Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D291694 | Personal computer | — | 1987-09-01 |
| D285935 | Display apparatus for electronic calculator | Akira Miyakawa | 1986-09-30 |
| 4518380 | Paper folding device | Masaaki Shimizu | 1985-05-21 |