Issued Patents 1989
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4887256 | Data communication network system and reconfiguration control method | Susumu Nakayashiki, Takeshi Harakawa | 1989-12-12 |
| 4881167 | Data memory system | Hisao Sasaki, Matsuaki Terada, Susumu Matsui, Kenji Kawakita, Shiro Baba +2 more | 1989-11-14 |
| 4875208 | Transmission method for control information in communication network | Koshi Furuhashi, Satoshi Miyazaki, Masakazu Furuya, Tatsuo Kawatobi, Sinichi Kouyama | 1989-10-17 |
| 4837816 | Communication system using switching apparatus | Noboru Mizuhara, Tohru Hoshi, Takashi Morita | 1989-06-06 |
| 4815069 | Data communication network system and reconfiguration control method | Susumu Nakayashiki, Takeshi Harakawa | 1989-03-21 |