Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4915721 | Process for preparation of fluorophosphate optical glass | Werner Huber, Norbert Meinert | 1990-04-10 |
| 4881897 | Tooth-root implant with long-term resistance to repetitive stresses | Henning Franek, Klaus Deutscher, Volker Strunz, Wolfgang Rosenkranz | 1989-11-21 |
| 4857487 | Optical fluorophosphate glasses possessing positive anomalous partial dispersion and improved physico-chemical properties, and a process for their preparation | Werner Huber, Norbert Meinert | 1989-08-15 |
| 4830655 | High temperature-resistant material for devices used for forming glass optical elements with high surface quality | Henning Franek, Klaus Deutscher | 1989-05-16 |
| 4714721 | Composite plastics-based material for prosthesis purposes | Henning Franek, Klaus Deutscher, Roland Schaefer | 1987-12-22 |
| 4617024 | Auditory ossicle prosthesis and process for its manufacture | Klaus Deutscher, Henning Franek, Ralf Reck | 1986-10-14 |
| 4608051 | Auditory canal wall prosthesis and process for producing same | Ralf Reck, Klaus Deutscher, Henning Franek | 1986-08-26 |
| 4473909 | Auditory ossicle phosthesis | Ralf Reck, Klaus Deutscher | 1984-10-02 |
| 4365356 | Prosthesis parts provided with a coating of a bio-active material | Werner Adam, Friedhelm Hedrich | 1982-12-28 |
| 4363879 | Alkaline fluoroborate in fluorophosphate glass free of beryllium | Norbert Meinert | 1982-12-14 |
| 4200467 | Zirconium-containing borosilicate glasses | Werner Huber, Norbert Meinert | 1980-04-29 |