Patents by Inventor Eiji Kawanishi

Eiji Kawanishi 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).

  • Patent number: 7943582
    Abstract: A novel crystal form of 1-(?-D-glucopyranosyl)-4-methyl-3-[5-(4-fluorophenyl)-2-thienylmethyl]benzene hemihydrate, and having favorable characteristics, is characterized by its x-ray powder diffraction pattern and/or by its infra-red spectrum.
    Type: Grant
    Filed: December 3, 2007
    Date of Patent: May 17, 2011
    Assignee: Mitsubishi Tanabe Pharma Corporation
    Inventors: Sumihiro Nomura, Eiji Kawanishi
  • Publication number: 20110105424
    Abstract: A compound of the formula: wherein Ring A and Ring B are: (1) Ring A is an optionally substituted unsaturated monocyclic heterocyclic ring, and Ring B is an optionally substituted unsaturated monocyclic heterocyclic ring, an optionally substituted unsaturated fused heterobicyclic ring, or an optionally substituted benzene ring, (2) Ring A is an optionally substituted benzene ring, and Ring B is an optionally substituted unsaturated monocyclic heterocyclic ring or an optionally substituted unsaturated fused heterobicyclic ring, or (3) Ring A is an optionally substituted unsaturated fused heterobicyclic ring, and Ring B are independently an optionally substituted unsaturated monocyclic heterocyclic ring, an optionally substituted unsaturated fused heterobicyclic ring, or an optionally substituted benzene ring; X is a carbon atom or a nitrogen atom; Y is ā€”(CH2)nā€” (n is 1 or 2); or a pharmaceutically acceptable salt thereof, or a prodrug thereof.
    Type: Application
    Filed: January 13, 2011
    Publication date: May 5, 2011
    Inventors: Sumihiro NOMURA, Eiji Kawanishi, Kiichiro Ueta
  • Publication number: 20080146515
    Abstract: A novel crystal form of 1-(?-D-glucopyranosyl)-4-methyl-3-[5-(4-fluorophenyl)-2-thienylmethyl]benzene hemihydrate, and having favorable characteristics, is characterized by its x-ray powder diffraction pattern and/or by its infra-red spectrum.
    Type: Application
    Filed: December 3, 2007
    Publication date: June 19, 2008
    Applicant: Mitsubishi Tanabe Pharma Corporation
    Inventors: Sumihiro Nomura, Eiji Kawanishi
  • Publication number: 20050233988
    Abstract: A compound of the formula: wherein Ring A and Ring B are: (1) Ring A is an optionally substituted unsaturated monocyclic heterocyclic ring, and Ring B is an optionally substituted unsaturated monocyclic heterocyclic ring, an optionally substituted unsaturated fused heterobicyclic ring, or an optionally substituted benzene ring, (2) Ring A is an optionally substituted benzene ring, and Ring B is an optionally substituted unsaturated monocyclic heterocyclic ring or an optionally substituted unsaturated fused heterobicyclic ring, or (3) Ring A is an optionally substituted unsaturated fused heterobicyclic ring, and Ring B are independently an optionally substituted unsaturated monocyclic heterocyclic ring, an optionally substituted unsaturated fused heterobicyclic ring, or an optionally substituted benzene ring; X is a carbon atom or a nitrogen atom; Y is ā€”(CH2)nā€” (n is 1 or 2); a pharmaceutically acceptable salt thereof, or a prodrug thereof.
    Type: Application
    Filed: January 31, 2005
    Publication date: October 20, 2005
    Applicant: Tanabe Seiyaku Co., Ltd.
    Inventors: Sumihiro Nomura, Eiji Kawanishi, Kiichiro Ueta
  • Patent number: 6652599
    Abstract: A treatment agent for elastic polyurethane fibers comprising a dispersion in which a higher fatty acid magnesium salt is colloidally dispersed in a silicone mixture consisting of a silicone oil with a viscosity of 5×10−6−50×10−6 m2/S at 25° C. as a dispersion medium and a dispersant mainly comprising a modified silicone at a ratio by weight of the dispersion medium/the dispersant=100/0.5-100/4.5, wherein the amount of the higher fatty acid magnesium salt is 1 to 10 parts by weight per 100 parts by weight of the silicone oil.
    Type: Grant
    Filed: August 15, 2000
    Date of Patent: November 25, 2003
    Assignees: Takemoto Oil & Fat Co., Ltd., Du Pont-Toray Co., Ltd.
    Inventors: Yoshinobu Inuzuka, Yasushi Miyamoto, Eiji Kawanishi, Noboru Watanabe
  • Patent number: 6171516
    Abstract: A treatment agent for elastic polyurethane fibers comprising a dispersion in which a higher fatty acid magnesium salt is colloidally dispersed in a silicone mixture consisting of a silicone oil with a viscosity of 5×10−6−50×10−6 m2/S at 25° C. as a dispersion medium and a dispersant mainly comprising a modified silicone at a ratio by weight of the dispersion medium/the dispersant=100/0.5−100/4.5, wherein the amount of the higher fatty acid magnesium salt is 1 to 10 parts by weight per 100 parts by weight of the silicone oil.
    Type: Grant
    Filed: November 6, 1998
    Date of Patent: January 9, 2001
    Assignees: Takemoto Oil & Fat Co., Ltd., Du Pont Toray Co., Ltd.
    Inventors: Yoshinobu Inuzuka, Yasushi Miyamoto, Eiji Kawanishi, Noboru Watanabe
  • Patent number: 5753672
    Abstract: An imidazopyridine derivative of the formula ?I!: ##STR1## wherein R.sup.1 is a lower alkyl group, R.sup.2 is a lower alkanoyl group, and R.sup.3 and R.sup.4 are each lower alkyl groups, or both combine at the end thereof to form an alkylene group having 3 to 6 carbon atoms, and a pharmaceutically acceptable salt thereof, said imidazopyridine derivatives have an excellent angiotensin II antagonistic activity and are useful for the prophylaxis or treatment of hypertension.
    Type: Grant
    Filed: June 9, 1997
    Date of Patent: May 19, 1998
    Assignee: Tanabe Seiyaku Co., Ltd.
    Inventors: Yasuo Sekine, Eiji Kawanishi, Hiroshi Narita, Yoshihiro Hashimoto, Masakazu Mizobe