Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6336250 | Spring hinge for eyeglasses | Kinji Takeda | 2002-01-08 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6336250 | Spring hinge for eyeglasses | Kinji Takeda | 2002-01-08 |