Issued Patents All Time
Showing 26–29 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4971438 | Graphite tube furnace with specimen support for atomic absorption spectroscopy | Bruno Hutsch | 1990-11-20 |
| 4946278 | Graphite tube furnace with specimen support for atomic absorption spectroscopy | Bruno Hutsch | 1990-08-07 |
| 4606600 | Passive infrared movement detector | — | 1986-08-19 |
| 4504843 | Surface structure for the drum of a recording device | Hans-Rudiger Prohl, Hans-Peter Spannehl | 1985-03-12 |