Patents by Inventor Mitsuyoshi Inchihashi

Mitsuyoshi Inchihashi has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Halogen-containing, optically active liquid crystal compound and liquid crystal composition containing same
    Patent number: 4780242
    Abstract: A novel optically active liquid crystal compound and a liquid crystal composition containing the same are provided, which compound is expressed by the formula ##STR1## wherein R.sub.1 is alkyl or alkoxy of 4-18 C; R.sub.2 is alkyl, alkoxy, acyl or alkoxymethyl of 4-18 C; but either one of R.sub.1 or R.sub.2 is an optically active group; either one of X.sub.1 or X.sub.2 is halogen atom and the other is H; m and n each are 0 or 1 and m+n is 0 or 1.
    Type: Grant
    Filed: March 11, 1986
    Date of Patent: October 25, 1988
    Assignee: Chisso Corporation
    Inventors: Kazutoshi Miyazawa, Hiromichi Inoue, Shinichi Saito, Takashi Inukai, Kanetsugu Terashima, Mitsuyoshi Inchihashi