Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8178631 | Resin composition, varnish, resin film and semiconductor device | Takashi Enoki, Atsushi Izumi, Yukiharu Ono, Kazuyoshi Fujita | 2012-05-15 |
| 7863347 | Resin composition, varnish, resin film and semiconductor device using the same | Kazuyoshi Fujita, Atsushi Izumi, Yumiko Yamanoi, Takahiro Harada, Yukiharu Ono | 2011-01-04 |
| 6664344 | Composition of polyepoxide, phenolic co-condensate and phosphonium-polyphenolic molecular association product | Yoshiyuki Go, Sumiya Miyake, Yoshihito Akiyama | 2003-12-16 |