Patents by Inventor Hiroyoshi Osama

Hiroyoshi Osama 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).

  • Treatment of optic nerve disorder with prostanoic acid compounds
    Patent number: 5773471
    Abstract: The present invention provides a method for treatment of optic nerve disorder by the administration of a prostanoic acid compound in an amount effective in treatment of optic nerve disorder to a subject in need of such treatment, by which visual acuity can be recovered.
    Type: Grant
    Filed: March 8, 1996
    Date of Patent: June 30, 1998
    Assignee: R-Tech Ueno, Ltd.
    Inventors: Yoshihisa Oguchi, Yukihiko Mashima, Yoshiki Hiida, Tomihiko Tanino, Ryuji Ueno, Hiroyoshi Osama, Tohru Hirato
  • Use of 15-keto-prostaglandin compound for improvement of encephalic function
    Patent number: 5426115
    Abstract: A method of treatment for improving encephalic function which comprises administering, to a subject in need of such treatment, a 15-keto-prostaglandin compound in an amount effective for improvement of encephalic function.
    Type: Grant
    Filed: October 29, 1993
    Date of Patent: June 20, 1995
    Assignee: Kabushikikaisha Ueno Seiyaku Oyo Kenkyujo
    Inventors: Ryuji Ueno, Hiroyoshi Osama, Tomio Oda
  • Use of 15-keto-prostaglandin compound for improvement of encephalic function
    Patent number: 5290811
    Abstract: A method of treatment for improving encephalic function which comprises administering, to a subject in need of such treatment, a 15-keto-prostaglandin compound in an amount effective for improvement of encephalic function.
    Type: Grant
    Filed: October 16, 1991
    Date of Patent: March 1, 1994
    Assignee: Kabushiki Kaisha Ueno Seiyaku Oyo Kenkyujo
    Inventors: Ryuji Ueno, Hiroyoshi Osama, Tomio Oda
  • Treatment of cardiac dysfunction with 15-ketoprostaglandin compounds
    Patent number: 5256696
    Abstract: A method for treatment of a cardiac dysfunction which comprises administering, to a subject in need of such treatment, a 15-ketoprostaglandin compound in an amount effective in treatment of the cardiac dysfunction.
    Type: Grant
    Filed: June 2, 1992
    Date of Patent: October 26, 1993
    Assignee: Kabushikikaisha Ueno Seiyaku Oyo Kenkyujo
    Inventors: Ryuji Ueno, Hiroyoshi Osama
  • Treatment of pulmonary dysfunction with 15-ketoprostaglandin compounds
    Patent number: 5254588
    Abstract: A method for treatment of a pulmonary dysfunction which comprises administering, to a subject in need of such treatment, a 15-ketoprostaglandin compound in an amount effective in treatment of the pulmonary dysfunction.
    Type: Grant
    Filed: June 2, 1992
    Date of Patent: October 19, 1993
    Assignee: KabushikiKaisha Ueno Seiyaku Oyo Kenkyujo
    Inventors: Ryuji Ueno, Hiroyoshi Osama
  • Treatment of hyperlipidemia with 15-keto-prostaglandin compounds
    Patent number: 5234954
    Abstract: A method for treatment of hyperlipemia which comprises administering, to a subject in need of such treatment, a 15-keto-prostaglandin compound in an amount, effective in decreasing lipid concentration in the blood.
    Type: Grant
    Filed: June 15, 1992
    Date of Patent: August 10, 1993
    Assignee: K.K. Ueno Seiyaku Oyo Kenkyujo
    Inventors: Ryuji Ueno, Hiroyoshi Osama
  • Excretion of nonprotein nitrogen into the intestine by prostanoic acid derivatives
    Patent number: 5126372
    Abstract: A method for improvement of excretion of nonprotein nitrogen into the intestines which comprises administering, to a subject in need of such improvement, a prostanoic acid derivative in an amount effective in improving excretion of nonprotein nitrogen into the intestines.
    Type: Grant
    Filed: August 8, 1990
    Date of Patent: June 30, 1992
    Assignee: K.K. Ueno Seiyaku Oyo Kenkyujo
    Inventors: Ryuji Ueno, Hiroyoshi Osama
  • 15-keto-prostaglandin compound for improvement of encephalic function
    Patent number: 5117042
    Abstract: A method of treatment for improving encephalic function which comprises administering, to a subject in need of such treatment, a 15-keto-prostaglandin compound in an amount effective for improvement of encephalic function.
    Type: Grant
    Filed: November 21, 1990
    Date of Patent: May 26, 1992
    Assignee: K.K. Ueno Seiyaku Oyo Kenkyujo
    Inventors: Ryuji Ueno, Hiroyoshi Osama, Tomio Oda
  • Treatment of hepatobiliary disease with 15-keto-prostaglandin compounds
    Patent number: 5096927
    Abstract: A method for treatment of a hepatobiliary disease which comprises administering, to a subject in need of such treatment, a 15-ketoprostaglandin compound in an amount effective in treatment of the hepatobiliary disease.
    Type: Grant
    Filed: October 19, 1990
    Date of Patent: March 17, 1992
    Assignee: K.K. Ueno Seiyaku Oyo Kenkyujo
    Inventors: Ryuji Ueno, Hiroyoshi Osama
  • Excretion of potassium ion by prostanoic acid derivatives
    Patent number: 5075334
    Abstract: Amethod for inducing decrease in potassium ion concentration in the blood which comprises administering, to a subject having an increased potassium ion concentration in the blood, a prostanoic acid derivative in an amount effective in inducing decrease in potassium ion concentration in the blood wherein said concentration is increased or for improving extracorporeal excretion of potassium ion in the blood which comprises administering, to a subject having an increased potassium ion concentration in the blood, a prostanoic acid derivative in an amount effective in improving extracorporeal excretion of potassium ion concentration is increased.
    Type: Grant
    Filed: July 26, 1990
    Date of Patent: December 24, 1991
    Assignee: K.K. Ueno Seiyaku Oyo Kenkyujo
    Inventors: Ryuji Ueno, Hiroyoshi Osama
  • Excretion of potassium ion by prostanoic acid derivatives
    Patent number: RE34756
    Abstract: Amethod for inducing decrease in potassium ion concentration in the blood which comprises administering, to a subject having an increased potassium ion concentration in the blood, a prostanoic acid derivative in an amount effective in inducing decrease in potassium ion concentration in the blood wherein said concentration is increased or for improving extracorporeal excretion of potassium ion in the blood which comprises administering, to a subject having an increased potassium ion concentration in the blood, a prostanoic acid derivative in an amount effective in improving extracorporeal excretion of potassium ion concentration is increased.
    Type: Grant
    Filed: September 30, 1992
    Date of Patent: October 11, 1994
    Assignee: Kabushikikaisha Ueno Seiyaku Oyo Kenkyujo
    Inventors: Ryuji Ueno, Hiroyoshi Osama