Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4825229 | Method and apparatus for ink jet printing | Yasuo Matsumoto, Eric J. Shrader | 1989-04-25 |
| 4647945 | Image recording method and its apparatus | Gerry B. Andeen, Yasuo Matsumoto | 1987-03-03 |