Issued Patents 1997
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5693768 | Unsaturated carbohydrate derivatives polymers thereof and their use | Frank Bachmann, Dieter Lohmann | 1997-12-02 |
| 5621018 | Functionalized photoinitiators, macromers thereof, and the use thereof | Dieter Lohmann | 1997-04-15 |
| 5612389 | Functionalized photoinitiators, macromers thereof, and the use thereof | Dieter Lohmann | 1997-03-18 |
| 5612391 | Functionalized photoinitiators, macromers thereof, and the use thereof for contact lens | Dieter Lohmann | 1997-03-18 |