Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4887224 | Image data processing apparatus capable of high-speed data encoding and/or decoding | Katsutoshi Hisada | 1989-12-12 |
| 4799110 | Image signal coding apparatus | Katsutoshi Hisada, Nobuaki Kokubu, Shigeki Sakurai, Yukio Murata | 1989-01-17 |