Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5948041 | Information service device having simple data retrieval capabilities | Masatoshi Abo, Michima Ogawa | 1999-09-07 |
| 5323814 | Reed pieces with recessed weft guide openings having inclined surfaces | Masao Shiraki, Shinichiro Matsuyama | 1994-06-28 |
| 4737916 | Electronic map display system | Michima Ogawa, Masaki Yamamoto, Kenzo Ito | 1988-04-12 |