Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5277716 | Method of controlling the solvent vapor concentration in an apparatus | Stephan W. Boppart | 1994-01-11 |
| 5079274 | Process for preparing absorptive porous resin beads | Hans-Peter Schneider, Yvonne Görlach-Doht | 1992-01-07 |