Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6525158 | Process for the stabilization of a stabilizer mixtures for recycled plastic mixtures | Kurt Hoffmann, Heinz Herbst, Rudolf Pfaendner, Franciszek Sitek | 2003-02-25 |
| 5804623 | Process for the stabilization of and stablizer mixtures for recycled plastics | Kurt Hoffmann, Heinz Herbst, Rudolf Pfaendner, Franciszek Sitek | 1998-09-08 |
| 5643985 | Process for the stabilization of and stabilizer mixtures for recycled plastics | Kurt Hoffmann, Heinz Herbst, Rudolf Pfaendner, Franciszek Sitek | 1997-07-01 |
| 5543449 | Stabilized flexible PVC | Rolf Drewes, Markus Kolb, Karl-Josef Kuhn, Wolfgang Wehner | 1996-08-06 |
| 5534566 | Stabilized halogen-containing polymers | Wolfgang Wehner, Rolf Drewes, Karl-Josef Kuhn, Markus Kolb | 1996-07-09 |
| 5519077 | Stabilized polyvinyl chloride | Rolf Drewes, Markus Kolb, Karl-Josef Kuhn, Wolfgang Wehner | 1996-05-21 |
| 5350785 | Stabilized chlorine-containing polymer compositions | Olaf Hartmann, Hermann O. Wirth, Wolfgang Wehner | 1994-09-27 |
| 5283273 | Stabilized chlorine-containing polymers | Olaf Hartmann, Hermann O. Wirth | 1994-02-01 |
| 5244949 | Stabilized chlorine-containing polymers | Hermann O. Wirth, Olaf Hartmann | 1993-09-14 |
| 5059250 | Red iron oxide pigments with improved coloring properties | Wilfried Burow, Horst Brunn, Peter Kresse | 1991-10-22 |
| 4954546 | PVC resin blend compositions stabilized with lauryltin compounds | Gerd Abeler | 1990-09-04 |
| 4853433 | Epoxy resin materials having an improved shelf life | Rainer Blum, Gerd Rehmer, Rolf Osterloh | 1989-08-01 |
| 4845147 | Nonaqueous polymer dispersions | Rainer Blum, Gerd Rehmer, Rolf Osterloh | 1989-07-04 |
| 4778854 | Binders for the preparation of polyurethane finishes | Rainer Blum, Maria G. Szucsanyi, Rolf Osterloh, Guenter Mohrhardt | 1988-10-18 |
| 4769410 | Crosslinkable compositions dissolved or dispersed in an organic solvent and having a long shelf life, their preparation and their use | Rainer Blum, Gerd Rehmer, Rolf Osterloh, Wolfgang Druschke | 1988-09-06 |
| 4687813 | Production of coatings | Werner Lenz, Dieter Moeller | 1987-08-18 |
| 4578426 | Production of coatings | Werner Lenz, Dieter Moeller | 1986-03-25 |
| 4532300 | Production of coatings | Werner Lenz, Dieter Moller | 1985-07-30 |
| 4510284 | High solids baking finishes | Jurgen Gimpel, Klaus-Peter Jackel | 1985-04-09 |
| 4318843 | Inorganic pigments with improved gloss and good distribution in lacquer binders | Klaus Kohler, Peter Woditsch, Heribert Stutgens, Eckhard Bayer, Klaus Nollen | 1982-03-09 |
| 4318844 | Inorganic pigments with improved gloss and distribution in lacquer binders | Klaus Kohler, Peter Woditsch, Heribert Stutgens, Eckhard Bayer, Klaus Nollen | 1982-03-09 |
| 4190569 | Baking finishes of low solvent content | Ruprecht Kroker, Hermann Gausepohl | 1980-02-26 |