Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5553291 | Virtual machine control method and virtual machine system | Shunji Tanaka, Hidenori Umeno, Masaru Sato | 1996-09-03 |
| 4802084 | Address translator | Hiroshi Ikegaya, Hidenori Umeno, Takashige Kubo, Yoshio Ukai | 1989-01-31 |