Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4902726 | Photosensitive resin composition solution | Nobuyuki Hayashi, Tadashi Fujii, Katsunori Tsuchiya | 1990-02-20 |
| 4544625 | Photosensitive resin composition and photosensitive element | Toshiaki Ishimaru, Nobuyuki Hayashi | 1985-10-01 |
| 4499163 | Soldering mask formed from a photosensitive resin composition and a photosensitive element | Toshiaki Ishimaru, Nobuyuki Hayashi, Shigeru Koibuchi, Asao Isobe | 1985-02-12 |
| 4438190 | Photosensitive resin composition containing unsaturated monomers and unsaturated phosphates | Toshiaki Ishimaru, Nobuyuki Hayashi | 1984-03-20 |
| 4272607 | Photosensitive resin composition | Nobuyuki Hayashi, Hideo Yamada, Toshiaki Ishimaru, Hajime Kakumaru | 1981-06-09 |