Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5790931 | Fixing device | Masaru Tsuji, Shinichi Azumi, Kouji Yamaji, Toshiaki Kagawa | 1998-08-04 |
| 5739839 | Thermal printer having carriage and holder for multiple ink tape cassettes | Hiroji Iwai, Hirotoshi Iemura, Kunihiko Sakaguchi | 1998-04-14 |
| 4968162 | Ribbon forwarding apparatus of impact type printer | Horoji Iwai | 1990-11-06 |
| 4708505 | Typewriter misprint correction method | Takeo Tsumura, Hiroji Iwai | 1987-11-24 |