Patents by Inventor Michihito Ise

Michihito Ise 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: 20070231394
    Abstract: An agent for removing a circulatory dysfunction factor, which is effective for ameliorating a circulatory dysfunction, particularly a heart failure, and for treating or preventing circulatory diseases, for example, heart diseases, such as a cardiac failure or a congestive cardiac failure, or a phlebemphraxis is provided. The agent for removing the circulatory dysfunction factor contains a spherical activated carbon as an effective ingredient.
    Type: Application
    Filed: June 1, 2005
    Publication date: October 4, 2007
    Inventors: Sumie Goto, Mikio Sugano, Hideyuki Yamato, Michihito Ise
  • Patent number: 6830753
    Abstract: An adsorbent for an oral administration, comprising a porous spherical carbonaceous substance wherein a diameter is 0.01 to 1 mm, a specific surface area determined by a BET method is 700 m2/g or more, a volume of pores having a pore diameter of 20 to 15000 nm is from not less than 0.04 mL/g to less than 0.10 mL/g, a total amount of acidic groups is 0.30 to 1.20 meq/g, and a total amount of basic groups is 0.20 to 1.00 meq/g, is disclosed.
    Type: Grant
    Filed: October 10, 2002
    Date of Patent: December 14, 2004
    Assignee: Kureha Chemical Industry Co., Ltd.
    Inventors: Naohiro Sonobe, Michihito Ise, Susumu Morimoto, Hideyuki Yamato, Satoshi Mitsuhashi, Haruhisa Hayashi
  • Publication number: 20030118581
    Abstract: An adsorbent for an oral administration, comprising a porous spherical carbonaceous substance wherein a diameter is 0.01 to 1 mm, a specific surface area determined by a BET method is 700 m2/g or more, a volume of pores having a pore diameter of 20 to 15000 nm is from not less than 0.04 mL/g to less than 0.10 mL/g, a total amount of acidic groups is 0.30 to 1.20 meq/g, and a total amount of basic groups is 0.20 to 1.00 meq/g, is disclosed.
    Type: Application
    Filed: October 10, 2002
    Publication date: June 26, 2003
    Applicant: KUREHA CHEMICAL INDUSTRY CO., LTD.
    Inventors: Naohiro Sonobe, Michihito Ise, Susumu Morimoto, Hideyuki Yamato, Satoshi Mitsuhashi, Haruhisa Hayashi
  • Publication number: 20020176840
    Abstract: An adsorbent for an oral administration, comprising a porous spherical carbonaceous substance wherein a diameter is 0.01 to 1 mm, a specific surface area determined by a BET method is 700 m2/g or more, a volume of pores having a pore diameter of 20 to 15000 nm is from not less than 0.04 mL/g to less than 0.10 mL/g, a total amount of acidic groups is 0.30 to 1.20 meq/g, and a total amount of basic groups is 0.20 to 0.70 meq/g, is disclosed.
    Type: Application
    Filed: April 11, 2002
    Publication date: November 28, 2002
    Applicant: KUREHA CHEMICAL INDUSTRY CO., LTD.
    Inventors: Naohiro Sonobe, Michihito Ise, Susumu Morimoto
  • Patent number: 6242445
    Abstract: A novel benzimidazole derivative [specifically, for example, 2-ethoxy-1-[{4′-(2″-N,N-dimethylaminoethoxycarbonyl)phenyl}methyl]-1H-benzimidazole-6-carboxylic acid morpholide] represented by formula (I) and a salt thereof. The compound exhibits satisfactory curative effects for cardiac and nephric diseases, although having little action on blood-pressure.
    Type: Grant
    Filed: August 23, 2000
    Date of Patent: June 5, 2001
    Assignee: Kureha Chemical Industry Co., Ltd.
    Inventors: Mikiro Yanaka, Shigeru Suzuki, Fuyuhiko Nishijima, Hiroshi Takahashi, Mikio Sugano, Hiroshi Maruoka, Toru Yamazaki, Toshikazu Dewa, Hiroyuki Enari, Michihito Ise
  • Patent number: 6211175
    Abstract: This invention relates to cardiac diseases improving agents substantially free from antagonistic action to type 1 receptor of angiotensin II which participates to hypotensive action. Particularly, this invention relates to cardiac diseases improving agents composed of effective ingredients of aromatic compounds or pharmacologically acceptable salts thereof shown by below mentioned general formula. Chemical formula 1 [General formula (I)]  (wherein, substituents thereof typically include, R1, R4, R13 representing hydrogen atom, an alkyl group, a haloalkyl group and so forth, R8 representing —CO—, —SO2— or single bond, R2 representing a 3-7 membered aliphatic cyclic amino group having at least one nitrogen atom, R7 representing —CO—or —SO2—, and R12 representing N-substituted valeramido group.
    Type: Grant
    Filed: October 6, 1998
    Date of Patent: April 3, 2001
    Assignee: Kureha Chemical Industry Co., Ltd.
    Inventors: Mikiro Yanaka, Fuyuhiko Nishijima, Mikio Sugano, Hiroshi Takahashi, Shigeru Suzuki, Hiroyuki Enari, Michihito Ise
  • Patent number: 5932575
    Abstract: This invention relates to cardiac diseases improving agents substantially free from antagonistic action to type 1 receptor of angiotensin II which participates to hypotensive action. Particularly, this invention relates to cardiac diseases improving agents composed of effective ingredients of aromatic compounds or pharmacologically acceptable salts thereof shown by below mentioned general formula. ##STR1## (wherein, substituents thereof typically include, R.sup.1, R.sup.4, R.sup.13 representing hydrogen atom, an alkyl group, a haloalkyl group and so forth, R.sup.8 representing --CO--, --SO.sub.2 -- or single bond, R.sup.2 representing a 3-7 membered aliphatic cyclic amino group having at least one nitrogen atom, R.sup.7 representing --CO-- or --SO.sub.2 --, and R.sup.12 representing N-substituted valeramido group.
    Type: Grant
    Filed: December 16, 1997
    Date of Patent: August 3, 1999
    Assignee: Kureha Chemical Industry Co., Ltd.
    Inventors: Mikiro Yanaka, Fuyuhiko Nishijima, Mikio Sugano, Hiroshi Takahashi, Shigeru Suzuki, Hiroyuki Enari, Michihito Ise
  • Patent number: 5863913
    Abstract: An aromatic compound of the formula (I): ##STR1## specifically, for example, 3-??(4-carboxyphenyl)methyl!valeramido!-4-dimethylaminobenzoic acid 4'-methylpiperazide, or a salt thereof, and a pharmaceutical composition comprising said aromatic compound or pharmaceutically acceptable salt thereof, and a pharmaceutically acceptable carrier or diluent which provides sufficiently effective alleviation of renal dysfunction without affecting blood pressure at a low blood concentration.
    Type: Grant
    Filed: May 15, 1997
    Date of Patent: January 26, 1999
    Assignee: Kureha Chemical Industry Co., Ltd.
    Inventors: Mikiro Yanaka, Hiroyuki Enari, Toru Yamazaki, Hiroshi Maruoka, Toshikazu Dewa, Fuyuhiko Nishijima, Hiroshi Takahashi, Michihito Ise
  • Patent number: 5739131
    Abstract: A benzene derivative of the formula (I): ##STR1## wherein R.sup.1 is hydrogen, C.sub.1-6 -alkyl, C.sub.1-6 -haloalkyl, --NH.sub.2, --NHR.sup.21 ; R.sup.2 is hydroxyl, --OR.sup.22, three- to seven-membered saturated cycloaliphatic amino optionally interrupted by one or more nitrogen, oxygen or sulfur atoms, --NHR.sup.23, --N(R.sup.24).sub.2, --NH.sub.2 ; R.sup.4 is hydrogen, C.sub.1-6 -alkyl, or --C(.dbd.O)R.sup.25 ; R.sup.7 is --CO--, --SO.sub.2 --; R.sup.8 is --CO--, single bond; R.sup.12 is --R.sup.11 --R.sup.5 ; R.sup.11 is --N(R.sup.5)--, --NH--, --O--, --N(R.sup.26)--, --N(C(.dbd.O)R.sup.27)--, --N(C(.dbd.O)NH.sub.2)--, --N(C(.dbd.O)NHR.sup.28)--; R.sup.13 is hydrogen, C.sub.1-6 -alkyl, C.sub.1-6 -haloalkyl, --NHC(.dbd.O)(CH.sub.2).sub.m C.sub.6 H.sub.5, --NHC(.dbd.O)R.sup.29, --NHC(.dbd.O)CH(C.sub.6 H.sub.5).sub.2, --NH.sub.2, --NHR.sup.30, --(CH.sub.2).sub.n C.sub.6 H.sub.5 ; Z is C, CH, N; A is CH, N; R.sup.5 is hydrogen, --CH.sub.2 C.sub.6 H.sub.4 COOH, --CH.sub.2 C.sub.6 H.sub.4 COOR.sup.31, --CH.
    Type: Grant
    Filed: April 30, 1997
    Date of Patent: April 14, 1998
    Assignee: Kureha Chemical Industry Co., Ltd.
    Inventors: Mikiro Yanaka, Fuyuhiko Nishijima, Hiroyuki Enari, Toshikazu Dewa, Toru Yamazaki, Michihito Ise
  • Patent number: 5731310
    Abstract: A benzene derivative of the formula (I): ##STR1## wherein R.sup.1 is hydrogen, C.sub.1-6 -alkyl, C.sub.1-6 -haloalkyl, --NH.sub.2, --NHR.sup.21 ; R.sup.2 is hydroxyl, --OR.sup.22, three- to seven-membered saturated cycloaliphatic amino optionally interrupted by one or more nitrogen, oxygen or sulfur atoms, --NHR.sup.23, --N(R.sup.24).sub.2, --NH.sub.2 ; R.sup.4 is hydrogen, C.sub.1-6 -alkyl, or --C(.dbd.O)R.sup.25 ; R.sup.7 is --CO--, --SO.sub.2 --; R.sup.8 is --CO--, single bond; R.sup.12 is --R.sup.11 --R.sup.5 ; R.sup.11 is --N(R.sup.5)--, --NH--, --O--, --N(R.sup.26)--, --N(C(.dbd.O)R.sup.27)--, --N(C(.dbd.O)NH.sub.2)--, --N(C(.dbd.O)NHR.sup.28)--; R.sup.13 is hydrogen, C.sub.1-6 -alkyl, C.sub.1-6 -haloalkyl, --NHC(.dbd.O) (CH.sub.2).sub.m C.sub.6 H.sub.5, --NHC(.dbd.O) R.sup.29, --NHC(.dbd.O)CH(C.sub.6 H.sub.5).sub.2, --NH.sub.2, --NHR.sup.30, --(CH.sub.2).sub.n C.sub.6 H.sub.5 ; Z is C, CH, N; A is CH, N; R.sup.5 is hydrogen, --CH.sub.2 C.sub.6 H.sub.4 COOH, --CH.sub.2 C.sub.6 H.sub.4 COOR.sup.31, --CH.
    Type: Grant
    Filed: August 23, 1996
    Date of Patent: March 24, 1998
    Assignee: Kureha Chemical Industry Co., Ltd.
    Inventors: Mikiro Yanaka, Fuyuhiko Nishijima, Hiroyuki Enari, Toshikazu Dewa, Toru Yamazaki, Michihito Ise
  • Patent number: 5696118
    Abstract: A benzene derivative of the formula (I): ##STR1## wherein R.sup.1 is hydrogen, C.sub.1-6 -alkyl, C.sub.1-6 -haloalkyl, --NH.sub.2, --NHR.sup.21 ; R.sup.2 is hydroxyl, --OR.sup.22, three- to seven-membered saturated cycloaliphatic amino optionally interrupted by one or more nitrogen, oxygen or sulfur atoms, --NHR.sup.23, --N(R.sup.24).sub.2, --NH.sub.2 ; R.sup.4 is hydrogen, C.sub.1-6 -alkyl, or --C(.dbd.O)R.sup.25 ; R.sup.7 is --CO--, --SO.sub.2 --; R.sup.8 is --CO--, single bond; R.sup.12 is --R.sup.11 --R.sup.5 ; R.sup.11 is --N(R.sup.5)--, --NH--, --O--, --N(R.sup.26)--, --N(C(.dbd.O)R.sup.27)--, --N(C(.dbd.O)NH.sub.2)--, --N(C(.dbd.O)NHR.sup.28)--; R.sup.13 is hydrogen, C.sub.1-6 -alkyl, C.sub.1-6 -haloalkyl, --NHC(.dbd.O)(CH.sub.2).sub.m C.sub.6 H.sub.5, --NHC(.dbd.O)R.sup.29, --NHC(.dbd.O)CH(C.sub.6 H.sub.5).sub.2, --NH.sub.2, --NHR.sup.30, --(CH.sub.2).sub.n C.sub.6 H.sub.5 ; Z is C, CH, N; A is CH, N; R.sup.5 is hydrogen, --CH.sub.2 C.sub.6 H.sub.4 COOH, --CH.sub.2 C.sub.6 H.sub.4 COOR.sup.31, --CH.
    Type: Grant
    Filed: June 1, 1995
    Date of Patent: December 9, 1997
    Assignee: Kureha Chemical Industry Co., Ltd.
    Inventors: Mikiro Yanaka, Fuyuhiko Nishijima, Hiroyuki Enari, Toshikazu Dewa, Toru Yamazaki, Michihito Ise
  • Patent number: 5585381
    Abstract: A pyrimidine derivative of the formula (I): ##STR1## wherein R.sup.1 is a hydrogen atom, alkyl of 1 to 6 carbon atoms, haloalkyl of 1 to 6 carbon atoms, or --NHR.sup.11 group; R.sup.2 is a hydrogen or halogen atom, alkyl of 1 to 6 carbon atoms, haloalkyl of 1 to 6 carbon atoms, --(CH.sub.2).sub.m C.sub.6 H.sub.5, --NH.sub.2, --NHR.sup.12, --NH(CH.sub.2).sub.n C.sub.6 H.sub.5, --NH(CH.sub.2).sub.p C.sub.6 H.sub.4 --OR.sup.13, --N(R.sup.14)(CH.sub.2).sub.q C.sub.6 H.sub.5, --NHC(.dbd.O)R.sup.15, --NHC(.dbd.O)(CH.sub.2).sub.r C.sub.6 H.sub.5, --NHC(.dbd.O)CH(C.sub.6 H.sub.5).sub.2, --OR.sup.16, or --O(CH.sub.2).sub.s C.sub.6 H.sub.5 group; R.sup.3 is --COOH, --COOR.sup.17, hydroxyl, --OR.sup.18, --NH.sub.2, --N(R.sup.19).sub.2, --NHR.sup.20, azole, or sulfonic acid group; R.sup.11 is alkyl of 1 to 6 carbon atoms or haloalkyl of 1 to 6 carbon atoms; R.sup.12, R.sup.13, R.sup.14, R.sup.15, R.sup.16, R.sup.17, R.sup.18, R.sup.19, and R.sup.
    Type: Grant
    Filed: May 31, 1995
    Date of Patent: December 17, 1996
    Assignee: Kureha Chemical Industry Co., Ltd.
    Inventors: Mikiro Yanaka, Fuyuhiko Nishijima, Hiroyuki Enari, Michihito Ise
  • Patent number: 5573761
    Abstract: An agent for reducing nephrotoxicity due to a platinum complex compound, comprising an activated spherical carbon as an active ingredient is disclosed.
    Type: Grant
    Filed: November 9, 1995
    Date of Patent: November 12, 1996
    Assignee: Kureha Chemical Industry Co., Ltd.
    Inventors: Michihito Ise, Hideo Hayashi
  • Patent number: 5562901
    Abstract: The disclosure describes a method of treating a patient suffering from hemorrhoidal diseases, comprising orally administering to said patient an effective amount of a pharmaceutical composition in dosage unit form comprising a spherical activated carbon having a particle size of 0.05 to 2 mm.
    Type: Grant
    Filed: May 25, 1995
    Date of Patent: October 8, 1996
    Assignee: Kureha Kagaku Kabushiki Kaisha
    Inventors: Yasuo Uehara, Michihito Ise
  • Patent number: 5556622
    Abstract: The disclosure describes a method of treating a patient suffering from stoma-peripheral inflammation diseases, comprising orally administering to said patient an effective amount of a pharmaceutical composition in dosage unit form comprising a spherical activated carbon having a particle size of 0.05 to 2 mm.
    Type: Grant
    Filed: May 25, 1995
    Date of Patent: September 17, 1996
    Assignee: Kureha Kagaku Kogyo Kabushiki Kaisha
    Inventors: Yasuo Uehara, Michihito Ise
  • Patent number: 5554370
    Abstract: The disclosure describes a method of treating a patient suffering from inflammatory bowel diseases, comprising orally administering to said patient an effective amount of a pharmaceutical composition in dosage unit form comprising a spherical activated carbon having a particle size of 0.05 to 2 mm.
    Type: Grant
    Filed: May 25, 1995
    Date of Patent: September 10, 1996
    Assignee: Kureha Kagaku Kogyo Kabushiki Kaisha
    Inventors: Yasuo Uehara, Michihito Ise
  • Patent number: 5399551
    Abstract: There is disclosed an enhancer for the antianemia effect of erythropoietin using a spherical carbon as an active ingredient in an amount effective for treating anemia in combination with erythropoietin. The enhancer is orally administered. The antianemia effect of erythropoietin can be remarkably enhanced, the dosage of erythropoietin can be remarkably decreased, and side effects from erythropoietin can be remarkably reduced. There is further disclosed a method of augmenting the antianemia effect of erythropoietin by administering to a patient an effective amount of a spherical carbon in combination with a portion of an effective amount of erythropoietin for treating anemia.
    Type: Grant
    Filed: October 19, 1993
    Date of Patent: March 21, 1995
    Assignee: Kureha Chemical Industry Co., Ltd.
    Inventors: Michihito Ise, Hideo Hayashi
  • Patent number: 5380526
    Abstract: An antidiabetic agent containing a spherical carbon (e.g., an activated spherical carbon or a spherical carbonaceous adsorbent) as an active ingredient. The antidiabetic agent can be used for treating diabetes, preferably by using the agent internally as an oral medicine and will not be painful to a patient at an injection site, unlike conventional injections of insulin. Moreover, unlike conventional antidiabetic agents, the antidiabetic agent of the present invention will not induce hypoglycemia.
    Type: Grant
    Filed: March 31, 1994
    Date of Patent: January 10, 1995
    Assignee: Kureha Chemical Industry Co., Ltd.
    Inventor: Michihito Ise