Katsuhiko Hayashi

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Musashino-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Data communication system
- Patent number 5,638,384
- Issue date Jun 10, 1997
- Kabushiki Kaisha Toshiba
- Katsuhiko Hayashi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
PORTABLE TELEPHONE TERMINAL
- Publication number 20090131114
- Publication date May 21, 2009
- Kabushiki Kaisha Toshiba
- Manabu Mukai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE