Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5333018 | Binocular ophthalmoscope | Helmut A. Heine, Otto H. Schmidt | 1994-07-26 |
| 5223863 | Binocular ophthalmoscope with tilting mirror | Helmut A. Heine, Otto H. Schmidt | 1993-06-29 |
| 5196964 | Magnifier | Helmut A. Heine, Otto H. Schmidt | 1993-03-23 |
| 4963014 | Ophthalmoscope | Helmut A. Heine, Otto H. Schmidt | 1990-10-16 |
| 4684227 | Binocular indirect ophthalmoscope | Otto H. Schmidt, Helmut A. Heine | 1987-08-04 |
| 4681413 | Headband with optical device adjustably coupled thereto | Otto H. Schmidt, Helmut A. Heine | 1987-07-21 |
| 4538889 | Manual ophthalmoscope | Helmut A. Heine, Otto H. Schmidt | 1985-09-03 |
| 4273112 | Laryngoscope | Helmut A. Heine, Rudolf Kratzer | 1981-06-16 |
| 4211215 | Endoscope housing cover hinge construction utilizing a spring, ball and bore arrangement in combination with a hinge pin | Helmut A. Heine, Otto H. Schmidt | 1980-07-08 |