomohisa Ishikawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
LIGHT SOURCE CONTROL APPARATUS AND LIGHT SOURCE APPARATUS
- Publication number 20100246621
- Publication date Sep 30, 2010
- Fujitsu Limited
- Hiroshi Kuzukami
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Optical transmitter
- Publication number 20090324256
- Publication date Dec 31, 2009
- FUJITSU LIMITED
- Hiroshi Kuzukami
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Signal light processing apparatus
- Publication number 20070146795
- Publication date Jun 28, 2007
- FUJITSU LIMITED
- Hisaya Sakamoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Optical transmitter and a controlling method thereof
- Publication number 20030231891
- Publication date Dec 18, 2003
- FUJITSU LIMITED
- Hiroshi Kuzukami
- H04 - ELECTRIC COMMUNICATION TECHNIQUE