Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4798869 | Process for the production of thermoplastic compositions and compositions produced thereby | Harald Sturm, Rolf-Walter Terwonne | 1989-01-17 |
| 4719265 | Process for the production of a pourable polyvinyl chloride with high proportions of acrylate elastomers | Rolf-Walter Terwonne | 1988-01-12 |