Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5372909 | Photosensitive resin composition comprising an alkali-soluble resin made from a phenolic compound and at least 2 different aldehydes | Koji Nakano, Yoshihiro Takada | 1994-12-13 |
| 5279918 | Photoresist composition comprising a quinone diazide sulfonate of a novolac resin | Koji Nakano, Tadashi Kusumoto, Keisuke Nakano, Yoshihiro Takada | 1994-01-18 |