Patents by Inventor Yoichi Nunokawa

Yoichi Nunokawa 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: 7122543
    Abstract: A substituted benzoic acid derivative which is represented by the following formula (I) and has an NF-?B inhibiting action (in the formula, R3, R4 and R5 each independently represents a hydrogen atom, an alkyl group having 1 to 6 carbon(s) or an alkoxy group having 1 to 6 carbon(s); R9 and R10 each independently represents a hydrogen atom, an alkyl group having 1 to 6 carbon(s) or an acyl group having 2 to 11 carbons); R2 represents an optionally-substituted aromatic hydrocarbon group or an optionally-substituted heterocyclic group; and X represents a carboxyl group which may be esterified or amidated)
    Type: Grant
    Filed: September 11, 2002
    Date of Patent: October 17, 2006
    Assignee: Daiichi Suntory Pharma Co., Ltd.
    Inventors: Kenji Suzuki, Yoichi Nunokawa
  • Patent number: 7064124
    Abstract: A NF-?B inhibitor represented by the following formula (I) is provided: ?
    Type: Grant
    Filed: March 27, 2002
    Date of Patent: June 20, 2006
    Assignees: Daiichi Suntory Pharma Co., Ltd., Daiichi Suntory Biomedical Research Co., Ltd.
    Inventors: Kenji Suzuki, Yoichi Nunokawa, Naohisa Ogou
  • Patent number: 6943196
    Abstract: An NF-?B inhibitor having as an active ingredient a benzoquinone derivative represented by the general formula (1) wherein R1, R2, and R3 are each independently H, alkyl having 1 to 5 carbons, or alkoxy having 1 to 5 carbons; R4 is H, hydroxymethyl, alkyl, or carboxyl which is optionally esterified or amidated; Z is represented by the formula (A); and, n is an integer from 0 to 6, or its hydroquinone form or a pharmaceutically acceptable salt thereof.
    Type: Grant
    Filed: March 19, 1999
    Date of Patent: September 13, 2005
    Assignee: Daiichi Suntory Pharma Co., Ltd.
    Inventors: Yoichi Nunokawa, Kenji Suzuki, Masayuki Saitoh
  • Publication number: 20040122244
    Abstract: A novel NF-&kgr;B inhibitor represented by the following formula (I) is provided.
    Type: Application
    Filed: November 27, 2002
    Publication date: June 24, 2004
    Inventors: Kenji Suzuki, Yoichi Nunokawa, Naohisa Ogou
  • Patent number: 6734180
    Abstract: An inhibitor of NF-&kgr;B comprising as an active ingredient an indan derivative represented by the general formula (I) or a salt thereof.
    Type: Grant
    Filed: March 22, 2000
    Date of Patent: May 11, 2004
    Assignee: Daiichi Suntory Pharma Co., Ltd.
    Inventors: Yoichi Nunokawa, Takashi Nakatsuka, Masayuki Saitoh, Keiichi Abe
  • Patent number: 6703421
    Abstract: A method for prevention or treating myocarditis, dilated cardiomyopathy and heart failure comprising administering to a patient in need of such treatment a NF-&kgr;B inhibitor in a therapeutically effective amount, wherein said NF-&kgr;B inhibitor is a benzoquinone derivative represented by the following formula (I): wherein R1, R2 and R3 are each independently a hydrogen atom, an alkyl group having 1 to 5 carbons or an alkoxy group having 1 to 5 carbons; R4 is a hydrogen atom, a hydroxymethyl group, an alkyl group, or a carboxyl group which is optionally esterified or amidated; Z is and n is an integer from 0 to 6, or its hydroquinone form, or a pharmaceutically acceptable salt thereof, is provided.
    Type: Grant
    Filed: May 17, 2001
    Date of Patent: March 9, 2004
    Assignee: Daiichi Suntory Pharma Co., Ltd.
    Inventors: Yoichi Nunokawa, Akira Matsumori
  • Publication number: 20040039061
    Abstract: A substituted benzoic acid derivative which is represented by the following formula (I) and has an NF-&kgr;B inhibiting action (in the formula, R3, R4 and R5 each independently represents a hydrogen atom, an alkyl group having 1 to 6 carbon(s) or an alkoxy group having 1 to 6 carbon(s); R9 and R10 each independently represents a hydrogen atom, an alkyl group having 1 to 6 carbon(s) or an acyl group having 2 to 11 carbons); R2 represents an optionally-substituted aromatic hydrocarbon group or an optionally-substituted heterocyclic group; and X represents a carboxyl group which may be esterified or amidated).
    Type: Application
    Filed: May 15, 2003
    Publication date: February 26, 2004
    Inventors: Kenji Suzuki, Yoichi Nunokawa
  • Publication number: 20040030129
    Abstract: An NF-&kgr;B inhibitor having as an active ingredient a benzoquinone derivative represented by the general formula (1) wherein R1, R2, and R3 are each independently H, alkyl having 1 to 5 carbons, or alkoxy having 1 to 5 carbons; R4 is H, hydroxymethyl, alkyl, or carboxyl which is optionally esterified or amidated; Z is represented by the formula (A); and, n is an integer from 0 to 6, or its hydroquinone form or a pharmaceutically acceptable salt thereof.
    Type: Application
    Filed: September 16, 2002
    Publication date: February 12, 2004
    Inventors: Yoichi Nunokawa, Kenji Suzuki, Masayuki Saitoh
  • Patent number: 6156516
    Abstract: An expression regulatory sequence comprising a NF-.kappa.B recognition sequence, at least part of the 3'-untranslated region (3'-UTR) and at least part of the 3'-flanking region of human induced nitrogenmonoxide synthase (hiNOS) gene; and a method for screening a substance repressing the activation of NF-.kappa.B, comprising treating cells having the expression regulatory sequence and capable of detecting the activation of NF-.kappa.B with a subject substance, and observing a change in the expression amount of reporter genes.
    Type: Grant
    Filed: March 19, 1999
    Date of Patent: December 5, 2000
    Assignee: Suntory Limited
    Inventor: Yoichi Nunokawa