Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6132446 | Automatic surgical device and control assembly for cutting a cornea | Johann F. Hellenkamp | 2000-10-17 |
| 6051009 | Automatic surgical device for cutting a cornea and a cutting blade assembly and control assembly | Johann F. Hellenkamp | 2000-04-18 |
| 6007553 | Automatic surgical device control assembly for cutting a cornea | Johann F. Hellenkamp | 1999-12-28 |