Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5994008 | Composition for forming fluorescent film for display and method of forming fluorescent film for display | Yukio Ogawa, Yoshihisa Yonezawa, Katsutoshi Kougo, Kazuyoshi Ishikawa, Shigeo Itoh +3 more | 1999-11-30 |
| 5807657 | Polyvinyl alcohol base photosensitive resin, photosensitive composition, and method for pattern-formation using the same | Hideo Kikuchi, Noriaki Tochizawa | 1998-09-15 |
| 5589315 | Photosensitive compositions comprising photosensitive polyfunctional aromatic diazo compounds, and presensitized lithographic plates formed with the same | Hirotada Iida, Noriaki Tochizawa, Masaharu Watanabe, Katsuyo Tokuda, Ichiro Hozumi | 1996-12-31 |
| 5430130 | Photosensitive polyfunctional aromatic diazo compounds useful in photosensitive compositions | Hirotada Iida, Noriaki Tochizawa, Masaharu Watanabe, Katsuyo Tokuda, Ichiro Hozumi | 1995-07-04 |