Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4889974 | Thin-film heating element | Hans Auding, Gunter Frank, Bruno Vitt | 1989-12-26 |
| 4645967 | Electrodeless low-pressure gas discharge lamp | Anton J. Bouman, Wiggert Kroontje | 1987-02-24 |
| 4431919 | Detection apparatus, particularly for use in liquid chromatography | Manfred Peterek, Hartwig Schaper, Robert J. Dolphin, Frederick W. Willmott | 1984-02-14 |
| 4401693 | Method of manufacturing a heat-reflecting filter | Gunter Frank, Leo M. Sprengers, Ronald J. Campbell | 1983-08-30 |