Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8728705 | Negative photosensitive material, photosensitive board employing the negative photosensitive material, and negative pattern forming method | Hirofumi Fujii, Yasushi Tamura, Ryouji Suezaki | 2014-05-20 |
| 7910631 | Photosensitive resin composition and flexible printed wiring circuit board having insulative cover layer formed of photosensitive resin composition | Hirofumi Fujii, Masaki Mizutani, Kyouyuu Jo | 2011-03-22 |
| 7491427 | Polyimidesiloxane solution composition | Koji Hayashi, Yoshiki Tanaka, Seiichirou Takabayashi | 2009-02-17 |
| 7239030 | Flexible wiring board for tape carrier package having improved flame resistance | Masahiro Naiki, Koji Hayashi | 2007-07-03 |