Yasuhiko Shimomura

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Communication navigation system which easily finds person who is in...
- Patent number 6,163,799
- Issue date Dec 19, 2000
- Kabushiki Kaisha Toshiba
- Toru Kambayashi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Near-infrared communication apparatus
- Patent number 5,986,787
- Issue date Nov 16, 1999
- Kabushiki Kaisha Toshiba
- Shigeru Ohshima
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Multicast communication system allows user to join or leave multica...
- Patent number 5,832,229
- Issue date Nov 3, 1998
- Kabushiki Kaisha Toshiba
- Ichiro Tomoda
- H04 - ELECTRIC COMMUNICATION TECHNIQUE