Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9346849 | Amino sugar-bound anti-cancerous noble metal complex | Shigenobu Yano, Takashi Shibahara | 2016-05-24 |
| 9340490 | Diagnostic agent for tumor | Ichiro Okura, Toshiaki Kamachi, Masahiro Ishizuka, Tohru Tanaka | 2016-05-17 |
| 4556461 | Process for separating highly pure butene-1 or butene-1/isobutene mixture from C.sub.4 hydrocarbon fraction | Masamichi Soumai | 1985-12-03 |
| 4555312 | Process for separating highly pure butene-1 or butene-1/isobutene mixture from C.sub.4 hydrocarbon fraction | Masamichi Soumai | 1985-11-26 |
| 4515661 | Process for separating highly pure butene-1 and butene-2 | Masamichi Soumai | 1985-05-07 |
| 4447318 | Extractive distillation method | Masafumi Miyamoto | 1984-05-08 |
| 4421607 | Process for extractive distillation of plural hydrocarbon mixtures | — | 1983-12-20 |