Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D340258 | Printer | Koji Asakura, Midori Yonezawa, Masaharu Sawatani | 1993-10-12 |
| D331069 | Thermal line color printer | Masaharu Sawatani, Toshiya Yoshida | 1992-11-17 |
| D329870 | Thermal printer | Masaharu Sawatani, Toshiya Yoshida | 1992-09-29 |