Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6919159 | Photopolymerizable composition and recording material using the same | Hirotaka Matsumoto, Shintaro Washizu | 2005-07-19 |
| 6864032 | Method for forming azo colorant using diazo compound and coupler having leaving group and recording material using the coupler | Hisao Yamada, Mitsuyuki Tsurumi | 2005-03-08 |
| 6346359 | Pyrrolopyrimidineone compound and heat-sensitive recording material using the same | Hisao Yamada, Mitsuyuki Tsurumi | 2002-02-12 |
| 6329116 | Pyrrolo[1,2-a]pyrimidine compound and heat-sensitive recording material using the same | Hiroshi Sato, Tatsuo Kawabuchi, Mitsuyuki Tsurumi, Tetsunori Matsushita, Hisato Nagase +2 more | 2001-12-11 |
| 4990482 | Heat-sensitive recording material | Masato Satomura, Mitsuyuki Tsurumi | 1991-02-05 |
| 4772416 | Phenylpyridine derivative | Yasuyuki Goto, Toyoshiro Isoyama | 1988-09-20 |
| 4756847 | 4'-cyano-3'-halogenophenyl 4-(5-substituted-pyrimidin-2-yl)benzoate derivatives and liquid crystal composition comprising same | Naoyuki Yoshida, Kisei Kitano, Yoshito Furukawa, Tetsuya Ogawa, Shigeru Sugimori +2 more | 1988-07-12 |
| 4684476 | Pyrimidine derivative and liquid crystal composition containing same | Kisei Kitano, Tetsuya Ogawa, Yoshito Furukawa, Naoyuki Yoshida, Shigeru Sugimori +2 more | 1987-08-04 |
| 4684478 | Novel liquid crystal compound for high temperatures | Shigeru Sugimori, Yasuyuki Goto, Toyoshiro Isoyama, Tetsuya Ogawa, Kisei Kitano +2 more | 1987-08-04 |
| 4684477 | Pyridine derivatives and their use in liquid crystals | Shigeru Sugimori, Tetsuya Ogawa | 1987-08-04 |
| 4673529 | Phenoxypropanol ester derivative | Shigeru Sugimori, Tetsuya Ogawa, Yasuyuki Goto, Toyoshiro Isoyama, Kisei Kitano +2 more | 1987-06-16 |
| 4668425 | Novel liquid crystal compound | Kisei Kitano, Shigeru Sugimori, Tetsuya Ogawa | 1987-05-26 |
| 4661283 | Benzoate derivatives having a large positive dielectric anisotropy value and liquid crystal compositions containing same | Shigeru Sugimori, Yasuyuki Goto, Toyoshiro Isoyama | 1987-04-28 |
| 4659500 | Ester derivative having a positive dielectric anisotropy | Shigeru Sugimori, Yasuyuki Goto | 1987-04-21 |
| 4654162 | Alcohol derivatives | Shigeru Sugimori, Yasuyuki Goto, Toyoshiro Isoyama | 1987-03-31 |
| 4642199 | Novel liquid crystal compounds and liquid crystal compositions containing same | Shigeru Sugimori | 1987-02-10 |
| 4640796 | 1,4-dipyrimidinylbenzene derivative | Naoyuki Yoshida, Kisei Kitano, Yoshito Furukawa, Tetsuya Ogawa, Shigeru Sugimori +2 more | 1987-02-03 |
| 4536321 | Fluorobenzene derivatives and liquid crystal compositions containing the same | Shigeru Sugimori, Tetsuhiko Kojima, Yasuyuki Goto, Toyoshiro Isoyama | 1985-08-20 |
| 4534883 | 4-Unsubstituted or substituted-4 cyanotercyclohexane derivatives | Shigeru Sugimori, Tetsuhiko Kojima, Toyoshiro Isoyama | 1985-08-13 |