Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8975192 | Method for manufacturing semiconductor device | Toshiaki Itabashi | 2015-03-10 |
| 6309791 | Polyimide precursor, polyimide and their use | Hideo Hagiwara, Makoto Kaji, Mitsumasa Kojima, Haruhiko Kikkawa | 2001-10-30 |
| 6197475 | Positive type photosensitive resin composition containing an alkali-soluble polymer and a compound which forms an amine compound with irradiation of light | Hideo Hagiwara, Makoto Kaji | 2001-03-06 |
| 6143475 | Polyimide precursor, polyimide and their use | Hideo Hagiwara, Makoto Kaji, Mitsumasa Kojima, Haruhiko Kikkawa | 2000-11-07 |
| 6071667 | Photosensitive resin composition containing a photosensitive polyamide resin | Hideo Hagiwara, Makoto Kaji, Mitsumasa Kojima, Haruhiko Kikkawa | 2000-06-06 |
| 5847071 | Photosensitive resin composition | Hideo Hagiwara, Makoto Kaji, Hiroshi Nishizawa, Kenji Suzuki | 1998-12-08 |
| 5811218 | Photoinitiator compositions including amino acids, coumarin and titanocene and photosensitive materials using the same | Makoto Kaji, Shigeki Katogi, Masataka Nunomura, Hideo Hagiwara, Dai Kawasaki +3 more | 1998-09-22 |
| 5668248 | Photosensitive resin composition | Hideo Hagiwara, Makoto Kaji, Hiroshi Nishizawa, Kenji Suzuki | 1997-09-16 |
| 5472823 | Photosensitive resin composition | Hideo Hagiwara, Makoto Kaji, Hiroshi Nishizawa, Kenji Suzuki | 1995-12-05 |
| 5262277 | Photosensitive resin composition and photosensitive element using the same | Kuniaki Sato, Shigeo Tachiki, Tohru Kikuchi, Toshiaki Ishimaru, Nobuyuki Hayashi +1 more | 1993-11-16 |