Patents by Inventor Yasushi Haraguchi

Yasushi Haraguchi 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).

  • Alkyl-ketohexopyranoside derivatives and method of use
    Patent number: 4395405
    Abstract: An alkyl-ketohexopyranoside derivative having pharmacological actions such as antiallergic actions, represented by the following general formula ##STR1## wherein R is an alkyl group having at least 3 carbon atoms, the derivatives excluding the D-fructose derivative wherein R is n-propyl group.
    Type: Grant
    Filed: May 15, 1980
    Date of Patent: July 26, 1983
    Assignee: Hisamitsu Pharmaceutical Co., Inc.
    Inventors: Kanji Noda, Akira Nakagawa, Yasushi Haraguchi, Koichiro Ueda, Munehiko Hirano, Itsuo Nishioka, Akira Yagi, Akihide Koda, Hiroyuki Ide