Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12234338 | Method for producing foam particles made of thermoplastic elastomers with polyamide segments | Juergen Bartl, Juergen Ahlers, Christian Daeschlein, Peter Gutmann, Frank Prissok | 2025-02-25 |
| 12215183 | Expanded thermoplastic polyurethane beads, production thereof and production of a molded part | Peter Gutmann, Elmar Poeselt, Hye Jin Park, Lutz-Peter Hoenemann | 2025-02-04 |
| 10563004 | Memory foam based on thermoplastic polyurethane | Stefan BOKERN, Frank Prissok, Sebastian Hartwig, Elmar Poeselt, Julia Goeschel | 2020-02-18 |
| 10279516 | Method for producing expanded granulate | Christian Däschlein, Peter Gutmann, Frank Prissok, Jürgen Ahlers | 2019-05-07 |
| 10138345 | Process for the production of expanded polyester foam beads | — | 2018-11-27 |
| 9938389 | Method for production expanded polyester foam particles | — | 2018-04-10 |
| 6864298 | Expandable polyolefin particles | Christian Maletzko, Klaus Hahn, Isidor de Grave | 2005-03-08 |
| 5981612 | Production of flameproofed, rigid, isocyanate-based foams | Werner Hinz, Michael Reichelt | 1999-11-09 |
| 5552450 | Production of rigid polyurethane foams | Werner Hinz, Rolf Henn, Bernd Guettes | 1996-09-03 |
| 5266408 | Magnetic recording media | Hermann Dikow, Helmut Auweter, Michael Bobrich, Jochen Rudolph, Gregor Brodt +3 more | 1993-11-30 |
| 5266407 | Magnetic recording media | Michael Bobrich, Helmut Auweter, Rudolf Suettinger, Albert Kohl, Hermann Dikow +2 more | 1993-11-30 |
| 5223600 | Heterofunctional diols and polyurethane elastomers manufactured therefrom | Michael Bobrich | 1993-06-29 |
| 5169721 | Magnetic recording media comprising a polyurethane binder resin containing perfluoro groups | Michael Bobrich, August Lehner, Albert Kohl, Rudolf Suettinger, Werner Lenz | 1992-12-08 |
| 5147960 | Heterofunctional diols and polyurethane elastomers manufactured therefrom | Michael Bobrich | 1992-09-15 |
| 5130202 | Magnetic recording medium containing an isocyanate-free branched thermoplastic polyurethane binder resin with urea groups at the chain ends | Michael Bobrich, Guenter Heil, Hermann Roller, August Lehner, Werner Lenz +1 more | 1992-07-14 |
| 5120608 | Magnetic recording media comprising a polyurethane binder resin containing perfluoro groups | Michael Bobrich, August Lehner, Albert Kohl, Rudolf Suettinger, Werner Lenz +3 more | 1992-06-09 |
| 5082737 | Magnetic recording media having a branched thermoplastic polyurethane binder containing a polysiloxane component in the main chain | Michael Bobrich, Hermann Roller, August Lehner, Rudolf Suettinger, Werner Loch +2 more | 1992-01-21 |