YS

Yasuko Sekiguchi

CH Chisso: 20 patents #34 of 833Top 5%
Overall (All Time): #226,202 of 4,157,543Top 6%
20
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6337034 Vinylene compounds and liquid-crystal composition Tomoyuki Kondo, Shuichi Matsui, Kazutoshi Miyazawa, Etsuo Nakagawa 2002-01-08
6319570 Liquid crystalline compound, liquid crystal composition comprising the liquid crystal-line compound, and liquid crystal display device using the liquid crystal composition Tugumiti Andou, Shuichi Matsui, Kazutoshi Miyazawa, Hiroyuki Takeuchi, Yasuyuki Koizumi +2 more 2001-11-20
6231934 Alkenyl compound, liquid crystal composition, and liquid crystal display device Tomoyuki Kondo, Shuichi Matsui, Kazutoshi Miyazawa, Etsuo Nakagawa 2001-05-15
6190576 Liquid crystal compounds, liquid crystal compostions containing the compounds, and liquid crystal display devices made by using the compositions Tugumiti Andou, Shuichi Matsui, Kazutoshi Miyazawa, Hiroyuki Takeuchi, Yasuyuki Koizumi +2 more 2001-02-20
6180027 Bisalkenyl derivatives, liquid crystalline compounds and liquid crystal compositions Takashi Kato, Shuichi Matsui, Kazutoshi Miyazawa, Etsuo Nakagawa 2001-01-30
6149990 Carboxylate derivatives comprising an ether group and liquid crystal composition comprising the same Yoshiji Egami, Masatoshi Fukushima, Makoto Tanimoto, Etsuo Nakagawa 2000-11-21
6143198 Liquid crystalline compounds having exo-methylene site and liquid crystal compositions comprising the same Kazutoshi Miyazawa, Shuichi Matsui, Etsuo Nakagawa 2000-11-07
6117360 Liquid crystal composition and liquid crystal display device Kazutoshi Miyazawa, Shuichi Matsui, Tomoyuki Kondo, Takashi Kato, Etsuo Nakagawa 2000-09-12
6086964 Liquid crystalline compound having dienyl moiety and liquid crystal composition Noriyuki Onishi, Koichi Shibata, Yasuhiro Haseba, Yasuyuki Koizumi, Shuichi Matsui +2 more 2000-07-11
6030545 Tercyclohexane, liquid-crystalline compound and liquid crystal composition comprising same Shuichi Matsui, Kazutoshi Miyazawa, Takashi Kato, Etsuo Nakagawa 2000-02-29
6013198 Liquid crystalline compound replaced by fluorine containing group, liquid crystal composition, and liquid crystal display device Kazutoshi Miyazawa, Shuichi Matsui, Tomoyuki Kondo, Takashi Kato, Etsuo Nakagawa 2000-01-11
6001275 Liquid-crystalline compound having dienyl moiety and liquid-crystal composition Noriyuki Onishi, Koichi Shibata, Yasuhiro Haseba, Yasuyuki Koizumi, Shuichi Matsui +2 more 1999-12-14
5976408 Acrylonitrile derivative, liquid crystal composition, and liquid crystal display device Atsuko Fujita, Shuichi Matsui, Koichi Shibata, Kazutoshi Miyazawa, Etsuo Nakagawa 1999-11-02
5948318 Liquid crystal composition and liquid crystal display device Kazutoshi Miyazawa, Shuichi Matsui, Tomoyuki Kondo, Takashi Kato, Etsuo Nakagawa 1999-09-07
5858271 Liquid crystal composition and liquid crystal display device Etsuo Nakagawa, Toyoshiro Isoyama, Tetsuya Matsushita, Katsuyuki Murashiro 1999-01-12
5837161 Liquid crystal composition and liquid crystal display device Katsuyuki Murashiro, Fusayuki Takeshita, Tetsuya Matsushita, Etsuo Nakagawa 1998-11-17
5833879 Liquid crystalline alkynyltolan compound, liquid crystal composition and liquid crystal display element Kazutoshi Miyazawa, Shuichi Matsui, Etsuo Nakagawa 1998-11-10
5714088 Liquid crystalline compound having branched alkyl group at its side chain and liquid crystal composition containing the same Kazutoshi Miyazawa, Shuichi Matsui, Etsuo Nakagawa 1998-02-03
5709820 Alkenyl cyclohexane derivatives and liquid crystal compositions Takashi Kato, Shuichi Matsui, Kazutoshi Miyazawa, Etsuo Nakagawa 1998-01-20
5683624 Liquid crystal composition Etsuo Nakagawa, Toyoshiro Isoyama, Tetsuya Matsushita 1997-11-04