Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5661513 | Thermal head | Takashi Shirakawa, Toshifumi Nakatani | 1997-08-26 |
| 5594488 | Thermal head | Noboru Tsushima, Satoru Sasaki, Ken Yamamura, Takashi Shirakawa, Toshifumi Nakatani +1 more | 1997-01-14 |