Ryoji Shimozono

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Kawasaki, JP

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Patents Grantslast 30 patents

Information Patent Grant
ISDN switching system having testing facilities
- Patent number 5,442,621
- Issue date Aug 15, 1995
- Fujitsu Limited
- Noboru Ise
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
System for controlling network activation sequence
- Patent number 4,812,839
- Issue date Mar 14, 1989
- Fujitsu Limited
- Sumie Okada
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Digital network system having arrangement for testing digital subsc...
- Patent number 4,766,594
- Issue date Aug 23, 1988
- Fujitsu Limited
- Yasunori Ogawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
System for controlling network activation sequence
- Patent number 4,754,273
- Issue date Jun 28, 1988
- Fujitsu Limited
- Sumie Okada
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Mixed dual frequency generating system
- Patent number 4,599,583
- Issue date Jul 8, 1986
- Fujitsu Limited
- Ryoji Shimozono
- H04 - ELECTRIC COMMUNICATION TECHNIQUE