Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4632781 | Liquid crystal dye compound | Yasutaka Shimidzu, Toshihiko Ueno, Chizuka Tani | 1986-12-30 |
| 4536569 | 2-Cyano-4-nitro-6-chlorophenylazo 3-acetyl-or propionylamino-N,N-di-n-pentyl or hexylanilines | Kiyoyasu Hashimoto, Kenji Yoshinaga, Yoshio Mori, Junzaburo Seino, Katsunobu Sato | 1985-08-20 |
| 4505549 | Liquid crystal display device | Yasutaka Shimidzu, Toshihiko Ueno, Chizuka Tani | 1985-03-19 |
| 4488992 | Monoazo dyestuffs derived from benzothiazole | Kenji Yoshinaga, Kiyoyasu Hashimoto, Tetsuo Okaniwa | 1984-12-18 |
| 4331584 | Styryl compounds and coloring synthetic resins therewith | Masao Nishikuri, Michio Yamazaki, Kiyoteru Kojima, Junzaburo Seino | 1982-05-25 |
| 4292247 | Process for producing anthraquinone intermediates | Masao Nishikuri, Akira Takeshita | 1981-09-29 |
| 4230852 | Triazinyl-antraquinone dyes | Yoshihisa Sueda, Suketsugu Koumura, Kazuyoshi Hirabayashi, Hisashige Terao, Yoshio Mori | 1980-10-28 |