Patents by Inventor Toshiharu Yoshino

Toshiharu Yoshino 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: 20120053349
    Abstract: The present invention provides an isomer of N1-(5-chloropyridin-2-yl)-N2-((1S,2R,4S)-4-[(dimethylamino)carbonyl]-2-{[(5-methyl-4,5,6,7-tetrahydrothiazolo[5,4-c]pyridin-2-yl)carbonyl]amino}cyclohexyl)ethanediamide represented by formula (II) or a salt thereof, or a solvate thereof. Such an isomer or a salt thereof, or a solvate thereof is useful as a standard in a test for inspecting impurities in a pharmaceutical composition containing a compound represented by formula (II) or a salt thereof, or a hydrate thereof. The present invention also relates to a substantially pure compound that is useful as a preventive and/or therapeutic drug for thrombotic diseases, and a pharmaceutical composition containing the substantially pure compound.
    Type: Application
    Filed: October 14, 2011
    Publication date: March 1, 2012
    Applicant: DAIICHI SANKYO COMPANY, LIMITED
    Inventors: Toshiharu Yoshino, Yumi Nakamoto, Tomoyuki Nagai, Seishiro Uchida
  • Publication number: 20110312990
    Abstract: A compound represented by the general formula (1): -Q1-Q2-T0-N(R1)-Q3-N(R2)-T1-Q4??(1) wherein R1 and R2 are hydrogen atoms or the like; Q1 is a saturated or unsaturated, 5- or 6-membered cyclic hydrocarbon group which may be substituted, or the like; Q2 is a single bond or the like; Q3 is a group in which Q5 is an alkylene group having 1 to 8 carbon atoms, or the like; and T0 and T1 are carbonyl groups or the like; a salt thereof, a solvate thereof, or an N-oxide thereof.
    Type: Application
    Filed: December 13, 2010
    Publication date: December 22, 2011
    Applicant: DAIICHI SANKYO COMPANY, LIMITED
    Inventors: Toshiharu Ohta, Satoshi Komoriya, Toshiharu Yoshino, Kouichi Uoto, Yumi Nakamoto, Hiroyuki Naito, Akiyoshi Mochizuki, Tsutomu Nagata, Hideyuki Kanno, Noriyasu Haginoya, Kenji Yoshikawa, Masatoshi Nagamochi, Syozo Kobayashi, Makoto Ono
  • Patent number: 7935824
    Abstract: The invention relates a compound represented by the formula (1): Q1-Q2-C(?O)—N(R1)-Q3-N(R2)-T1-Q4??(1) wherein R1 and R2 represent H or the like; Q1 represents an aromatic ring, heterocyclic ring or the like; Q2 represents a single bond, aromatic ring, heterocyclic ring or the like; Q3 represents a group or the like, Q4 represents an aromatic ring, heterocyclic ring or the like; and T1 represents —CO— or —SO2—, and a medicine which comprises the compound and is useful for thrombosis and embolism.
    Type: Grant
    Filed: May 13, 2009
    Date of Patent: May 3, 2011
    Assignee: Daiichi Pharmaceutical Co., Ltd.
    Inventors: Toshiharu Yoshino, Tsutomu Nagata, Noriyasu Haginoya, Kenji Yoshikawa, Hideyuki Kanno, Masatoshi Nagamochi
  • Publication number: 20110077266
    Abstract: The present invention relates to diamine compounds which inhibit activated blood coagulation factor X and exhibit an anticoagulant effect and there uses for treating various diseases based on thromboembolism.
    Type: Application
    Filed: May 21, 2010
    Publication date: March 31, 2011
    Applicant: DAIICHI SANKYO COMPANY, LIMITED
    Inventors: Toshiharu Ohta, Satoshi Komoriya, Toshiharu Yoshino, Kouichi Uoto, Yumi Nakamoto, Hiroyuki Naito, Akiyoshi Mochizuki, Tsutomu Nagata, Hideyuki Kanno, Noriyasu Haginoya, Kenji Yoshikawa, Masatoshi Nagamochi, Syozo Kobayashi, Makoto Ono
  • Publication number: 20100099660
    Abstract: A method for treating cerebral infarction, cerebral embolism, myocardial infarction, angina pectoris, pulmonary infarction, pulmonary embolism, Buerger's disease, deep venous thrombosis, disseminated intravascular coagulation syndrome, thrombus formation after artificial valve or joint replacement, thrombus formation and reocclusion after angioplasty, multiple organ dysfunction syndrome (MODS), thrombus formation during extracorporeal circulation, or blood clotting upon blood drawing is provided.
    Type: Application
    Filed: December 16, 2009
    Publication date: April 22, 2010
    Applicant: DAIICHI PHARMACEUTICAL CO., LTD.
    Inventors: Toshiharu Ohta, Satoshi Komoriya, Toshiharu Yoshino, Kouichi Uoto, Yumi Nakamoto, Hiroyuki Naito, Akiyoshi Mochizuki, Tsutomu Nagata, Hideyuki Kanno, Noriyasu Haginoya, Kenji Yoshikawa, Masatoshi Nagamochi, Syozo Kobayashi, Makoto Ono
  • Publication number: 20100093785
    Abstract: A compound represented by the general formula (1): -Q1-Q2-T0-N(R1)-Q3-(R2)T1Q4 ??(1) wherein R1 and R2 are hydrogen atoms or the like; Q1 is a saturated or unsaturated, 5- or 6-membered cyclic hydrocarbon group which may be substituted, or the like; Q2 is a single bond or the like; Q3 is a group in which Q5 is an alkylene group having 1 to 8 carbon atoms, or the like; and T0 and T1 are carbonyl groups or the like; a salt thereof, a solvate thereof, or an N-oxide thereof.
    Type: Application
    Filed: December 30, 2008
    Publication date: April 15, 2010
    Applicant: DAIICHI PHARMACEUTICAL CO., LTD.
    Inventors: Toshiharu Ohta, Satoshi Komoriya, Toshiharu Yoshino, Kouichi Uoto, Yumi Nakamoto, Hiroyuki Naito, Akiyoshi Mochizuki, Tsutomu Nagata, Hideyuki Kanno, Noriyasu Haginoya, Kenji Yoshikawa, Masatoshi Nagamochi, Syozo Kobayashi, Makoto Ono
  • Publication number: 20090324581
    Abstract: To provide a novel compound which has S1P receptor agonistic activity, exhibits excellent immunosuppressing effect, gives less adverse side effects, and can be orally administered. The invention provides a compound represented by general formula (I) (wherein A is a single bond, —O—, or —CH2—; R1 represents a hydrogen atom or a C1-C6 alkyl group, and V represents any one group selected from among the following groups (1) to (3): (1) -G1-, (2) -G2-N(R2)-G3-, and (3) a group represented by formula 2, wherein each of Z1 and Z2 represents a hydrogen atom or a C1-C6 alkyl group, Z3 represents a hydrogen or the like, Q represents —CH2—O— or the like, and Y represents a group represented by formula 3, a salt thereof, or a solvate thereof.
    Type: Application
    Filed: May 9, 2007
    Publication date: December 31, 2009
    Applicant: Daiichi Sankyo company Limited
    Inventors: Nobuo Machinaga, Toshiharu Yoshino, Jun Chiba, Jun Watanabe, Takashi Suzuki, Youichi Kimura
  • Publication number: 20090281074
    Abstract: Drug compositions containing a substituted diamine compound represented by formula (1): Q1-Q2-r-N(R1)-Q3-N(R2)??(1) wherein Q3 represents the following group wherein Q5 represents an alkylene group having 4 carbon atoms, R3 represents a hydrogen atom, and R4 represents a 3-6 membered heterocyclic group which may be substituted; are useful for preventing and/or treating cerebral infarction, cerebral embolism, myocardial infarction, angina pectoris, pulmonary infarction, pulmonary embolism, Buerger's disease, deep venous thrombosis, disseminated intravascular coagulation syndrome, thrombus formation after artificial valve or joint replacement, thrombus formation and reocclusion after angioplasty, systemic inflammatory response syndrome (SIRS), multiple organ dysfunction syndrome (MODS), thrombus formation during extracorporeal circulation, or blood clotting upon blood drawing.
    Type: Application
    Filed: October 14, 2008
    Publication date: November 12, 2009
    Applicant: DAIICHI PHARMACEUTICAL CO., LTD
    Inventors: Toshiharu OHTA, Satoshi Komoriya, Toshiharu Yoshino, Kouichi Outo, Yumi Nakamoto, Hiroyuki Naito, Akiyoshi Mochizuki, Tsutomu Nagata, Hideyuki Kanno, Noriyasu Haginoya, Kenji Yoshikawa, Masatoshi Nagamochi, Syozo Kobayashi, Makoto Ono
  • Publication number: 20090270446
    Abstract: The present invention relates to diamine compounds which inhibit activated blood coagulation factor X and exhibit an anticoagulant effect and there uses for treating various diseases based on thromboembolism.
    Type: Application
    Filed: March 6, 2009
    Publication date: October 29, 2009
    Applicant: DAIICHI PHARMACEUTICAL CO., LTD.
    Inventors: Toshiharu Ohta, Satoshi Komoriya, Toshiharu Yoshino, Kouichi Uoto, Yumi Nakamoto, Hiroyuki Naito, Akiyoshi Mochizuki, Tsutomu Nagata, Hideyuki Kanno, Noriyasu Haginoya, Kenji Yoshikawa, Masatoshi Nagamochi, Syozo Kobayashi, Makoto Ono
  • Publication number: 20090227789
    Abstract: The invention relates a compound represented by the formula (1): Q1-Q2-C(?O)—N(R1)-Q3-N(R2)-T1-Q4??(1) wherein R1 and R2 represent H or the like; Q1 represents an aromatic ring, heterocyclic ring or the like; Q2 represents a single bond, aromatic ring, heterocyclic ring or the like; Q3 represents a group or the like, Q4 represents an aromatic ring, heterocyclic ring or the like; and T1 represents —CO— or —SO2—, and a medicine which comprises the compound and is useful for thrombosis and embolism.
    Type: Application
    Filed: May 13, 2009
    Publication date: September 10, 2009
    Applicant: DAIICHI PHARMACEUTICAL CO., LTD.
    Inventors: Toshiharu YOSHINO, Tsutomu NAGATA, Noriyasu HAGINOYA, Kenji YOSHIKAWA, Hideyuki KANNO, Masatoshi NAGAMOCHI
  • Patent number: 7576135
    Abstract: A compound represented by formula (1): Q1-Q2-T0-N(R1)-Q3-N(R2)-T1-Q4??(1) [wherein R1 and R2 are hydrogen atoms or the like; Q1 is a saturated or unsaturated, 5- or 6-membered cyclic hydrocarbon group which may be substituted, or the like; Q2 is a single bond or the like; Q3 represents the following group: (wherein Q5 is an alkylene group having 1 to 8 carbon atoms, or the like); and T0 and T1 are carbonyl groups or the like], a salt thereof, a solvate thereof, or an N-oxide thereof.
    Type: Grant
    Filed: December 25, 2003
    Date of Patent: August 18, 2009
    Assignee: Daiichi Pharmaceutical Co., Ltd.
    Inventors: Toshiharu Ohta, Satoshi Komoriya, Toshiharu Yoshino, Kouichi Uoto, Yumi Nakamoto, Hiroyuki Naito, Akiyoshi Mochizuki, Tsutomu Nagata, Hideyuki Kanno, Noriyasu Haginoya, Kenji Yoshikawa, Masatoshi Nagamochi, Syozo Kobayashi, Makoto Ono
  • Patent number: 7365205
    Abstract: A compound represented by the general formula (1): Q1-Q2-T0-N(R1)-Q3-N(R2)-T1-Q4??(1) wherein R1 and R2 are hydrogen atoms or the like; Q1 is a saturated or unsaturated, 5- or 6-membered cyclic hydrocarbon group which may be substituted, or the like; Q2 is a single bond or the like; Q3 is a group in which Q5 is an alkylene group having 1 to 8 carbon atoms, or the like; and T0 and T1 are carbonyl groups or the like; a salt thereof, a solvate thereof, or an N-oxide thereof.
    Type: Grant
    Filed: March 20, 2002
    Date of Patent: April 29, 2008
    Assignee: Daiichi Sankyo Company, Limited
    Inventors: Toshiharu Ohta, Satoshi Komoriya, Toshiharu Yoshino, Masatoshi Nagamochi, Makoto Ono
  • Patent number: 7342014
    Abstract: A compound represented by the general formula (1): Q1-Q2-T0-N(R1)-Q3-N(R2)-T1-Q4??(1) wherein R1 and R2 are hydrogen atoms or the like; Q1 is a saturated or unsaturated, 5- or 6-membered cyclic hydrocarbon group which may be substituted, or the like; Q2 is a single bond or the like; Q3 is a group in which Q5 is an alkylene group having 1 to 8 carbon atoms, or the like; and T0 and T1 are carbonyl groups or the like; a salt thereof, a solvate thereof, or an N-oxide thereof.
    Type: Grant
    Filed: February 9, 2004
    Date of Patent: March 11, 2008
    Assignee: Daiichi Pharmaceutical Co., Ltd.
    Inventors: Toshiharu Ohta, Satoshi Komoriya, Toshiharu Yoshino, Kouichi Uoto, Yumi Nakamoto, Hiroyuki Naito, Akiyoshi Mochizuki, Tsutomu Nagata, Hideyuki Kanno, Noriyasu Haginoya, Kenji Yoshikawa, Masatoshi Nagamochi, Syozo Kobayashi, Makoto Ono
  • Publication number: 20080015215
    Abstract: A compound represented by the general formula (1): Q1-Q2-T0-N(R1)-Q3-N(R2)-T1-Q4??(1) wherein R1 and R2 are hydrogen atoms or the like; Q1 is a saturated or unsaturated, 5- or 6-membered cyclic hydrocarbon group which may be substituted, or the like; Q2 is a single bond or the like; Q3 is a group in which Q5 is an alkylene group having 1 to 8 carbon atoms, or the like; and T0 and T1 are carbonyl groups or the like; a salt thereof, a solvate thereof, or an N-oxide thereof.
    Type: Application
    Filed: September 6, 2007
    Publication date: January 17, 2008
    Applicant: DAIICHI PHARMACEUTICAL CO., LTD.
    Inventors: Toshiharu Ohta, Satoshi Komoriya, Toshiharu Yoshino, Kouichi Uoto, Yumi Nakamoto, Hiroyuki Naito, Akiyoshi Mochizuki, Tsutomu Nagata, Hideyuki Kanno, Noriyasu Haginoya, Kenji Yoshikawa, Masatoshi Nagamochi, Syozo Kobayashi, Makoto Ono
  • Publication number: 20070129371
    Abstract: A compound represented by the following formula (1): Q1—Q2—To—N(R1)—Q3—N(R2)—T1—Q4??(1) [wherein, R1 and R2 are hydrogen atoms or the like; Q1 is a saturated or unsaturated, 5- or 6-membered cyclic hydrocarbon group which may have a substituent, or the like; Q2 is a single bond or the like; Q3 represents the following group: —C(R3a)(R4a)—{C(R3b)(R4b)}m1—{C(R3c)(R4c)}m2—{C(R3d)(R4d)}m3—{C(R3e)(R4e)}m4—C (R3f)(R4f)— (in which, R3a to R4e represent hydrogen or the like); T0 represents a carbonyl group or the like; and T1 represents —COCONR— or the like]; or salt thereof, solvate thereof, or N-oxide thereof.
    Type: Application
    Filed: December 24, 2003
    Publication date: June 7, 2007
    Applicant: Daiichi Pharmaceutical Co., Ltd.
    Inventors: Yumi Nakamoto, Toshiharu Yoshino, Hiroyuki Naito, Tsutomu Nagata, Kenji Yoshikawa, Makoto Suzuki
  • Patent number: 7192968
    Abstract: The invention relates a compound represented by the formula (1): Q1-Q2-C(?O)—N(R1)-Q3-N(R2)-T1-Q4??(1) wherein R1 and R2 represent H or the like; Q1 represents an aromatic ring, heterocyclic ring or the like; Q2 represents a single bond, aromatic ring, heterocyclic ring or the like; Q3 represents a group or the like, Q4 represents an aromatic ring, heterocyclic ring or the like; and T1 represents —CO— or —SO2—, and a medicine which comprises the compound and is useful for thrombosis and embolism.
    Type: Grant
    Filed: April 5, 2001
    Date of Patent: March 20, 2007
    Assignee: Daiichi Pharmaceutical Co., Ltd.
    Inventors: Toshiharu Yoshino, Tsutomu Nagata, Noriyasu Haginoya, Kenji Yoshikawa, Hideyuki Kanno, Masatoshi Nagamochi
  • Publication number: 20060252837
    Abstract: A compound represented by formula (1): Q1-Q2-To-N(R1)-Q3-N(R2)-T1-Q4??(1) [wherein R1 and R2 are hydrogen atoms or the like; Q1 is a saturated or unsaturated, 5- or 6-membered cyclic hydrocarbon group which may be substituted, or the like; Q2 is a single bond or the like; Q3 represents the following group: (wherein Q5 is an alkylene group having 1 to 8 carbon atoms, or the like); and T0 and T1 are carbonyl groups or the like], a salt thereof, a solvate thereof, or an N-oxide thereof.
    Type: Application
    Filed: December 25, 2003
    Publication date: November 9, 2006
    Applicant: Daiichi Pharmaceutical Co., Ltd.
    Inventors: Toshiharu Ohta, Satoshi Komoriya, Toshiharu Yoshino, Kouichi Uoto, Yumi Nakamoto, Hiroyuki Naito, Akiyoshi Mochizuki, Hideyuki Kanno, Noriyasu Haginoya, Kenji Yoshikawa, Masatoshi Nagamochi, Syozo Kobayashi, Makoto Ono
  • Publication number: 20060004009
    Abstract: The invention relates a compound represented by the formula (1): Q1-Q2-C(?O)—N(R1)-Q3-N(R2)-T1-Q4??(1) wherein R1 and R2 represent H or the like; Q1 represents an aromatic ring, heterocyclic ring or the like; Q2 represents a single bond, aromatic ring, heterocyclic ring or the like; Q3 represents a group or the like, Q4 represents an aromatic ring, heterocyclic ring or the like; and T1 represents —CO— or —SO2—, and a medicine which comprises the compound and is useful for thrombosis and embolism.
    Type: Application
    Filed: September 2, 2005
    Publication date: January 5, 2006
    Applicant: DAIICHI PHARMACEUTICAL CO., LTD.
    Inventors: Toshiharu Yoshino, Tsutomu Nagata, Noriyasu Haginoya, Kenji Yoshikawa, Hideyuki Kanno, Masatoshi Nagamochi
  • Publication number: 20050245565
    Abstract: A compound represented by the general formula (1): Q1-Q2-T0-N(R1)-Q3-N(R2) -T1-Q4 ??(1) wherein R1 and R2 are hydrogen atoms or the like; Q1 is a saturated or unsaturated, 5- or 6-membered cyclic hydrocarbon group which may be substituted, or the like; Q2 is a single bond or the like; Q3 is a group in which Q5 is an alkylene group having 1 to 8 carbon atoms, or the like; and T0 and T1 are carbonyl groups or the like; a salt thereof, a solvate thereof, or an N-oxide thereof.
    Type: Application
    Filed: June 20, 2002
    Publication date: November 3, 2005
    Applicant: Daiichi Pharmaceutical Co., Ltd.
    Inventors: Toshiharu Ohta, Satoshi Komoriya, Toshiharu Yoshino, Kouichi Uoto, Yumi Nakamoto, Hiroyuki Naito, Akiyoshi Mochizuki, Tsutomu Nagata, Hideyuki Kanno, Noriyasu Haginoya, Kenji Yoshikawa, Masatoshi Nagamochi, Syozo Kobayashi, Makoto Ono
  • Publication number: 20050119486
    Abstract: A compound represented by the general formula (1): Q1-Q2-T0-N(R1)-Q3-N(R2)-T1-Q4??(1) wherein R1 and R2 are hydrogen atoms or the like; Q1 is a saturated or unsaturated, 5- or 6-membered cyclic hydrocarbon group which may be substituted, or the like; Q2 is a single bond or the like; Q3 is a group in which Q5 is an alkylene group having 1 to 8 carbon atoms, or the like; and T0 and T1 are carbonyl groups or the like; a salt thereof, a solvate thereof, or an N-oxide thereof.
    Type: Application
    Filed: March 20, 2002
    Publication date: June 2, 2005
    Inventors: Toshiharu Ohta, Satoshi Komoriya, Toshiharu Yoshino, Kouichi Uoto, Yumi Nakamoto, Hiroyuki Naito, Akiyoshi Mochizuki, Tsutomu Nagata, Hideyuki Kanno, Noriyasu Haginoya, Kenji Yoshikawa, Masatoshi Nagamochi, Syozo Kobayashi, Makoto Ono