Issued Patents 2002
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6492545 | Process for producing optically active alcohol | Takao Saito, Tohru Yokozawa, Kazuhiko Matsumura | 2002-12-10 |
| 6472539 | Production process of diphosphine oxide and diphosphonate | Tohru Yokozawa, Takao Saito, Takero Ishizaki | 2002-10-29 |
| 6465594 | Phosphine derivative and polymer thereof and transition metal complex comprising the same | Kyoko Tamao | 2002-10-15 |
| 6342644 | Method for producing 1-menthol | Takaji Matsumoto | 2002-01-29 |