Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6709025 | Vapor lead-through system for a rotary evaporator, and a rotary evaporator | — | 2004-03-23 |
| 5876190 | Vacuum membrane pump and a head portion for a vacuum membrane pump | — | 1999-03-02 |
| 5776317 | Extractor for soxhlet solid-liquid extraction | Stefan Hungerbuhler, Marco Sanwald, Erwin Bossart | 1998-07-07 |
| 5759356 | Evaporator flask for a rotary evaporator | — | 1998-06-02 |
| D387176 | Evaporator flask for a rotary evaporator | — | 1997-12-02 |
| 5536374 | Evaporator flask for a rotary evaporator | — | 1996-07-16 |
| 5243836 | Sealing device for a rotary evaporator | — | 1993-09-14 |
| 4303614 | Distilling unit | Arthur Baehr | 1981-12-01 |