Patents by Inventor Yoshio Hiramatsu

Yoshio Hiramatsu 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).

  • Process for production of 1-aryloxy-aminopropane derivatives
    Patent number: 4360464
    Abstract: A process for the preparation of 1-aryloxy-3-aminopropane derivatives and acid addition salts thereof and such products per se the process comprising ring opening of tertiary azetidinol derivatives. They possess .beta.-adrenergic blocking activity and an activity of controlling secretion of gastric juice and are therefore useful antiulcerative medicines for peptic ulcer and duodenal ulcer.
    Type: Grant
    Filed: June 6, 1978
    Date of Patent: November 23, 1982
    Assignee: Teikoku Hormone Mfg. Co. Ltd.
    Inventors: Kunio Tsukamoto, Yasushi Suzuki, Akihiro Izumi, Yoshio Hiramatsu
  • 1-Aryloxy-3-aminopropane derivatives
    Patent number: 4018824
    Abstract: A process for the preparation of 1-aryloxy-3-aminopropane derivatives and acid addition salts thereof and such products per se, the process comprising ring opening of tertiary azetidinol derivatives. They possess .beta.-adrenegic block activity and an activity of controlling secretion of gastric juice and are therefore useful antiulcerative medicines for peptic ulcer and duodenal ulcer.
    Type: Grant
    Filed: September 20, 1974
    Date of Patent: April 19, 1977
    Assignee: Teikoku Hormone Mfg. Co., Ltd.
    Inventors: Kunio Tsukamoto, Yasushi Suzuki, Akihiro Izumi, Yoshio Hiramatsu
  • Pharmaceutical compositions containing 1-(2',3'-dimethylphenoxy)-3-tert. butylamino-2-propanol or pharmaceutically acceptable salt thereof for treating or preventing coronary disorders
    Patent number: 3954227
    Abstract: A method of treating or preventing coronary disorders by the administration orally or rectally of a pharmaceutical preparation containing 1-(2',3'-dimethylphenoxy)-3-tert. butylamino-2-propanol or a salt thereof.
    Type: Grant
    Filed: January 16, 1973
    Date of Patent: May 4, 1976
    Assignee: Teikoku Hormone Mfg. Co., Ltd.
    Inventors: Kunio Tsukamoto, Yasushi Suzuki, Akihiro Izumi, Yoshio Hiramatsu