Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4814975 | Virtual machine system and method for controlling machines of different architectures | Toshio Hirosawa | 1989-03-21 |
| 4809163 | Computer system with power control based on the operational status of terminals | Toshio Hirosawa, Yutaka Kuwahara | 1989-02-28 |