Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9561511 | Method and apparatus for separation of mixture | Shigehiro Nishijima, Fumihito Mishima, Koji Kaiso | 2017-02-07 |
| 9370782 | Method and apparatus for separation of mixture | Shigehiro Nishijima, Fumihito Mishima, Koji Kaiso | 2016-06-21 |
| 9174221 | Method and apparatus for separation of mixture | Shigehiro Nishijima, Fumihito Mishima, Koji Kaiso | 2015-11-03 |
| 5973184 | Process for preparing a dialkyl carbonate by gas-phase decarbonylation of dialkyl oxalate | Katsumasa Harada, Ryoji Sugise, Masayuki Nishio, Toshio Kurafuji | 1999-10-26 |
| 5466858 | Method of producing straight-chain acrylonitrile dimers | Ryoji Sugise, Kouichi Kashiwagi, Masashi Shirai | 1995-11-14 |
| 5332844 | Method of producing straight-chain acrylonitrile dimers | Ryoji Sugise, Kouichi Kashiwagi, Masashi Shirai | 1994-07-26 |