Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5627610 | Self-locking nut for eye glasses having an unthreaded hole with vertical channels | Koreto Marui, Ryuichi Ohtsuki | 1997-05-06 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5627610 | Self-locking nut for eye glasses having an unthreaded hole with vertical channels | Koreto Marui, Ryuichi Ohtsuki | 1997-05-06 |