Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6861109 | Recording material for back-printing | Hideaki Takahashi, Jun Takahashi, Akio Ito | 2005-03-01 |
| 6838134 | Recording sheet | Jun Takahashi, Akio Ito, Hideaki Takahashi | 2005-01-04 |