Issued Patents All Time
Showing 26–49 of 49 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6958382 | Polyisobutenyl ethers and thioethers | Arno Lange, Darijo Mijolovic, Hans Peter Rath | 2005-10-25 |
| 6649695 | Elastic sealing material on the basis of block copolymers made of isobutene and vinyl aromatic monomers | Hans Peter Rath, Arno Lange, Konrad Knoll | 2003-11-18 |
| 6512055 | Copolymers and their reaction products with amines as fuel and lubricant additives | Wolfgang H. H. Gunther, Knut Oppenlander, Walter Denzinger, Heinrich Hartmann, Harald Schwahn +1 more | 2003-01-28 |
| 6355603 | Thermal conversion products comprised of maleic anhydride and oligoalkenes, derivatives of the thermal conversion products with amines or alcohols and the use thereof | Hans Peter Rath | 2002-03-12 |
| 6284716 | Copolymers and their reaction products with amines as fuel and lubricant additives | Wolfgang H. H. Gunther, Knut Oppenlander, Walter Denzinger, Heinrich Hartmann, Harald Schwahn +1 more | 2001-09-04 |
| 5976202 | Reaction products of polyolefins with vinyl esters and their use as fuel and lubricant additives | Hans Peter Rath, Harald Schwahn, Hans-Joachim Muller, Wolfgang Reif, Thomas Ruhl | 1999-11-02 |
| 5929185 | Copolymers of alk-1-enes and .alpha., .omega.-dienes having a high viscosity index | Joachim Rosch, Freddy Gruber | 1999-07-27 |
| 5883196 | Preparation of polyalkenylsuccinic acid derivatives and their use as fuel and lubricant additives | Hans Peter Rath | 1999-03-16 |
| 5614595 | Polymers based on conjugated dienes | Dietmar Bender, Klaus Bronstert, Martin Fischer | 1997-03-25 |
| 5556932 | Chlorine-free, non-drying isobutene/diene copolymers and process for their preparation | Hans Peter Rath, Konrad Knoll | 1996-09-17 |
| 5494976 | Polymers based on conjugated dienes | Dietmar Bender, Klaus Bronstert, Martin Fischer | 1996-02-27 |
| 5290874 | Alkadiene/vinylaromatic copolymers containing side groups, and their use | Dietmar Bender, Klaus Bronstert | 1994-03-01 |
| 5266647 | Branched copolymers | Dietmar Bender, Klaus Bronstert, Hans-Michael Walter, Daniel Wagner | 1993-11-30 |
| 5191044 | Preparation of polyisobutene | Hans Peter Rath, Herwig Hoffmann, Peter Reuter | 1993-03-02 |
| 5145948 | Preparation of highly viscous adducts of butylene oxide with alcohols | Knut Oppenlaender, Roland Schwen, Richard Baur, Charalampos Gousetis, Juergen Mohr | 1992-09-08 |
| 5123932 | Motor fuel compositions containing alkoxylation products | Hans Peter Rath, Herwig Hoffmann, Volker Vogt, Hans Horler, Juergen Thomas | 1992-06-23 |
| 5112364 | Gasoline-engine fuels containing polyetheramines or polyetheramine derivatives | Hans Peter Rath, Knut Oppenlaender, Willibald Schoenleben, Hans-Henning Vogel | 1992-05-12 |
| 5053154 | Use of adducts of 1,2-butylene oxide with H-azidic organic compounds as lubricants, and lubricants containing these adducts | Knut Oppenlaender, Roland Schwen, Richard Baur, Charalampos Gousetis, Juergen Mohr | 1991-10-01 |
| 5026494 | Amino group-containing graft polymer, and its use as a dispersing viscosity index improver | Walter Denzinger, Juergen Mohr, Knut Oppenlaender, Roland Schwen, Hans-Henning Vogel | 1991-06-25 |
| 4859210 | Motor fuel or lubricant composition containing polybutyl or polyisobutyl derivatives | Dieter Franz, Rudolf Kummer, Hans Peter Rath | 1989-08-22 |
| 4822945 | Preparation of decene oligomers and use thereof as lubricating oils | Klaus Bronstert, Hans Peter Rath, Hans-Michael Walter | 1989-04-18 |
| 4790957 | Polycarboxylic acid esters and lubricants containing these esters | Hans-Henning Vogel, Juergen Jahn | 1988-12-13 |
| 4339776 | Preprogrammable recording system with automatic warning of time limit | Erich Langer, Harald Melwisch | 1982-07-13 |
| 4215376 | Circuit arrangement for the digital correction of time base errors of a television signal using variable addressing of a memory | — | 1980-07-29 |