Patents by Inventor Kozo Oka

Kozo Oka 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).

  • Publication number: 20240024315
    Abstract: The present invention relates to a cholesteryl ester transfer protein (CETP) inhibitor: (Compound A) for use in the treatment of subjects suffering from or having an increased risk for cardiovascular diseases, in particular hyperlipidemia or mixed dyslipidemia. A further aspect of the present invention relates to a pharmaceutical composition for use in the treatment of subjects suffering from or having an increased risk for cardiovascular diseases, wherein the composition comprises a therapeutically effective amount of said Compound A CETP inhibitor.
    Type: Application
    Filed: April 3, 2023
    Publication date: January 25, 2024
    Applicant: NewAmsterdam Pharma B.V.
    Inventors: John FORD, Patrick ROUND, John KASTELEIN, Atsuhiro KAWAGUCHI, Koichi TOMIYASU, Kozo OKA
  • Patent number: 11642344
    Abstract: The present invention relates to a cholesteryl ester transfer protein (CETP) inhibitor: (Compound A) for use in the treatment of subjects suffering from or having an increased risk for cardiovascular diseases, in particular hyperlipidemia or mixed dyslipidemia. A further aspect of the present invention relates to a pharmaceutical composition for use in the treatment of subjects suffering from or having an increased risk for cardiovascular diseases, wherein the composition comprises a therapeutically effective amount of said Compound A CETP inhibitor.
    Type: Grant
    Filed: April 9, 2021
    Date of Patent: May 9, 2023
    Assignee: NewAmsterdam Pharma B.V.
    Inventors: John Ford, Patrick Round, John Kastelein, Atsuhiro Kawaguchi, Koichi Tomiyasu, Kozo Oka
  • Publication number: 20230015691
    Abstract: The present invention aims to provide a prophylactic agent or therapeutic agent for human non-alcoholic steatohepatitis (NASH), the agent being capable of (i) reducing body weight, (ii) changing the amount of HA, the amount of PIIINP, and the amount of TIMP-1, in serum, and changing the amount of sVCAM-1 in plasma, or (iii) reducing liver stiffness. The object is achieved by a prophylactic agent or therapeutic agent for human non-alcoholic steatohepatitis (NASH), including: the 1,4-benzoxazine compound represented by Formula (I) or a pharmaceutically acceptable salt thereof as an effective component; and a pharmaceutically acceptable carrier; the agent being capable of (i) reducing body weight, (ii) changing the amount of HA, the amount of PIIINP, and the amount of TIMP-1, in serum, and changing the amount of sVCAM-1 in plasma, or (iii) reducing liver stiffness.
    Type: Application
    Filed: November 26, 2020
    Publication date: January 19, 2023
    Applicant: MITSUBISHI TANABE PHARMA CORPORATION
    Inventors: Kohei KIKKAWA, Kozo OKA
  • Publication number: 20210228580
    Abstract: The present invention relates to a cholesteryl ester transfer protein (CETP) inhibitor: (Compound A) for use in the treatment of subjects suffering from or having an increased risk for cardiovascular diseases, in particular hyperlipidemia or mixed dyslipidemia. A further aspect of the present invention relates to a pharmaceutical composition for use in the treatment of subjects suffering from or having an increased risk for cardiovascular diseases, wherein the composition comprises a therapeutically effective amount of said Compound A CETP inhibitor.
    Type: Application
    Filed: April 9, 2021
    Publication date: July 29, 2021
    Applicant: DEZIMA PHARMA B.V.
    Inventors: John FORD, Patrick ROUND, John KASTELEIN, Atsuhiro KAWAGUCHI, Koichi TOMIYASU, Kozo OKA
  • Patent number: 11013742
    Abstract: The present invention relates to a cholesteryl ester transfer protein (CETP) inhibitor: (hereinafter referred to as Compound A) for use in the treatment of subjects suffering from or having an increased risk for cardiovascular diseases, in particular hyperlipidemia or mixed dyslipidemia. A further aspect of the present invention relates to a pharmaceutical composition for use in the treatment of subjects suffering from or having an increased risk for cardiovascular diseases, wherein the composition comprises a therapeutically effective amount of said Compound A CETP inhibitor.
    Type: Grant
    Filed: April 9, 2020
    Date of Patent: May 25, 2021
    Assignee: DEZIMA PHARMA B.V.
    Inventors: John Ford, Patrick Round, John Kastelein, Atsuhiro Kawaguchi, Koichi Tomiyasu, Kozo Oka
  • Publication number: 20200230138
    Abstract: The present invention relates to a cholesteryl ester transfer protein (CETP) inhibitor for use in the treatment of subjects suffering from or having an increased risk for cardiovascular diseases, in particular hyperlipidemia or mixed dyslipidemia. A further aspect of the present invention relates to a pharmaceutical composition for use in the treatment of subjects suffering from or having an increased risk for cardiovascular diseases, wherein the composition comprises a therapeutically effective amount of said CETP inhibitor.
    Type: Application
    Filed: April 9, 2020
    Publication date: July 23, 2020
    Applicant: DEZIMA PHARMA B.V.
    Inventors: John FORD, Patrick ROUND, John KASTELEIN, Atsuhiro KAWAGUCHI, Koichi TOMIYASU, Kozo OKA
  • Patent number: 10653692
    Abstract: The present invention relates to a cholesteryl ester transfer protein (CETP) inhibitor: (hereinafter referred to as Compound A) for use in the treatment of subjects suffering from or having an increased risk for cardiovascular diseases, in particular hyperlipidemia or mixed dyslipidemia. A further aspect of the present invention relates to a pharmaceutical composition for use in the treatment of subjects suffering from or having an increased risk for cardiovascular diseases, wherein the composition comprises a therapeutically effective amount of said Compound A CETP inhibitor.
    Type: Grant
    Filed: February 5, 2014
    Date of Patent: May 19, 2020
    Assignee: DEZIMA PHARMA BV
    Inventors: John Ford, Patrick Round, John Kastelein, Atsuhiro Kawaguchi, Koichi Tomiyasu, Kozo Oka
  • Publication number: 20170182048
    Abstract: The present invention relates to a cholesteryl ester transfer protein (CETP) inhibitor: (hereinafter referred to as Compound A) for use in the treatment of subjects suffering from or having an increased risk for cardiovascular diseases, in particular hyperlipidemia or mixed dyslipidemia. A further aspect of the present invention relates to a pharmaceutical composition for use in the treatment of subjects suffering from or having an increased risk for cardiovascular diseases, wherein the composition comprises a therapeutically effective amount of said Compound A CETP inhibitor.
    Type: Application
    Filed: February 5, 2014
    Publication date: June 29, 2017
    Applicant: AMGEN INC.
    Inventors: John FORD, Patrick ROUND, John KASTELEIN, Atsuhiro KAWAGUCHI, Koichi TOMIYASU, Kozo OKA
  • Patent number: 8076364
    Abstract: The present invention relates to a compound of the general formula (1): wherein, Y is a methylene group, and the like; A is an optionally substituted heterocyclic group, and the like; B is an optionally substituted phenyl group, and the like; R1 is an optionally substituted alkyl group, and the like; and R2 is an optionally substituted amino group, and the like; or a pharmaceutically acceptable derivative thereof, which has an inhibitory activity against cholesteryl ester transfer protein (CETP), thereby being useful for prophylaxis and/or treatment of arteriosclerotic diseases, hyperlipemia or dyslipidemia, and the like.
    Type: Grant
    Filed: December 20, 2010
    Date of Patent: December 13, 2011
    Assignee: Mitsubishi Tanabe Pharma Corporation
    Inventors: Yoshinori Nakamura, Norimitsu Hayashi, Takanori Higashijima, Hitoshi Kubota, Kozo Oka
  • Publication number: 20110092506
    Abstract: The present invention relates to a compound of the general formula (1): wherein, Y is a methylene group, and the like; A is an optionally substituted heterocyclic group, and the like; B is an optionally substituted phenyl group, and the like; R1 is an optionally substituted alkyl group, and the like; and R2 is an optionally substituted amino group, and the like; or a pharmaceutically acceptable derivative thereof, which has an inhibitory activity against cholesteryl ester transfer protein (CETP), thereby being useful for prophylaxis and/or treatment of arteriosclerotic diseases, hyperlipemia or dyslipidemia, and the like.
    Type: Application
    Filed: December 20, 2010
    Publication date: April 21, 2011
    Inventors: Yoshinori NAKAMURA, Norimitsu Hayashi, Takanori Higasahijima, Hitoshi Kubota, Kozo Oka
  • Patent number: 7906517
    Abstract: The present invention relates to a compound of the general formula (1): wherein, Y is a methylene group, and the like; A is an optionally substituted heterocyclic group, and the like; B is an optionally substituted phenyl group, and the like; R1 is an optionally substituted alkyl group, and the like; and R2 is an optionally substituted amino group, and the like; or a pharmaceutically acceptable derivative thereof, which has an inhibitory activity against cholesteryl ester transfer protein (CETP), thereby being useful for prophylaxis and/or treatment of arteriosclerotic diseases, hyperlipemia or dyslipidemia, and the like.
    Type: Grant
    Filed: July 28, 2008
    Date of Patent: March 15, 2011
    Assignee: Mitsubishi Tanabe Pharma Corporation
    Inventors: Yoshinori Nakamura, Norimitsu Hayashi, Takanori Higashijima, Hitoshi Kubota, Kozo Oka
  • Patent number: 7781443
    Abstract: A novel compound of the formula (I): wherein R1 is alkoxycarbonyl or the like, R2 is alkyl or the like; R3 is hydrogen or the like; R4 is alkylene or the like; R5 is optionally substituted heterocyclic group; R6, R7, and R8 are independently hydrogen; alkyl, alkoxy, or the like; R10 is optionally substituted aromatic ring, or the like; or a pharmaceutically acceptable salt thereof, which has an inhibitory activity against cholesteryl ester transfer protein (CETP).
    Type: Grant
    Filed: September 27, 2006
    Date of Patent: August 24, 2010
    Assignee: Mitsubishi Tanabe Pharma Corporation
    Inventors: Hitoshi Kubota, Yoshinori Nakamura, Takanori Higashijima, Yasuo Yamamoto, Kozo Oka, Shigeki Igarashi
  • Publication number: 20090029994
    Abstract: The present invention relates to a compound of the general formula (1): wherein, Y is a methylene group, and the like; A is an optionally substituted heterocyclic group, and the like; B is an optionally substituted phenyl group, and the like; R1 is an optionally substituted alkyl group, and the like; and R2 is an optionally substituted amino group, and the like; or a pharmaceutically acceptable derivative thereof, which has an inhibitory activity against cholesteryl ester transfer protein (CETP), thereby being useful for prophylaxis and/or treatment of arteriosclerotic diseases, hyperlipemia or dyslipidemia, and the like.
    Type: Application
    Filed: July 28, 2008
    Publication date: January 29, 2009
    Applicant: Mitsubishi Tanabe Pharma Corporation
    Inventors: Yoshinori Nakamura, Norimitsu Hayashi, Takanori Higashijima, Hitoshi Kubota, Kozo Oka
  • Publication number: 20090023729
    Abstract: The present invention relates to a compound of the general formula (1): wherein, Y is a methylene group, and the like; A is an optionally substituted heterocyclic group, and the like; B is an optionally substituted heterocyclic group, and the like; R1 is an optionally substituted alkyl group, wherein the alkyl group further may optionally be substituted by an optionally substituted homocyclic group, and the like; and R2 is an optionally substituted amino group, and the like; or a pharmaceutically acceptable derivative thereof, which has an inhibitory activity against cholesteryl ester transfer protein (CETP), thereby being useful for prophylaxis and/or treatment of arteriosclerotic diseases, hyperlipemia or dyslipidemia, and the like.
    Type: Application
    Filed: July 28, 2008
    Publication date: January 22, 2009
    Applicant: Mitsubishi Tanabe Pharma Corporation
    Inventors: Yoshinori Nakamura, Norimitsu Hayashi, Takanori Higashijima, Hitoshi Kubota, Kozo Oka
  • Publication number: 20070032485
    Abstract: A novel compound of the formula (I): wherein R1 is alkoxycarbonyl or the like, R2 is alkyl or the like; R3 is hydrogen or the like; R4 is alkylene or the like; R5 is optionally substituted heterocyclic group; R6, R7, and R8 are independently hydrogen; alky, alkoxy, or the like; R10 is optionally substituted aromatic ring, or the like; or a pharmaceutically acceptable salt thereof, which has an inhibitory activity against cholesteryl ester transfer protein (CETP).
    Type: Application
    Filed: September 27, 2006
    Publication date: February 8, 2007
    Inventors: Hitoshi Kubota, Yoshinori Nakamura, Takanori Higashijima, Yasuo Yamamoto, Kozo Oka, Shigeki Igarashi
  • Patent number: 5767094
    Abstract: A propiophenone derivative the formula ?I!: ##STR1## wherein R' is a lower alkanoyl group and R" is a hydrogen atom, or R' is a hydrogen atom and R" is a lower alkoxycarbonyl group, or a pharmaceutically acceptable salt thereof. Said compounds have excellent hypoglycemic activity so that they are useful in the prophylaxis or treatment of diabetes.
    Type: Grant
    Filed: November 7, 1996
    Date of Patent: June 16, 1998
    Assignee: Tanabe Seiyaku Co., Ltd.
    Inventors: Kenji Tsujihara, Kunio Saito, Mitsuya Hongu, Mamoru Matsumoto, Kozo Oka
  • Patent number: 5576806
    Abstract: A charging roll fit for use at high speed, having good maintaining property of charging characteristics in long-term use, stable in electric resistance under the environmental conditions, and having no fear of pinhole leak and photoreceptor contamination, which comprises a conductive shaft and a conductive layer formed thereon, wherein said conductive layer contains a layer in which SnO.sub.2-x -coated BaSO.sub.4 particles having an electric resistance of 0.1 to 10 .OMEGA..multidot.cm are dispersed in a resin, and the value of x is 0 to 1.
    Type: Grant
    Filed: August 21, 1995
    Date of Patent: November 19, 1996
    Assignee: Fuji Xerox Co., Ltd.
    Inventors: Kozo Oka, Kazuhiko Yanagida, Taketoshi Hoshizaki, Kazuhiro Koseki
  • Patent number: 5529842
    Abstract: A charge roll for electrophotography wherein surface of the roll is formed from a resin layer containing BaSO.sub.4 particles coated with SnO.sub.2-x (wherein 0.ltoreq.X.ltoreq.1) is disclosed. The charge roll may comprise a roll shaft, an electroconductive elastic layer and the surface resin layer. The charge roll may further comprise an intermediate layer formed between the electroconductive elastic layer and the surface resin layer.
    Type: Grant
    Filed: September 29, 1994
    Date of Patent: June 25, 1996
    Assignee: Fuji Xerox Co., Ltd.
    Inventors: Taketoshi Hoshizaki, Masato Ono, Kazuhiro Koseki, Yukihiro Ishii, Kozo Oka
  • Patent number: 4634257
    Abstract: An electrostatic printing method is disclosed which improves the print quality by using an infrared or a flash fixing method followed by a charge recovery step whereby the image region potential of the printing master is increased by subjecting the master to one or more charging cycles.
    Type: Grant
    Filed: October 12, 1984
    Date of Patent: January 6, 1987
    Assignee: Fuji Xerox Co., Ltd.
    Inventors: Masaki Yoshino, Kozo Oka, Fuminori Koide
  • Patent number: 4443093
    Abstract: In an electrostatic printing method of the type wherein a toner image is fixed on a printing master, the master is repeatedly run through a charging operation with a discharging lamp or the like maintained off, until the potential thereof reaches a value approximating a practical printing value. The lamp is then turned on and the master again repeatedly charged until the practical value is reached, prior to using the master for printing.
    Type: Grant
    Filed: September 7, 1982
    Date of Patent: April 17, 1984
    Assignee: Fuji Xerox Co., Ltd.
    Inventors: Masaki Yoshino, Kozo Oka, Huminori Koide