Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6924323 | Sulfonium salt compound | Masami Ishihara, Motoshige Sumino, Kazuhito Fukasawa, Shigeaki Imazeki | 2005-08-02 |
| 6586152 | Agent for reducing substrate dependence | Fumiyoshi Urano, Tomoko Kiryu | 2003-07-01 |