Masashi Fukuda

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Hadano, JP

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Patents Grantslast 30 patents

Information Patent Grant
Packet switching method and apparatus thereof
- Patent number 7,170,885
- Issue date Jan 30, 2007
- Hitachi, Ltd.
- Nagayuki Hirota
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Packet switching method and apparatus thereof
- Patent number 6,542,496
- Issue date Apr 1, 2003
- Hitachi, Ltd.
- Nagayuki Hirota
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Multiprocessor bridge having storage for spanning tree operation mo...
- Patent number 5,761,435
- Issue date Jun 2, 1998
- Hitachi, Ltd.
- Masashi Fukuda
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Network synchronization control system and control method
- Patent number 5,327,425
- Issue date Jul 5, 1994
- Hitachi, Ltd.
- Tokuhiro Niwa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Packet switching method and apparatus thereof
- Publication number 20030123429
- Publication date Jul 3, 2003
- Hitachi, Ltd.
- Nagayuki Hirota
- H04 - ELECTRIC COMMUNICATION TECHNIQUE