Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5052123 | Drying and heating of polyamide granules | Klaus J. Tischendorf, Manfred Liebscher, Farid Rizk | 1991-10-01 |
| 4837264 | Polyamide compositions containing alkyl orthotitanate or dialkyltin dilaurate | Karlheinz Ulmerich, Graham E. McKee, Horst Reimann, Richard Pflueger, Rainer Theysohn | 1989-06-06 |
| 4791027 | Nylon granules having an outer shell | Horst Reimann, Hans-Peter Weiss | 1988-12-13 |
| 4574131 | Preparation of high-impact nylon molding materials | Rainer Theysohn, Hans Georg Dorst, Graham E. McKee, Rolf Steinberger, Walter Ziegler | 1986-03-04 |
| 4539391 | Continuous hydrolytic preparation of polylactams | Gunter Pipper, Rainer Theysohn | 1985-09-03 |
| 4537949 | Continuous preparation of nylon with diamine recycling | Franz Schmidt, Gunter Pipper, Josef G. Floss | 1985-08-27 |