Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6578875 | Product label | Toshiyuki Tamura, Yukihiro Takada, Yoshiaki Shibata, Yuichiro Hatanaka | 2003-06-17 |
| 6538679 | Optical writing device and image forming apparatus properly operable under thermal expansion | — | 2003-03-25 |