Issued Patents All Time
Showing 76–84 of 84 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D257174 | Contact lens sterilizer unit | — | 1980-09-30 |
| 4220253 | Hinge structure | Francis E. Ryder | 1980-09-02 |
| D256615 | Sterilizer unit | — | 1980-08-26 |
| D256392 | Contact lens sterilizer unit | Francis E. Ryder | 1980-08-12 |
| D256390 | Contact lens sterilizer unit | Francis E. Ryder | 1980-08-12 |
| D256391 | Contact lens sterilizer unit | Francis E. Ryder | 1980-08-12 |
| D256159 | Sterilizer unit | Francis E. Ryder | 1980-07-29 |
| D256049 | Sterilizer unit | — | 1980-07-22 |
| 4200187 | Lens case with oppositely hinged baskets | — | 1980-04-29 |