Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4636547 | Sinterable, finely particular molding composition based on vinyl chloride polymers | Manfred Engelmann, Helmut Kraus | 1987-01-13 |
| 4546135 | Sinterable, finely divided molded material based on polyvinyl chloride | Manfred Engelmann, Helmut Kraus, Heinz Klippert | 1985-10-08 |
| 4356283 | Vinyl chloride polymer mixtures for processing as plastisols or organosols | Jurgen Weinlich, Hans Joachim Leugering, by Ursula M. Leugering nee Wegener, heiress, by Lothar Leugering, heir, by Manfred Leugering, heir +2 more | 1982-10-26 |
| 4323661 | Sinterable, finely divided vinyl chloride molding composition and a process for its manufacture and use | Helmut Kraus, Jurgen Weinlich | 1982-04-06 |