Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5532466 | Portable electronic equipment | Masaki Konno, Kenichi Yoshiura, Shuji Itoh | 1996-07-02 |
| 5283221 | Copying tack paper for thermal printer | — | 1994-02-01 |
| 5212020 | Battery case | — | 1993-05-18 |
| 4882581 | Keyboard for a portable data terminal | Masami Kanzaki | 1989-11-21 |