Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5673045 | Digital-to-analog conversion circuit and analog-to-digital conversion device using the circuit | Koichi Sato | 1997-09-30 |
| 5645361 | Thermal-transfer-type color printer having a feed roller with micro projections | Susumu Mitsushima, Hayami Sugiyama, Hitoshi Nakagawa, Hiromitsu Ogita, Minoru Yamakuni +2 more | 1997-07-08 |