Patents by Inventor Masashi Funatsu

Masashi Funatsu 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: 7285554
    Abstract: Drugs, in particular, pyrazole derivatives represented by the following general formula (I) which have a calcium release-activated calcium channel inhibitory effect and medicinal compositions, in particular, calcium release-activated calcium channel inhibitors containing the above compounds as the active ingredient, (in the formula, each symbol has the following meaning: D: pyrazolyl which may have 1 to 3 substituents selected from the group consisting of -Alk, -lower alkenyl, -lower alkynyl, -halogeno-lower alkyl, -Alk-cycloalkyl, -Alk-O-Alk, -cycloalkyl, —O-Alk, —COOH, —COO-Alk and -Hal, n: 0 or 1, B: phenylene, a nitrogen-containing, divalent, saturated ring group, or a monocyclic, divalent heteroaromatic ring group which may be substituted with Alk, X: —NR1—CR2R3—, —CR2R3—NR1—, —NR1—SO2—, —SO2—NR1— or —CR4?CR5—, and A: benzene ring which may have one or more substituents; mono-, di- or tricyclic fused heteroaryl which may have one or more substituents; cycloalkyl which may have one or more substi
    Type: Grant
    Filed: April 7, 2006
    Date of Patent: October 23, 2007
    Assignee: Astellas Pharma Inc.
    Inventors: Hirokazu Kubota, Yasuhiro Yonetoku, Keizo Sugasawa, Masashi Funatsu, Souichirou Kawazoe, Akira Toyoshima, Yoshinori Okamoto, Jun Ishikawa, Makoto Takeuchi
  • Patent number: 7247635
    Abstract: Drugs, in particular, pyrazole derivatives represented by the following general formula (I) which have a calcium release-dependent calcium channel inhibitory effect and medicinal compositions, in particular, calcium release-dependent calcium channel inhibitors containing the above compounds as the active ingredient, (in the formula, each symbol has the following meaning: B: phenylene, a nitrogen-containing, divalent, saturated ring group, or a monocyclic, divalent heteroaromatic ring group which may be substituted with Alk, X: —NR1—CR2R3—, —CR2R3—NR1—, —NR1—SO2—, —SO2—NR1— or —CR4?CR5—, and A: benzene ring which may have one or more substituents; mono-, di- or tricyclic fused heteroaryl which may have one or more substituents; cycloalkyl which may have one or more substituents; a nitrogen-containing, saturated ring group which may have one or more substituents; lower alkenyl which may have one or more substituents; lower alkynyl which may have one or more substituents; or Alk which may have one or more s
    Type: Grant
    Filed: June 17, 2005
    Date of Patent: July 24, 2007
    Assignee: Astellas Pharma Inc.
    Inventors: Hirokazu Kubota, Yasuhiro Yonetoku, Keizo Sugasawa, Masashi Funatsu, Souichirou Kawazoe, Akira Toyoshima, Yoshinori Okamoto, Jun Ishikawa, Makoto Takeuchi
  • Publication number: 20060264430
    Abstract: Drugs, in particular, pyrazole derivatives represented by the following general formula (I) which have a calcium release-activated calcium channel inhibitory effect and medicinal compositions, in particular, calcium release-activated calcium channel inhibitors containing the above compounds as the active ingredient, (in the formula, each symbol has the following meaning: D: pyrazolyl which may have 1 to 3 substituents selected from the group consisting of -Alk, -lower alkenyl, -lower alkynyl, -halogeno-lower alkyl, -Alk-cycloalkyl, -Alk-O-Alk, -cycloalkyl, —O-Alk, —COOH, —COO-Alk and -Hal, n: 0 or 1, B: phenylene, a nitrogen-containing, divalent, saturated ring group, or a monocyclic, divalent heteroaromatic ring group which may be substituted with Alk, X: —NR1—CR2R3—, —CR2R3—NR1—, —NR1—SO2—, —SO2—NR1— or —CR4?CR5—, and A: benzene ring which may have one or more substituents; mono-, di- or tricyclic fused heteroaryl which may have one or more substituents; cycloalkyl which may have one or more substituen
    Type: Application
    Filed: April 7, 2006
    Publication date: November 23, 2006
    Inventors: Hirokazu Kubota, Yasuhiro Yonetoku, Keizo Sugasawa, Masashi Funatsu, Souichirou Kawazoe, Akira Toyoshima, Yoshinori Okamoto, Jun Ishikawa, Makoto Takeuchi
  • Patent number: 6958339
    Abstract: The present invention is directed to drugs, in particular, pyrazole derivatives represented by the following general formula (I) which have a calcium release-activated calcium channel inhibitory effect and medicinal compositions, in particular, calcium release-activated calcium channel inhibitors containing the above compounds as the active ingredient, wherein each substituent is defined in the specification. The present invention also relates to a pharmaceutical composition containing an effective amount of the compound of formula (I) and a pharmaceutically effective carrier. The present invention further relates to methods of treatment of diseases associated with calcium release-activated calcium channels, diseases associated with IL-2 production, and methods of treatment of allergic, inflammatory or auto-immune diseases.
    Type: Grant
    Filed: February 2, 2001
    Date of Patent: October 25, 2005
    Assignee: Astellas Pharma Inc.
    Inventors: Hirokazu Kubota, Yasuhiro Yonetoku, Keizo Sugasawa, Masashi Funatsu, Souichirou Kawazoe, Akira Toyoshima, Jun Ishikawa, Makoto Takeuchi
  • Publication number: 20050234055
    Abstract: Drugs, in particular, pyrazole derivatives represented by the following general formula (I) which have a calcium release-dependent calcium channel inhibitory effect and medicinal compositions, in particular, calcium release-dependent calcium channel inhibitors containing the above compounds as the active ingredient, (in the formula, each symbol has the following meaning: B: phenylene, a nitrogen-containing, divalent, saturated ring group, or a monocyclic, divalent heteroaromatic ring group which may be substituted with Alk, X: —NR1—CR2R3—, —CR2R3—NR1—, —NR1—SO2—, —SO2—NR1— or —CR4?CR5—, and A: benzene ring which may have one or more substituents; mono-, di- or tricyclic fused heteroaryl which may have one or more substituents; cycloalkyl which may have one or more substituents; a nitrogen-containing, saturated ring group which may have one or more substituents; lower alkenyl which may have one or more substituents; lower alkynyl which may have one or more substituents; or Alk which may have one or more s
    Type: Application
    Filed: June 17, 2005
    Publication date: October 20, 2005
    Inventors: Hirokazu Kubota, Yasuhiro Yonetoku, Keizo Sugasawa, Masashi Funatsu, Souichirou Kawazoe, Akira Toyoshima, Yoshinori Okamoto, Jun Ishikawa, Makoto Takeuchi
  • Patent number: 6348480
    Abstract: The present invention is directed to drugs, in particular, pyrazole derivatives represented by the following general formula (I) which have a calcium release-activated calcium channel inhibitory effect and medicinal compositions, in particular, calcium release-activated calcium channel inhibitors containing the above compounds as the active ingredient, wherein each substituent is defined in the specification. The present invention also relates to a pharmaceutical composition containiing an effective amount of the compound of formula (I) and a pharmaceutically effective carrier. The present invention further relates to methods of treatment of diseases associated with calcium release-activated calcium channels, diseases associated with IL-2 production, and methods of treatment of allergic, inflammatory or auto-immune diseases.
    Type: Grant
    Filed: April 7, 2000
    Date of Patent: February 19, 2002
    Assignee: Yamanouchi Pharmaceutical Co., Ltd.
    Inventors: Hirokazu Kubota, Yasuhiro Yonetoku, Keizou Sugasawa, Masashi Funatsu, Souichirou Kawazoe, Akira Toyoshima, Yoshinori Okamoto, Jun Ishikawa, Makoto Takeuchi
  • Patent number: 6333320
    Abstract: Hexahydro-1,4-diazepine derivatives represented by general formula (I); pharmaceutically acceptable salts thereof; and drugs containing the same as the active ingredient, such as activated blood coagulation factor X inhibitor, wherein A: phenylene, pyridylene, or the like; B: a 5- or 6-membered aryl or heteroaryl ring; X: —CO—, —CONH—, —CSNH—, —SO2—, —SO2NH—, or the like; Y: a bond or alkylene; R1: hydrogen, alkyl, —Y—(hetero) aryl, or the like; R2: hydrogen, alkoxy, —COOH, or the like; R3: amidino or a group capable of being converted into amidino; and R4, R5: each independently hydrogen or lower alkyl.
    Type: Grant
    Filed: January 19, 2000
    Date of Patent: December 25, 2001
    Assignee: Yamanouchi Pharmaceutical Co.
    Inventors: Hiroyuki Koshio, Fukushi Hirayama, Tsukasa Ishihara, Masashi Funatsu, Tomihisa Kawasaki, Yuzo Matsumoto
  • Publication number: 20010011090
    Abstract: Drugs, in particular, pyrazole derivatives represented by the following general formula (I) which have a calcium release-dependent calcium channel inhibitory effect and medicinal compositions, in particular, calcium release-dependent calcium channel inhibitors containing the above compounds as the active ingredient, 1
    Type: Application
    Filed: February 2, 2001
    Publication date: August 2, 2001
    Inventors: Hirokazu Kubota, Yasuhiro Yonetoku, Keizo Sugasawa, Masashi Funatsu, Souichirou Kawazoe, Akira Toyoshima, Yoshinori Okamoto, Jun Ishikawa, Makoto Takeuchi