Patents Assigned to Amato Pharmaceutical Products, Ltd.
  • Glycyrrhizin preparations for transmucosal absorption
    Patent number: 6890547
    Abstract: By blending glycyrrhizin with an ester mixture comprising a C6-18 fatty acid glycerol ester with a C6-18 fatty acid macrogol ester, glycyrrhizin can be efficiently absorbed via mucosae, in particular, digestive mucosae to achieve a therapeutically effective plasma glycyrrhizin concentration.
    Type: Grant
    Filed: July 13, 2000
    Date of Patent: May 10, 2005
    Assignee: Amato Pharmaceutical Products, Ltd.
    Inventors: Kanji Takada, Masahiro Murakami
  • Process for the preparation of cyclic lactic acid oligomer
    Patent number: 6861538
    Abstract: The object of the present invention is to provide a novel method for effectively producing a cyclic lactic acid oligomer, and a cyclic lactic acid oligomer produced by the method.
    Type: Grant
    Filed: September 20, 2000
    Date of Patent: March 1, 2005
    Assignee: Amato Pharmaceutical Products, Ltd.
    Inventors: Mikio Watanabe, Jiro Takano, Yoshimi Ishihara, Masahiro Murakami
  • Process for the preparation of cyclic lactic acid oligomers
    Patent number: 6825314
    Abstract: The object of the present invention is to provide a novel method for effectively producing a cyclic lactic acid oligomer, and a cyclic lactic acid oligomer produced by the method.
    Type: Grant
    Filed: June 25, 2002
    Date of Patent: November 30, 2004
    Assignee: Amato Pharmaceutical Products, Ltd.
    Inventors: Mikio Watanabe, Jiro Takano, Yoshimi Ishihara, Masahiro Murakami
  • Anti-stress agents
    Publication number: 20040116520
    Abstract: The object of the present invention is to provide a novel antistress agent which can be used for suppressing stress. According to the present invention, there is provided an antistress agent which comprises a mixture of cyclic and/or straight chain poly lactic acids having a condensation degree of 3 to 20.
    Type: Application
    Filed: December 22, 2003
    Publication date: June 17, 2004
    Applicant: AMATO PHARMACEUTICAL PRODUCTS, LTD.
    Inventors: Masahiro Murakami, Shigeo Takada, Yasukazu Nagato, Susumu Okabe
  • Remedies for diabetes
    Patent number: 6734214
    Abstract: The object of the present invention is to provide a medicament for prevention and/or treatment of diabetes or diabetes complications, which has an action of reducing the blood sugar level. The present invention provides a medicament for prevention and/or treatment of diabetes or diabetes complications which comprises, as an active ingredient, a mixture of cyclic and/or straight chain poly lactic acids having a condensation degree of 3 to 19.
    Type: Grant
    Filed: April 22, 2002
    Date of Patent: May 11, 2004
    Assignee: Amato Pharmaceutical Products, Ltd.
    Inventors: Shigeo Takada, Yasukazu Nagato, Masahiro Murakami
  • Base for suppository
    Patent number: 6270789
    Abstract: The present invention provides a base for suppository comprising oily or fatty base and polyethlene. The suppository prepared by the use of the base of the present invention has superior heat resistance which should not cause quality deterioration such as deformation and cracks, and shows good release, internal absorbability, safety and like compared to those of the suppositories used thus so far in the applied region.
    Type: Grant
    Filed: January 19, 2000
    Date of Patent: August 7, 2001
    Assignee: Amato Pharmaceutical Products, Ltd.
    Inventors: Teruyuki Sameshima, Kengo Omachi, Izumi Fukuda
  • Therapeutic agent for hemorrhoidal diseases
    Patent number: 5489576
    Abstract: A therapeutic agent for hemorrhoidal diseases, comprising, as an active ingredient, a diester phosphate compound of the formula (I) ##STR1## wherein R.sub.1 and R.sub.2 are the same or different and each is a hydrogen atom or a methyl, or a pharmacologically acceptable salt thereof, and a method for treating hemorrhoidal diseases, comprising administering a pharmaceutically effective amount of said diester phosphate compound or a pharmacologically acceptable salt thereof.
    Type: Grant
    Filed: December 20, 1994
    Date of Patent: February 6, 1996
    Assignees: Senju Pharmaceutical Co., Ltd., Amato Pharmaceutical Products, Ltd.
    Inventors: Kenichi Yoshida, Etsunosuke Noda