Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6743959 | Method for the dehydrogenation of triisopropyl benzene and diisopropyl benzene | Hiroyoshi Watanabe, Tatsumi Matsushita, Shinobu Aoki, Naoshi Nagai | 2004-06-01 |
| 5817872 | Copper catalyst for the hydration of nitrile and preparation thereof | Tadatoshi Honda, Hiroshi Ohe, Shinichiro Ichikawa, Satoru Miyazoe | 1998-10-06 |
| 5082972 | Process for preparation of acyclic ethyleneamines | Tadashi Komiyama, Takashi Jimbo, Hiroyoshi Watanabe, Shuichi Tokumoto, Yumiko Endoh +2 more | 1992-01-21 |
| 4831162 | Preparation process of ethylene oxide | Mutsuo Nakajima, Tadashi Komiyama, Hiroshi Kimura, Kenji Yoshida | 1989-05-16 |