Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9668392 | Method for producing a housing enclosing at least one component under pre-tension | Matthias Rauschenbach, David Flaschentraeger, Tobias Melz, Eberhard Abele, Hanns Stoffregen | 2017-05-30 |
| 6770770 | Phosphites | Robert Baumann, Tim Jungkamp, Dagmar Pascale Kunsmann-Keitel, Wolfgang Siegel | 2004-08-03 |
| 6521778 | Catalyst comprising a complex of a metal from subgroup VIII based on a bidentate phosphonite ligand, and method for producing nitriles | Wolfgang Siegel, Dagmar Pascale Keitel, Lorenz Siggel | 2003-02-18 |
| 6486359 | Catalyst comprising a complex of a metal of subgroup viii based on a phosphinite ligand, and a method for hydroformylation | Heiko Maas, Rocco Paciello, Michael Roper | 2002-11-26 |
| 6440891 | Catalyst comprising a complex of a metal of subgroup VIII, on the basis of a phosphonite ligand and method for hydroformylation | Heiko Maas, Rocco Paciello, Michael Roper, Wolfgang Siegel | 2002-08-27 |
| 6355833 | Catalyst comprising at least one nickel(0) complex based on a phosphonite ligand, and the preparation of nitriles | Wolfgang Siegel | 2002-03-12 |
| 6353127 | &agr;-chloronitriles production method | Armin Stamm, Jochem Henkelmann, Wolfgang Siegel | 2002-03-05 |
| 6242633 | Catalyst comprising at least one phosphonite ligand based nickel (O) complex and method for the production of nitriles | Wolfgang Siegel | 2001-06-05 |
| 6197992 | Monoolefinic C5 mononitriles, method for the production and the use thereof | Wolfgang Siegel, Klaus Mundinger, Gerald Meyer | 2001-03-06 |
| 6175019 | Process for the preparation of 1,3-dimethylimidazolium 4-carboxylate | Wolfgang Siegel, Volker Bomm, Martin Fischer, Klaus Mundinger | 2001-01-16 |
| 6169198 | Method for producing mixtures of monoolefinic C5-mononitriles by catalytic hydrocyanation | Wolfgang Siegel | 2001-01-02 |
| 6130347 | Preparation of cyanoacetic esters | Manfred Julius, Rolf Schneider, Klaus Mundinger | 2000-10-10 |
| 6022988 | Preparation of 3-cyano-3, 5, 5-trimethylcyclohexanone | Wolfgang Siegel, Volker Bomm, Martin Fischer, Klaus Mundinger | 2000-02-08 |
| 5728839 | Metal complexes with heterocycles carbenes | Wolfgang Anton Herrmann, Martina Elison, Christian Kocher, Karl Ofele | 1998-03-17 |
| 5703269 | Process for preparing aromatic olefins | Wolfgang Anton Herrmann, Martina Elison, Christian Kocher | 1997-12-30 |
| 5663451 | Process for preparing aldehydes | Wolfgang Anton Herrmann, Martina Elison, Christian Kocher | 1997-09-02 |