Patents by Inventor Kazuyuki Matsuura

Kazuyuki Matsuura 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: 7494987
    Abstract: An agent for preventing/treating respiratory diseases contains, as an active ingredient, a compound represented by following Formula (I): wherein A is a group represented by L-W [wherein L is a bond or CH2; and W is O, SOn (wherein n is 0 to 2), or —NR7— (wherein R7 is hydrogen or lower alkyl)]; each of G1 and G2 is (CH2)r (wherein r is 0 to 2), provided that when n is 1, G1 and G2 may be bridged by lower alkylene; Y is a lower alkylene or (substituted) benzylidene; Z is a bond or O, provided that when Z is a bond, Y may form a 5- or 6-membered ring with carbon on the benzene ring; R1 is, for example, NO2, a lower alkoxycarbonyl, (substituted) carbamoyl, (protected) hydroxyl group, (protected) carboxyl, or (protected) N-hydroxycarbamoyl; each of R2 and R3 is hydrogen, halogen, (halogenated) lower alkyl, (halogenated) lower alkoxy or NO2; each of R4 and R5 is, for example, hydrogen, halogen, (halogenated) lower alkyl, (halogenated) lower alkoxy, CN, or lower alkylsulfonyl; and R6 is hydrogen or lower alkyl
    Type: Grant
    Filed: November 25, 2003
    Date of Patent: February 24, 2009
    Assignee: Mochida Pharmaceutical Co., Ltd.
    Inventors: Yasushige Akada, Kazuyuki Matsuura
  • Publication number: 20060040985
    Abstract: An agent for preventing/treating respiratory diseases contains, as an active ingredient, a compound represented by following Formula (I): wherein A is a group represented by L-W [wherein L is a bond or CH2; and W is O, SOn (wherein n is 0 to 2), or —NR7— (wherein R7 is hydrogen or lower alkyl)]; each of G1 and G2 is (CH2)r (wherein r is 0 to 2), provided that when n is 1, G1 and G2 may be bridged by lower alkylene; Y is a lower alkylene or (substituted) benzylidene; Z is a bond or O, provided that when Z is a bond, Y may form a 5- or 6-membered ring with carbon on the benzene ring; R1 is, for example, NO2, a lower alkoxycarbonyl, (substituted) carbamoyl, (protected) hydroxyl group, (protected) carboxyl, or (protected) N-hydroxycarbamoyl; each of R2 and R3 is hydrogen, halogen, (halogenated) lower alkyl, (halogenated) lower alkoxy or NO2; each of R4 and R5 is, for example, hydrogen, halogen, (halogenated) lower alkyl, (halogenated) lower alkoxy, CN, or lower alkylsulfonyl; and R6 is hydrogen or lower alky
    Type: Application
    Filed: November 25, 2003
    Publication date: February 23, 2006
    Applicant: Mochida Pharmaceutical Co., Ltd.
    Inventors: Yasushige Akada, Kazuyuki Matsuura
  • Patent number: 6956046
    Abstract: A compound represented by the following Formula (I): (wherein A represents oxygen atom or —NR3— (R3 represents hydrogen atom or lower alkyl group); R1 represents nitro group, lower alkoxycarbonyl group, carbamoyl group unsubstituted or mono- or di-substituted by lower alkyl group, unprotected or protected hydroxyl group, unprotected or protected carboxyl group, lower alkyl group substituted by unprotected or protected hydroxyl group, or tetrazolyl group; and R2 represents hydrogen atom, cyano group or lower alkylsulfonyl group, provided that when A is —NR3—, it is excluded that R1 represents unprotected or protected hydroxyl group or lower alkyl group substituted by unprotected or protected hydroxyl group) or its salt, and method for producing the compound, and a pharmaceutical composition containing the compound as active ingredient.
    Type: Grant
    Filed: May 17, 2002
    Date of Patent: October 18, 2005
    Assignee: Mochida Pharmaceutical Co., Ltd.
    Inventors: Ichiro Yamamoto, Kazuyuki Matsuura, Kazuhiro Suzuki, Kazuo Kato, Yasushige Akada, Hidenori Mochizuki, Akihito Shimoi
  • Publication number: 20040176410
    Abstract: A compound represented by the following Formula (I): 1
    Type: Application
    Filed: November 25, 2003
    Publication date: September 9, 2004
    Inventors: Ichiro Yamamoto, Kazuyuki Matsuura, Kazuhiro Suzuki, Kazuo Kato, Yasushige Akada, Hidenori Mochizuki, Akihito Shimoi
  • Patent number: 6387938
    Abstract: This invention provides novel benzimidazole derivatives represented by the formula (I); a process for producing the same; a drug containing at least one of such compounds as its active ingredient, in particular, a drug for preventing and/or treating diseases exhibiting eosinophilia, bronchial asthma and allergic diseases; and an enhancer for IFN-&ggr; production, and in particular, an antitumor agent or an antiviral agent based on the action of enhancing the IFN-&ggr; production which exhibits excellent oral bioavailability.
    Type: Grant
    Filed: July 12, 2000
    Date of Patent: May 14, 2002
    Assignee: Mochida Pharmaceutical Co., Ltd.
    Inventors: Kiyoshi Mizuguchi, Nobuo Ohzawa, Yasuhiro Nakai, Kazuyuki Matsuura, Shuhei Ohnishi, Yutaka Kato, Tsutomu Satoh