Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6465594 | Phosphine derivative and polymer thereof and transition metal complex comprising the same | Noboru Sayo | 2002-10-15 |
| 6248848 | Optically active phosphine derivative having at least two vinyl groups, polymer produced using the same as monomer, and transition metal complexes of these | Yohei Itoi | 2001-06-19 |
| 6143834 | Optically active phosphine derivative having at least two vinyl groups, polymer produced using the same as monomer, and transition metal complexes of these | Yohei Itoi | 2000-11-07 |
| 6022936 | Optically active phosphine derivative having vinyl group, polymer produced using the same as monomer, and transition metal complexes of these | Yohei Itoi | 2000-02-08 |
| 5919962 | Process for preparing ruthenium-phosphine complex | Noboru Sayo, Kazushi Mashima, Tetsuo Ota | 1999-07-06 |
| 5789609 | Optically active diphosphine, transition metal complex containing the same, and process for producing optically active compound using the complex | Koji Inagaki, Noboru Sayo | 1998-08-04 |
| 5631345 | Process for producing optically active polyketone | Hidemasa Takaya, Naomasa Sato | 1997-05-20 |
| 5530150 | Phosphine compound, complex containing the phosphine compound as ligand, process for producing optically active aldehyde using the phosphine compound or the complex, and 4-[(R)-1'-formylethyl]azetidin-2-one derivatives | Hidemasa Takaya, Nozomu Sakai, Satoshi Mano, Hidenori Kumobayashi, Tetsuo Tomita +4 more | 1996-06-25 |