Issued Patents All Time
Showing 26–28 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5017453 | A silicone resist materials containing a polysiloxane and a photo-sensitive agent | Yasunobu Onishi, Rumiko Horiguchi, Akiko Hirao | 1991-05-21 |
| 4988601 | Photosensitive resin composition with o-quinone diazide and novolac resins prepared from mixed phenolic reactants to include 3,5-xylenol and 2,5-xylenol | Toru Ushirogouchi, Yasunobu Onishi, Rumiko Horiguchi | 1991-01-29 |
| 4822716 | Polysilanes, Polysiloxanes and silicone resist materials containing these compounds | Yasunobu Onishi, Rumiko Horiguchi, Akiko Hirao | 1989-04-18 |