Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10836834 | Separating agent for optical isomer | Yoshio Okamoto, Chiyo Yamamoto, Masami Kamigaito | 2020-11-17 |
| 10323101 | Method for producing polysaccharide derivative and lignin derivative | Ryohei Kakuchi, Kazuaki Ninomiya, Yoshiki Shibata, Kiyoshi UZAWA, Tomoki OGOSHI +2 more | 2019-06-18 |
| 9562121 | Optically active poly(diphenylacetylene) compound, preparation method therefor, and use thereof as optical isomer separating agent | Katsuhiro MAEDA, Shigeyoshi KANOH, Kouhei Shimomura, Miyuki Maruta | 2017-02-07 |
| 9290592 | Poly(diphenylacetylene) compound, preparation method therefor, and use thereof as optical isomer separating agent | Katsuhiro MAEDA, Shigeyoshi KANOH, Kouhei Shimomura, Yuki Komatsu | 2016-03-22 |
| 8832603 | Emphasis-adding system and emphasis-adding method | Taketo Saito | 2014-09-09 |
| 8124712 | Filler for optical isomer separation | Yoshio Okamoto, Chiyo Yamamoto, Masami Kamigaito | 2012-02-28 |
| 8053543 | Filler for optical isomer separation | Yoshio Okamoto, Chiyo Yamamoto, Masami Kamigaito | 2011-11-08 |
| 7745616 | Bead for enantiomeric isomer resolution and process for producing the same | Yoshio Okamoto, Chiyo Yamamoto, Masami Kamigaito | 2010-06-29 |