Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8379669 | Conversion apparatus | — | 2013-02-19 |
| 8184645 | Communication system, gateway device and adapter device | Kiyotaka Tsuji, Masashi Ishida | 2012-05-22 |
| 8102873 | Communication system, communication apparatus and terminal accommodation apparatus | — | 2012-01-24 |
| 6614760 | ATM transmission equipment | Yutaka Seki, Hidetaka Yoshikawa, Kiyotaka Tsuji, Atsushi Nakagawa | 2003-09-02 |
| 5541926 | ATM cell assembly and disassembly device with enhanced data handling flexibility | Takeshi Saito, Akihiro Horiguchi, Keiji Tsunoda | 1996-07-30 |
| 5432782 | Packet switching system | — | 1995-07-11 |
| 5172373 | Packet communication system and its control method | — | 1992-12-15 |
| 5140584 | Packet communication system and method of controlling same | — | 1992-08-18 |
| 5101199 | Polling method and apparatus | — | 1992-03-31 |