Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5665844 | Polymer films for detecting chemical substances | Werner Prass, Thomas Stehlin, Yuan Liu, Tetsu Yamamoto, Akihiko Tokida +1 more | 1997-09-09 |
| 5652327 | Triazine polymers | Wen-Bing Kang, Tsunetoshi Sugiyama, Yusuke Takano | 1997-07-29 |