Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5000731 | Shunting device adopted in the intracranial shunting surgical operation for the treatment of hydrocephalus | Tai-Ting Wong, Liang-Shong Lee | 1991-03-19 |
| 4277595 | Water absorbing contact lenses made from polysiloxane/acrylic acid polymer | William G. Deichert, Martin F. VanBuren | 1981-07-07 |
| 4260725 | Hydrophilic contact lens made from polysiloxanes which are thermally bonded to polymerizable groups and which contain hydrophilic sidechains | Philip L. Keogh, Jay F. Kunzler | 1981-04-07 |
| 4259467 | Hydrophilic contact lens made from polysiloxanes containing hydrophilic sidechains | Philip L. Keogh, Jay F. Kunzler | 1981-03-31 |