Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4277595 | Water absorbing contact lenses made from polysiloxane/acrylic acid polymer | William G. Deichert, Gregory C. Niu | 1981-07-07 |
| 4276402 | Polysiloxane/acrylic acid/polcyclic esters of methacrylic acid polymer contact lens | Richard C. Chromecek, William G. Deichert, Joseph J. Falcetta | 1981-06-30 |
| 4254248 | Contact lens made from polymers of polysiloxane and polycyclic esters of acrylic acid or methacrylic acid | Gary D. Friends | 1981-03-03 |
| 4208506 | Polyparaffinsiloxane shaped article for use in biomedical applications | William G. Deichert, Kai C. Su | 1980-06-17 |