Issued Patents All Time
Showing 1–25 of 43 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9206753 | Method and device for controlling an internal combustion engine | Elias Calva, Karthik Rai, Norbert Mueller, Ruediger Weiss | 2015-12-08 |
| 8904985 | Method for starting an internal combustion engine with start-stop function | Ruediger Weiss, Jean-Marc Tonye Djon, Jochen Laubender, Elias Calva, Karsten Kroepke | 2014-12-09 |
| 8584643 | Method and device for starting an internal combustion engine | — | 2013-11-19 |
| 7836865 | Method for fuel injection | Klaus Joos, Jens Wolber, Ruediger Weiss, Timm Hollmann, Peter Schenk +1 more | 2010-11-23 |
| 7790804 | Process for stripping polymer polyols | Michael Brockelt, Ludwig Deibele, Markus Hadley, Jan Thomas Leu, Guido Naberfeld +1 more | 2010-09-07 |
| 7685992 | Method for operating an internal combustion engine, and control or regulating device for an internal combustion engine | Ruediger Weiss, Andreas Schmidt, Jean-Marc Tonye Djon, Jochen Laubender, Elias Calva +2 more | 2010-03-30 |
| 7417571 | Method for providing a correlation | — | 2008-08-26 |
| 6949596 | Non-inflammable, anti-electrostatic polycarbonate molding materials | Andreas Seidel, Thomas Eckel, Michael Zobel, Dieter Wittmann | 2005-09-27 |
| 6858655 | High-resilient polyurethane foams produced from polyether polyols | Jörg Hofmann, Pramod Gupta, Hansjurgen Rabe, Jurgen Gronen, Pieter Ooms | 2005-02-22 |
| 6617419 | Long-chain polyether polyols with a high proportion of primary oh groups | Jörg Hofmann, Pramod Gupta | 2003-09-09 |
| 6586490 | Polyol mixture for the preparation of rigid polyurethane foams | Karl Werner Dietrich, Torsten Heinemann | 2003-07-01 |
| 6486361 | Method for preparing polyether polyols | Stephan Ehlers, Jörg Hofmann, Pramod Gupta, Christian Steinlein, Horst Zwick | 2002-11-26 |
| 6472447 | Stabilized, finely disperse low-viscosity polymer polyols with a high content of polystyrene or polystyrene copolymers | Klaus Lorenz, Michael Brockelt, Uwe Scholz, Robert J. Kumpf, Jurgen Gronen +1 more | 2002-10-29 |
| 6350920 | Method for preparing polyether polyols | Hans-Josef Buysch, Pramod Gupta, Pieter Ooms | 2002-02-26 |
| 6107359 | Polyether polyols, polyol formulation containing them and their use in the production of hard polyurethane foams | Karl Werner Dietrich, Wilhelm Lamberts, Walter Klan | 2000-08-22 |
| 5886062 | Process for the production of rigid polyurethane foams | Karl Werner Dietrich, Torsten Heinemann | 1999-03-23 |
| 5854358 | Polymerizing monomers in presence of polyol and castor oil-polyol product | Torsten Heinemann, Hans-Joachim Scholl, Gundolf Jacobs, Mark R. Kratz, Josef Sanders +1 more | 1998-12-29 |
| 5840781 | Polyether polyols, polyol formulation containing them and their use in the production of hard polyurethane foams | Karl Werner Dietrich, Wilhelm Lamberts, Walter Klan | 1998-11-24 |
| 5814699 | Continuous process for the preparation of highly stable, finely divided, low viscosity polymer polyols of small average particle size | Mark R. Kratz, Torsten Heinemann, Gundolf Jacobs, Josef Sanders, Helmut Woynar | 1998-09-29 |
| 5612408 | Polyurethane-based thickeners for aqueous compositions | Klaus Konig, Jurgen Schwindt, Jan Mazanek, Josef Pedain, Gerhard Klein +1 more | 1997-03-18 |
| 5594066 | Low-viscosity, stable, agglomerate-free polymer polyols, a process for their preparation and their use in producing polyurethane plastics | Torsten Heinemann, Gundolf Jacobs, Mark R. Kratz, Josef Sanders, Uwe Scholz +1 more | 1997-01-14 |
| 5594087 | Polyurethane thickeners and their use for thickening aqueous systems | Klaus K onig, Jan Mazanek, J urgen Schwindt, Gerhard Klein | 1997-01-14 |
| 5554662 | Low viscosity polymer polyols a process for their production as well as the manufacture of polyurethane from materials | Josef Sanders, Mark R. Kratz, Torsten Heinemann, Helmut Woynar, Gundolf Jacobs +1 more | 1996-09-10 |
| 5276125 | Heat-curable coating compositions | Josef Pedain, Wilhelm Thoma, Walter Schroer, Waldemar Kling | 1994-01-04 |
| 5141968 | Polyether polyols based on aromatic diamines and polyamines, a process for their preparation, and their use for polyurethane and polyisocyanurate plastics | Reinhard Kaufung | 1992-08-25 |