Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6209019 | Data processing system, computer network, and data processing method | Toshibumi Seki, Tetsuo Hasegawa, Hiroshi Kaibe, Shinsuke Tamura | 2001-03-27 |
| 6178444 | System and method that prevent messages transferred among networked data processing systems from becoming out of sequence | Hiroshi Kaibe, Shinsuke Tamura | 2001-01-23 |
| 5740359 | Program execution system having a plurality of program versions | Tetsuo Hasegawa | 1998-04-14 |
| 5664090 | Processor system and method for maintaining internal state consistency between active and stand-by modules | Toshibumi Seki | 1997-09-02 |
| 5331647 | Communication apparatus having function to record communication history | Toshibumi Seki, Shinsuke Tamura | 1994-07-19 |
| 5298696 | Elevator car assignment using a plurality of calculations | Susumu Kubo | 1994-03-29 |