Hiroshi Adachi

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Fukuoka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Testing system for voice system equipment in switchboard
- Patent number 6,304,633
- Issue date Oct 16, 2001
- Fujitsu Limited
- Hiroshi Adachi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Centralized test apparatus for ATM exchange system
- Patent number 5,887,000
- Issue date Mar 23, 1999
- Fujitsu Limited
- Hiroshi Adachi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
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