Issued Patents 2005
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6942350 | Triangular-pyramidal cube-corner retro-reflective sheeting | Yutaka Hamada, Takehito Takahashi | 2005-09-13 |
| 6911486 | Fluorescent retroreflective sheet | Akihiro Matsuda, Takashi Yoshioka | 2005-06-28 |
| 6899944 | Retroreflective sheeting having printed layer | Osamu Tanaka | 2005-05-31 |
| 6883921 | Retroreflection device | Yutaka Hamada | 2005-04-26 |