Issued Patents 2002
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6489757 | Optical interface with low-voltage relay unit and high-voltage regulation unit | Masaaki Ogata | 2002-12-03 |
| 6469724 | Thick-film thermal print head and its manufacturing method | Hiroaki Hayashi, Takumi Yamade | 2002-10-22 |
| 6448993 | Construction of thermal print head and method of forming protective coating | Hiroaki Hayashi, Takumi Yamade | 2002-09-10 |
| 6424367 | Thick-film thermal printhead | Shinobu Obata | 2002-07-23 |