Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6468634 | Heat transfer sheet | Akihiro Shimomura, Akira Hatakeyama | 2002-10-22 |
| 6458504 | Method for forming an image | Naotaka Wachi, Takeshi Konno, Akira Hatakeyama, Shigeki Kawagoe | 2002-10-01 |