Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE31422 | Hydrophilic polymers and contact lenses of high water content | Samuel Loshaek | 1983-10-18 |
| 4405773 | Hydrophylic contact lenses and methods for making same | Samuel Loshaek | 1983-09-20 |
| 4312725 | Contact lenses of high gas permeability and method | Samuel Loshaek | 1982-01-26 |
| 4228269 | Contact lenses of high gas permeability | Samuel Loshaek | 1980-10-14 |
| RE30368 | Gas-permeable lens | Samuel Loshaek | 1980-08-12 |
| 4182802 | Hydrophilic polymers and contact lenses of high water content | Samuel Loshaek | 1980-01-08 |