Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6774269 | Process for producing isopulegol | Takeshi Iwata, Yoji Hori | 2004-08-10 |
| 6570035 | Process for producing pivaloyl-acetic acid ester | Shinya Yamada, Toshimitsu Hagiwara, Akio Tachikawa, Kouji Ishiguro, Shunichi Harada | 2003-05-27 |
| 6489522 | Process for producing optically active 3,7-dimethyl-6-octenol and process for producing intermediate therefor | Shinya Yamada, Yoji Hori, Toshimitsu Hagiwara | 2002-12-03 |
| 6486353 | Process for producing optically active 3,7-dimethyl-6-octenol and process for producing intermediate therefor | Shinya Yamada, Yoji Hori, Toshimitsu Hagiwara | 2002-11-26 |
| 6043380 | Ruthenium-I0D0-optically active phosphine complex | Tsutomu Hashimoto, Yoji Hori, Toshimitsu Hagiwara | 2000-03-28 |
| 5981782 | Ruthenium-optically active phosphine complex, process for the preparation thereof and process for the preparation of optically active 4-methyl-2-oxetanone using same | Yoji Hori, Toshimitsu Hagiwara | 1999-11-09 |
| 5981771 | Ruthenium-optically active phosphine complex, process for the preparation thereof and process for the preparation of optically active 4-methyl-2-oxetanone using same | Yoji Hori, Toshimitsu Hagiwara | 1999-11-09 |
| 5463118 | N-(l-aspartyl)amino alcohol derivative and sweetener containing the same | Yoshifumi Yuasa, Akio Tachikawa, Akira Nagakura, Haruki Tsuruta | 1995-10-31 |
| 5412109 | Process for preparing optically active 4-methyl-2-oxetanone | Hidemasa Takaya, Tetsuo Ohta, Hidenori Kumobayashi, Yoshiharu Gonda | 1995-05-02 |
| 5144042 | Process for preparing optically active 3-hydroxypyrrolidine derivatives | Nobuo Seido, Hidenori Kumobayashi | 1992-09-01 |
| 5128489 | Process for production of optically active 2-(tetrahydropyran-2-yloxy)-1-propanol | Hidenori Kumobayashi, Akio Tachikawa, Toshihiro Fujiwara | 1992-07-07 |
| 4981992 | Process for preparing optically active 3-hydroxybutanoic acid | Noboru Sayo, Takao Saito, Hiroyuki Nagashima, Hidonori Kumobayashi | 1991-01-01 |