Yoshiaki Shibayama

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Kawasaki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Feedback control device
- Patent number 7,757,115
- Issue date Jul 13, 2010
- Fujitsu Limited
- Yoshiaki Shibayama
- G05 - CONTROLLING REGULATING
Information Patent Grant
Optical communication device
- Patent number 7,657,175
- Issue date Feb 2, 2010
- Fujitsu Limited
- Yuichi Nagaki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical multiplex communication system, optical transmission appara...
- Patent number 7,092,638
- Issue date Aug 15, 2006
- Fujitsu Limited
- Yoshihisa Funami
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Reference-clock selection circuit and reference-clock selection method
- Publication number 20090297163
- Publication date Dec 3, 2009
- FUJITSU LIMITED
- Yoshiaki Shibayama
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Feedback control device
- Publication number 20080005256
- Publication date Jan 3, 2008
- Yoshiaki Shibayama
- G05 - CONTROLLING REGULATING
Information Patent Application
Optical communication device
- Publication number 20070230953
- Publication date Oct 4, 2007
- FUJITSU LIMITED
- Yuichi Nagaki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Optical multiplex communication system, optical transmission appara...
- Publication number 20030147647
- Publication date Aug 7, 2003
- FUJITSU LIMITED
- Yoshihisa Funami
- H04 - ELECTRIC COMMUNICATION TECHNIQUE