OY

Osamu Yokokouji

AC Asahi Glass Co.: 4 patents #490 of 2,251Top 25%
SC Seimi Chemical Co.: 4 patents #9 of 75Top 15%
Overall (All Time): #1,035,885 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
7108895 Liquid crystal composition containing an optically active compound and liquid crystal electro-optical element Tamon Tachibana, Masaki Oiwa, Kanetaka Shimizu, Takeshi Koike 2006-09-19
5914071 Difluoroethylene compounds and liquid crystal compositions containing them Seiji Shinya, Takashi Miyajima, Hidemasa Koh, Katsutoshi Machida 1999-06-22
5663463 Difluoroethylene compounds and liquid crystal compositions containing them Seiji Shinya, Takashi Miyajima, Hidemasa Koh, Katsutoshi Machida 1997-09-02
5516949 Difluoroethylene compounds and liquid crystal compositions containing them Seiji Shinya, Takashi Miyajima, Hidemasa Koh, Katsutoshi Machida 1996-05-14
4985588 Nucleus-fluorinated aromatic carboxylates and processes for their production Seisaku Kumai 1991-01-15