Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5793463 | Universal attachment with moveable sideshields for eyeglasses | Richard Hirschman, Chang Wan Kang, Ji Woong Kim | 1998-08-11 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5793463 | Universal attachment with moveable sideshields for eyeglasses | Richard Hirschman, Chang Wan Kang, Ji Woong Kim | 1998-08-11 |