Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4941907 | Process for producing an optical fluorophosphate glass having anomalous positive partial dispersion | Norbert Meinert, Werner Huber, Henning Franek | 1990-07-17 |
| 4859635 | Optical fluorophosphate glass having anomalous positive partial dispersion and process for its production | Norbert Meinert, Werner Huber, Henning Franek | 1989-08-22 |