Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D559303 | Label printer | — | 2008-01-08 |
| D469086 | Electronic dictionary | — | 2003-01-21 |
| D308638 | Card watch | — | 1990-06-19 |
| D304930 | Portable data input terminal | Katsumi Yonetsu | 1989-12-05 |