Patents by Inventor Hideharu Yokomachi

Hideharu Yokomachi 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).

  • Suppositories
    Patent number: 6139863
    Abstract: The inventor provides suppositories comprising as the active ingredient 6-amino-5-chloro-1-isopropyl-2-(4-methyl-1-piperazinyl) benzimidazole (I). These suppositories are expected to exert drug effects based on serotonin.sub.3 antagonistic activity when administered rectally. More particularly, these suppositories are useful as antiemetic agents for vomiting accompanying chemotherapy for cancer or remedies for irritable bowel syndrome based on the serotonin.sub.3 antagonistic activity. These suppositories provide also excellent storage stability of benzimidazole derivative (I).
    Type: Grant
    Filed: March 31, 1999
    Date of Patent: October 31, 2000
    Assignee: Kanebo Ltd.
    Inventor: Hideharu Yokomachi