Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5061558 | Methacrylate protective coating containing a UV-absorber for polycarbonate | Jens-Dieter Fischer, Ursula Golchert, Felix Schinzel | 1991-10-29 |
| 4997883 | Impact resistance modifier for polycarbonate | Jens-Dieter Fischer, Werner Siol, Thomas Rhein | 1991-03-05 |
| 4876311 | Opaque synthetic resins | Jurgen Hennig, Heinz Vetter | 1989-10-24 |
| 4749749 | Compatible mixtures of a polycarbonate and a methacrylate copolymer | Winfried Wunderlich | 1988-06-07 |
| 4663199 | Wet metallization of acrylic resin articles | Ralf Liebler, Peter Quis, Petrus E. J. Legierse | 1987-05-05 |
| 4585818 | Flame retardant polymethyl methacrylate molding compound | Karl A. Jung, Karl-Heinz Jakob, Wilhelm Wopker | 1986-04-29 |
| 4576870 | Method for making multilayered resin bodies having UV-protection and the resultant products | Ralf Liebler, Siegmund Besecke | 1986-03-18 |
| 4521567 | Method for making impact resistant molding compositions | Peter J. Arndt, Walter Ludwig, Werner Siol, Franz Wenzel | 1985-06-04 |
| 4507444 | High-impact polymer alloys | Wilhelm Slawyk, Gerhard Balle, Adolf Wohnhas, deceased | 1985-03-26 |
| 4460721 | Alcohol-soluble printing ink or varnish | Wilhelm Elser | 1984-07-17 |
| 4308354 | Making impact resistant polymers | Karl A. Jung, Heinz Vetter, Winfried Wunderlich | 1981-12-29 |
| 4224425 | Partial polymerization method for vinyl monomers | Peter Buergle, Karl-Heinz Maurer, Wilhelm Rosskopp, Franz Wenzel | 1980-09-23 |