Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5021810 | Printing machine | Katsumi Muroi, Kenji Okuna, Hidefumi Otsuka, Tsutomu Iimura, Ryoji Kojima | 1991-06-04 |
| 4763135 | Thermal-head recording device and method | Shinichi Shimode | 1988-08-09 |