Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10479750 | Method of producing dialdehyde compound | Takuo Tsuruta, Naoya Minamoto | 2019-11-19 |
| 5932761 | Process for producing branched aldehydes | Masahiko Kitayama, Takashi Onishi | 1999-08-03 |
| 5773666 | Hydroformylation process | Jin Tokuyasu, Masahiro Muranaka, Takashi Onishi | 1998-06-30 |
| 5684167 | Process for producing 2-hydroxy-4-methyltetrahydrofuran | Takashi Onishi, Yasuo Tokitoh | 1997-11-04 |
| 5434311 | Rhodium-containing catalyst | Yasuo Tokitoh | 1995-07-18 |
| 5414138 | Process for producing 2-formyl-1,4-butanediol | Yasuo Tokitoh | 1995-05-09 |
| 4935488 | Trimethylolheptanes and use thereof | Yasuo Tokitoh, Noriaki Yoshimura, Masao Ishida, Makoto Yano, Koji Hirai +2 more | 1990-06-19 |
| 4871880 | Hydroformylation process | Yasuo Tokitoh, Noriaki Yoshimura | 1989-10-03 |