Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5897981 | Color filter for liquid crystal displays | Takashi Fujita, Naoyuki Tsujimura, Naohisa Tohjoh | 1999-04-27 |
| 5756267 | Developing solution for negative type photosensitive resin compositions | Nobuaki Matsuda | 1998-05-26 |
| 5698374 | Process for the formation of an image through adhesion of particulate image forming material | Masahide Yasui | 1997-12-16 |
| 5633111 | Photoresist composition and article containing 1,2-quinonediazide and an organic phosphorous acid compound | Hiroshi Yoshimoto | 1997-05-27 |
| 5626796 | Light sensitive composition for black matrix, substrate for color filter, and liquid crystal display | Naoyuki Tsujimura, Toshihiro Ueki, Akira Ushimaru | 1997-05-06 |
| 5374493 | Color filter and method of fabricating a color filter | Tetsuya Fukunaga, Toshihiko Koseki, Toshihiro Ueki, Hidemine Yamanaka | 1994-12-20 |
| 5308743 | Positive image-forming process utilizing glass substrate with oxide film of indium-tin alloy, coated with o-quinonediazide photoresist, with etching of the oxide film in the imagewise exposed areas | Nobuaki Matsuda | 1994-05-03 |
| 5085973 | Colored filter element containing layers of polymerizable composition | Tokihiko Shimizu | 1992-02-04 |
| 4934791 | Color filter | Tokihiko Shimizu | 1990-06-19 |
| 4837131 | Developing method for photosensitive material | Hisao Ohba, Tadao Toyama | 1989-06-06 |
| 4762772 | Desensitizing gum for lithographic printing plates | Hiroshi Matsumoto | 1988-08-09 |
| 4737810 | Photosensitive material developing apparatus | Hisao Ohba | 1988-04-12 |
| 4731119 | Desensitizing gum for planographic printing plates | Tadao Toyama | 1988-03-15 |
| 4687727 | Light-sensitive planographic printing plate with layer of diazo resin containing photopolymerizable composition | Tadao Toyama, Mitsuru Koike, Koji Tamoto | 1987-08-18 |
| 4573782 | Developing apparatus for forming an image in light-sensitive material using photopolymerizable composition | Tadao Toyama, Susumu Yoshida | 1986-03-04 |
| 4511645 | Photosensitive plate for lithographic printing plate | Mitsuru Koike, Tadao Toyama, Hiroshi Misu, Koji Tamoto, Masayuki Iwasaki | 1985-04-16 |
| 4221858 | Process for preparing a planographic printing plate | Keisuke Shiba | 1980-09-09 |
| 4186006 | Method for developing a lithographic printing plate | Hiroshi Matumoto, Yasuhisa Naritomi | 1980-01-29 |