Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4887227 | Image input processor | Shigeo Yoneda, Yasuhumi Yatsuzuka | 1989-12-12 |
| 4835609 | Data processing device for reading coded signals in synchronization with the display frequencies | Susumu Uemura, Yasuhumi Yatsuzuka, Shigeru Shindoh, Tadashi Tomino, Shigeo Yoneda | 1989-05-30 |