Issued Patents All Time
Showing 76–88 of 88 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5071423 | Epilation apparatus | Herbert Piber | 1991-12-10 |
| 5041122 | Depilation apparatus | Johann Unteregger | 1991-08-20 |
| 4928389 | Shaving head for a dry-shaving apparatus | Harald Melwisch | 1990-05-29 |
| 4848749 | Diffuser for aeration basin | — | 1989-07-18 |
| 4764314 | Diffuser for aeration basin | — | 1988-08-16 |
| 4668586 | Magnetic recording media | Albert Kohl, Milena Melzer, August Lehner, Eberhard Koester, Werner Balz +2 more | 1987-05-26 |
| 4645723 | Production of magnetic recording media possessing a backing coating, and magnetic recording media thus produced | Milena Melzer, Hermann Roller, Horst Fitterer, Wulf Munzner | 1987-02-24 |
| 4581246 | Production of magnetic recording media | Milena Melzer, Helmut Jakusch, Werner Balz | 1986-04-08 |
| 4507457 | Production of magnetic recording media | Albert Kohl, Gregor Ley, Werner Balz, Milena Melzer, Helmut Jakusch | 1985-03-26 |
| 4481711 | Dry-shaving apparatus and head-member unit for said apparatus | Max Pachel | 1984-11-13 |
| 4472455 | Production of magnetic recording media | Albert Kohl, Werner Balz, Milena Melzer, Eberhard Koester, August Lehner | 1984-09-18 |
| 4452700 | Process for the performance and control of chemical resp. bio-chemical reactions | Jakob H. J. M. van der Graaf, Jurgen Zink | 1984-06-05 |
| 4430362 | Production of magnetic recording media | Milena Melzer, Helmut Kopke, Klaus Schoettle, Eberhard Koester, Werner Balz +1 more | 1984-02-07 |