Ritsuko Isonuma

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Kawasaki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Received path trace detection apparatus
- Patent number 7,433,318
- Issue date Oct 7, 2008
- Fujitsu Limited
- Ritsuko Isonuma
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Transmission device
- Patent number 7,400,655
- Issue date Jul 15, 2008
- Fujitsu Limited
- Hideaki Mochizuki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Transmitting apparatus
- Patent number 7,042,836
- Issue date May 9, 2006
- Fujitsu Limited
- Ritsuko Isonuma
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Retainment of alarm events during wait restore (WTR) cycle of chann...
- Patent number 6,674,714
- Issue date Jan 6, 2004
- Fujitsu Limited
- Hideaki Mochizuki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Received path trace detection apparatus
- Publication number 20050174948
- Publication date Aug 11, 2005
- Ritsuko Isonuma
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Transmission device
- Publication number 20040114511
- Publication date Jun 17, 2004
- Hideaki Mochizuki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Transmitting apparatus
- Publication number 20010046207
- Publication date Nov 29, 2001
- FUJITSU LIMITED
- Ritsuko Isonuma
- H04 - ELECTRIC COMMUNICATION TECHNIQUE