Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7938962 | Separating agent for enantiomeric isomers and method of producing the same | Yoshio Okamoto, Chiyo Yamamoto | 2011-05-10 |
| 7323101 | Separating agent for optical isomer and method for preparation thereof | Yoshio Okamoto, Chiyo Yamamoto | 2008-01-29 |
| 7223334 | Separating agent for enantiomeric isomers | Yoshio Okamoto, Chiyo Yamamoto | 2007-05-29 |