Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4888728 | Multipoint link data-transmission control system | Masakazu Shirakawa, Hiroaki Yamashita | 1989-12-19 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4888728 | Multipoint link data-transmission control system | Masakazu Shirakawa, Hiroaki Yamashita | 1989-12-19 |