Takashi Nagato

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Kawasaki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Time-division multiplexer
- Patent number 6,781,985
- Issue date Aug 24, 2004
- Fujitsu Limited
- Peter James Feder
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Transmission apparatus for relaying different types of trunk signals
- Patent number 5,875,244
- Issue date Feb 23, 1999
- Fujitsu Limited
- Takashi Nagato
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Central monitoring system of a multiplex subscriber loop carrier
- Patent number 5,400,321
- Issue date Mar 21, 1995
- Fujitsu Limited
- Takashi Nagato
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Interface circuit to quickly establish a loop current
- Patent number 5,329,584
- Issue date Jul 12, 1994
- Fujitsu Limited
- Takashi Nagato
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Ring trip circuit
- Patent number 5,293,420
- Issue date Mar 8, 1994
- Fujitsu Limited
- Takashi Nagato
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Pulse code modulation terminal equipment
- Patent number 4,912,699
- Issue date Mar 27, 1990
- Fujitsu Limited
- Takashi Nagato
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Software downloading system for data transmission device
- Publication number 20030163806
- Publication date Aug 28, 2003
- Nobuki Nakata
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Subscriber line interface device
- Publication number 20030095655
- Publication date May 22, 2003
- Masaji Noguchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE