Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5912718 | Spectacles with decoration attachment | Masaru Murai, Isao Hyoi, Yoshimi Maeda, Seiichi Susuki | 1999-06-15 |
| 5724117 | Spectacles with decoration | Masaru Murai, Isao Hyoi, Yoshimi Maeda, Seiichi Susuki | 1998-03-03 |
| 5469230 | Spectacles with decoration | Masaru Murai, Isao Hyoi, Yoshimi Maeda, Seiichi Susuki | 1995-11-21 |