Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5639378 | Method for removing components from solutions | Barbara L. Heyl, Lynn Cook Winterton, Kai C. Su | 1997-06-17 |
| 5632936 | Method and apparatus for molding ophthalmic lenses using vacuum injection | Kai C. Su, Hans Schlapfer | 1997-05-27 |
| 5612361 | Apparatus for removing components from solutions | Barbara L. Heyl, Lynn Cook Winterton, Kai C. Su | 1997-03-18 |