Patents by Inventor Yoshihiro Tsuriya

Yoshihiro Tsuriya 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).

  • Anti-inflammatory eye drop
    Patent number: 6495603
    Abstract: The present invention relates to an anti-inflammatory eye drop comprising a drug selectively inhibiting COX-2, selected from the group consisting of etodolac, N-(2-(cyclohexyloxy)-4-nitrophenyl) methane-sulfonamide and meloxicam, which only slightly damages corneal epithelium and conjunctiva and which is excellent in the anti-inflammatory effect.
    Type: Grant
    Filed: November 15, 2000
    Date of Patent: December 17, 2002
    Assignee: Wakamoto Pharmaceutical Co., Ltd.
    Inventors: Kensaku Miyake, Yoshihiro Tsuriya, Hiroko Yageta, Hidekazu Suzuki, Yoshihiro Toyoda
  • Anti-asthmatic composition and process for preparing the same
    Patent number: 4778816
    Abstract: 5-(3-n-Butyloxalylaminophenyl) tetrazole having an excellent SRS-A release-inhibiting effect is used as an effective component for an anti-asthmatic agent, and a pharmaceutical preparation obtained by mixing the tetrazole with a specific dispersant such as polysorbate-80 in coexistence with a non-aqueous solvent shows high dissolubility and bioavailability.
    Type: Grant
    Filed: September 17, 1985
    Date of Patent: October 18, 1988
    Assignee: Wakamoto Pharmaceutical Co., Ltd.
    Inventors: Tooru Abe, Yukiyoshi Yanagihara, Takao Shida, Shigekatsu Kohno, Katsuya Ohata, Yoshiaki Ogasawara, Shinji Kageyama, Touru Oguma, Yoshihiro Tsuriya, Toshio Kuroda, Terumasa Hashimoto
  • 1,3,4-thiadiazole derivatives, process for the production thereof and use thereof as antiulcer agent
    Patent number: 4587254
    Abstract: New 1,3,4-thiadiazole derivatives of the general formula (I): ##STR1## wherein R.sub.1 represents a group of the formula: ##STR2## and R.sub.2 represents an amino, lower alkylamino, cyclohexylamino, benzoylamino, mercapto or lower alkylthio group, a process for the production of them and the use of the derivatives as antiulcer agents.
    Type: Grant
    Filed: July 19, 1984
    Date of Patent: May 6, 1986
    Assignee: Wakamoto Pharmaceutical Co., Ltd.
    Inventors: Hatsunori Toyofuku, Yoshihiro Tsuriya, Toshio Kuroda, Hitoshi Aoki, Hiroshi Nagasawa