Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4855840 | Control circuit for video printer | Hiroyuki Kimura, Kentaro Hamma, Takashi Omata, Katsunori Oki | 1989-08-08 |
| 4844770 | Thermal-transfer recording apparatus | Mikio Shiraishi, Toshihiko Gotoh, Kentaro Hamma, Hiroyuki Kimura, Koichi Tomatsuri | 1989-07-04 |