Shinichi Iwaki

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Kamakura, JP

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Patents Grantslast 30 patents

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Switching system and switching control method
- Patent number 6,879,592
- Issue date Apr 12, 2005
- Hitachi, Ltd.
- Koji Hirayama
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
ATM switching network and ATM switching system in which the transfe...
- Patent number 6,396,808
- Issue date May 28, 2002
- Hitachi, Ltd.
- Masao Kunimoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
ATM switching network and ATM switching system in which the transfe...
- Patent number 6,094,433
- Issue date Jul 25, 2000
- Hitachi, Ltd.
- Masao Kunimoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Portable telephone system
- Patent number 5,838,770
- Issue date Nov 17, 1998
- Hitachi, Ltd.
- Yutaka Fukushima
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Portable telephone system
- Patent number 5,579,370
- Issue date Nov 26, 1996
- Hitachi, Ltd.
- Yutaka Fukushima
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Communication control apparatus having function for limiting frame...
- Patent number 5,519,690
- Issue date May 21, 1996
- Hitachi, Ltd.
- Tetsuya Suzuka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
ATM switching system and adaptation processing apparatus
- Patent number 5,214,642
- Issue date May 25, 1993
- Hitachi, Ltd.
- Masao Kunimoto
- G06 - COMPUTING CALCULATING COUNTING