Issued Patents All Time
Showing 126–147 of 147 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6486337 | Ruthenium-disphosphine complexes and their use as catalysts | William Hems, Antonio Zanotti-Gerosa | 2002-11-26 |
| 6414187 | Asymmetric hydrogenation | Frank Bienewald, Antonio Zanotti-Gerosa | 2002-07-02 |
| 6211386 | Process for asymmetric hydrogenation | Nicholas B. Johnson, Bradley D. Hewitt | 2001-04-03 |
| 6207853 | Homogeneous asymmetric hydrogenation using phosphine ligands of transition metals | Frank Bienewald, Martin Edward Fox, Antonio Zanotti-Gerosa | 2001-03-27 |
| 6172249 | Chiral ligands for asymmetric catalysis | Ulrich Berens, Arne Gerlach | 2001-01-09 |
| 5596114 | Chiral phospholanes via chiral 1 4-diol cyclic sulfates | — | 1997-01-21 |
| 5565593 | Chiral phospholanes via chiral 1,4-diol cyclic sulfates | — | 1996-10-15 |
| 5559267 | Hydrogenation process using catalysts made from chiral phospholanes via chiral 1,4-diol cyclic sulfates | — | 1996-09-24 |
| 5543571 | Preparation of optically active hydrazines and amines | — | 1996-08-06 |
| 5532395 | Chiral phospholanes via chiral 1,4-diol cyclic sulfates | — | 1996-07-02 |
| 5426223 | Preparation of optically active hydrazines and amines | — | 1995-06-20 |
| 5386061 | Chiral phospholanes via chiral 1, 4-diol cyclic sulfates | — | 1995-01-31 |
| 5329015 | Chiral phospholanes via chiral 1,4-diol cyclic sulfates | — | 1994-07-12 |
| 5322956 | Chiral phospholane transition metal catalysts | — | 1994-06-21 |
| 5258553 | Chiral tridentate bis(phospholane) ligands | — | 1993-11-02 |
| 5250731 | Preparation of optically active hydrazines and amines | — | 1993-10-05 |
| 5206398 | Chiral phospholane transition metal catalysts | — | 1993-04-27 |
| 5202493 | Chiral tridentate bis(phospholane) ligands | — | 1993-04-13 |
| 5177230 | Chiral phospholane transistor metal catalysts | — | 1993-01-05 |
| 5171892 | Chiral phospholanes via chiral 1,4-diol cyclic sulfates | — | 1992-12-15 |
| 5021131 | Optically pure 1,4-diols | — | 1991-06-04 |
| 5008457 | Chiral phospholane transition metal catalysts | — | 1991-04-16 |