Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D483391 | Semi-rimless metal eyeglass frame | — | 2003-12-09 |
| D473581 | Semi-rimless metal eyeglass frame | — | 2003-04-22 |
| D473258 | Semi-rimless metal eyeglass frame | — | 2003-04-15 |
| 6293673 | Pull-down member for an eyeglass frame with improved coupling pin | Chul-Woo Shin | 2001-09-25 |
| 6217169 | Rimless or semi-rimless safety eyeglasses | Richard Hirschman, Ji Woong Kim | 2001-04-17 |
| D430191 | Safety eyeglass frame | Richard Hirschman | 2000-08-29 |
| D430190 | Eyeglass frame | Richard Hirschman | 2000-08-29 |
| D429753 | Safety eyeglass frame | Richard Hirschman | 2000-08-22 |
| D426566 | Eyeglass frame | Richard Hirschman | 2000-06-13 |
| D426256 | Eyeglass frame | Richard Hirschman | 2000-06-06 |
| D426255 | Eyeglass frame | Richard Hirschman | 2000-06-06 |
| D426257 | Eyeglass frame | Richard Hirschman | 2000-06-06 |
| 5623322 | Pull down member on temple of eyeglasses | Chul-Woo Shin, Chang Wan Kang, Ji Woong Kim | 1997-04-22 |