Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5039450 | Process for the separation of crude oil emulsions of the water-in-oil type | Rainer Kupfer, Martin Hille, Roland Bohm, Friedrich Staiss | 1991-08-13 |
| 4885110 | Branched polyoxyalkylene copolyesters, a process for their preparation, and their use | Manfred Hofinger, Martin Hille, Roland Bohm, Friedrich Staiss | 1989-12-05 |
| 4734523 | Oxalkylated polyester-amines, a process for their preparation and their use | Manfred Hofinger, Martin Hille, Roland Bohm, Friedrich Staiss | 1988-03-29 |
| 4730079 | Quaternary oxalkylated polycondensates | Manfred Hofinger, Martin Hille, Roland Bohm | 1988-03-08 |