Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5831973 | Multicast connection control method and apparatus | Tetsuya Yokotani, Tatsuki Ichihashi, Kazunori KOTAKA, Kazuyuki Kashima, Keiichi Soda +1 more | 1998-11-03 |
| 5793767 | ATM communication device and ATM communication network system with terminal devices having uniquely assigned virtual channel identifiers | Keiichi Soda, Tatsuki Ichihashi, Kazuyuki Kashima, Tetsuya Yokotani, Koichi Hiramatsu +1 more | 1998-08-11 |