Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6209019 | Data processing system, computer network, and data processing method | Yasukuni Okataku, Toshibumi Seki, Tetsuo Hasegawa, Shinsuke Tamura | 2001-03-27 |
| 6178444 | System and method that prevent messages transferred among networked data processing systems from becoming out of sequence | Yasukuni Okataku, Shinsuke Tamura | 2001-01-23 |
| 6145009 | Event controlling system for integrating different event driven systems | Takayuki Miyazawa, Hideaki Sato, Haruhiko Toyama, Tetsuo Hasegawa, Takashi Moriyasu +1 more | 2000-11-07 |
| 5933839 | Distributed file system for renewing data with high integrity | Tetsuo Hasegawa, Toshibumi Seki | 1999-08-03 |