Patents by Inventor Mituo Masaki

Mituo Masaki 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).

  • 1,3-oxazolidine-2-one derivatives
    Patent number: 4644063
    Abstract: 1,3-Oxazolidine-one derivatives of the following formula ##STR1## where R is straight or branched alkyl of C.sub.3 -C.sub.8, X is hydrogen, halogen, lower alkyl or lower alkoxy and n is 4, 5 or 6, or their acid addition salts are effective for medicinal and agricultural use.
    Type: Grant
    Filed: May 29, 1985
    Date of Patent: February 17, 1987
    Assignee: Nippon Chemiphar Co., Ltd.
    Inventors: Mituo Masaki, Haruhiko Shinozaki, Masaru Satoh, Naoya Moritoh, Koichi Hashimoto, Toshiro Kamishiro