Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D305020 | Programmable controller | Kiichi Naoi, Hitoshi Manta | 1989-12-12 |
| 4870428 | Driving method for thermal head and thermal printer utilizing the same | Nobuyuki Kuwabara, Ko Hasegawa, Haruhiko Moriguchi | 1989-09-26 |