Patents by Inventor Norihiko Tanno

Norihiko Tanno 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: 20160204419
    Abstract: A vanadium solid-salt battery includes: a positive electrode and a negative electrode each of which includes vanadium solid salt, the vanadium solid salt containing an electrolyte, a carbon material, and vanadium ion and/or cation including vanadium, wherein the carbon material is carbon powder of which R value obtained by Raman spectroscopy is not more than 1.10 or of which interplanar spacing d (d002) measured by X-ray powder diffraction is in a range of 0.33 nm to 0.36 nm; and a content amount of the carbon material in the vanadium solid salt is in a range of 1% by mass to 42% by mass.
    Type: Application
    Filed: March 18, 2016
    Publication date: July 14, 2016
    Inventors: Shigeki Yoshida, Tomoo Yamamura, Norihiko Tanno, Satoshi Mitani
  • Publication number: 20110183993
    Abstract: The present invention relates to a novel cycloalkane derivative which has an excellent psychotropic action.
    Type: Application
    Filed: January 28, 2011
    Publication date: July 28, 2011
    Applicant: Dainippon Sumitomo Pharma Co., Ltd.
    Inventors: Ryu Nagata, Mayumi Oda, Norihiko Tanno, Masayuki Muto, Ikutaro Saji
  • Patent number: 5780632
    Abstract: An imide compound of the formula: ##STR1## wherein Z is a group of the formula: ##STR2## in which B is a carbonyl group or a sulfonyl group, R.sup.1, R.sup.2, R.sup.3 and R.sup.4 are each a hydrogen atom or a lower alkyl group, or R.sup.1 and R.sup.2 or R.sup.1 and R.sup.3 may be combined together to make a non-aromatic hydrocarbon ring or R.sup.1 and R.sup.3 may be combined together to make an aromatic ring, said non-aromatic hydrocarbon ring being optionally bridged with a lower alkylene group or an oxygen atom therein and said aromatic ring, said non-aromatic hydrocarbon ring and said lower alkylene group being each optionally substituted with at least one lower alkyl, and n is an integer of 0 or 1;D is a group of the formula:--(CH.sub.2).sub.p --A--(CH.sub.2).sub.
    Type: Grant
    Filed: April 18, 1996
    Date of Patent: July 14, 1998
    Assignee: Sumitomo Pharmaceuticals Company, Limited
    Inventors: Ikutaro Saji, Masayuki Muto, Norihiko Tanno, Mayumi Yoshigi
  • Patent number: 5719152
    Abstract: A tricyclic quinoxalinedione derivative represented by the formula 1: ##STR1## wherein X represents hydrogen, alkyl, halogen, cyano, trifluoromethyl, or nitro;R.sup.1 represents hydrogen, alkyl, cycloalkyl, or cycloalkylalkyl;G represents --CONR.sup.2 -- or --NR.sup.2 CO--, wherein R.sup.2 represents hydrogen or alkyl;J represents an acidic group or a group which is convertible thereto in vivo;E represents an basic group or a group which is convertible thereto in vivo;Y represents a single bond, alkylene, alkenylene, substituted alkylene, or Y.sup.1 --Q--Y.sup.2, wherein Y.sup.1 represents a single bond or alkylene, Y.sup.2 represents alkylene, and Q represents a heteroatom selected from oxygen or sulfur;Z represents alkylene,or a pharmaceutically acceptable salt thereof, these compounds are selective antagonists of glycine binding site of the NMDA receptor.
    Type: Grant
    Filed: March 6, 1996
    Date of Patent: February 17, 1998
    Assignee: Sumitomo Pharmaceuticals Co., Ltd.
    Inventors: Ryu Nagata, Norihiko Tanno, Toru Kodo, Hiroshi Yamaguchi, Nobuyuki Ae
  • Patent number: 5616586
    Abstract: Tricyclic quinoxalinediones of the formula: ##STR1## wherein X is alkyl, halogen, cyano, trifluoromethyl, nitro, hydroxy, amino, etc.; R.sup.1 is H, etc.; R.sup.2 is H, alkyl, cycloalkyl, alkenyl, alkynyl, cycloalkylalkyl, arylalkyl, substituted arylalkyl, aryl, or substituted aryl; W is H, CO.sub.2 R.sup.3, CO.sub.2 Y, CONR.sup.3 R.sup.4, CONR.sup.3 Y, CON(OR.sup.3)R.sup.4, COR.sup.3, CN, tetrazolyl, or substituted alkyl; R.sup.3 and R.sup.4 independently are H, alkyl, cycloalkyl, alkenyl, alkynyl, etc.
    Type: Grant
    Filed: April 1, 1994
    Date of Patent: April 1, 1997
    Assignee: Sumitomo Pharmaceuticals Company, Limited
    Inventors: Ryu Nagata, Norihiko Tanno, Toru Kodo
  • Patent number: 5532372
    Abstract: An imide compound of the formula: ##STR1## wherein Z is a group of the formula: ##STR2## in which the substituents are defined herein, and n is an integer of 0 to 1;D is a group of the formula:--(CH.sub.2).sub.p --A--(CH.sub.2).sub.q --in which A is a non-aromatic hydrocarbon ring optionally bridged with a lower alkylene group or an oxygen atom, said non-aromatic hydrocarbon ring and said lower alkylene group being each optionally substituted with at least one lower alkyl, and p and q are each an integer of 0, 1 or 2; andAr is an aromatic group, a heterocyclic aromatic group, a benzoyl group, a phenoxy group or a phenylthio group and G is >N--, >CH-- or >COH-- or Ar is a biphenylmethylidene group and G is >C.dbd., all of the above groups being each optionally substituted with at least one of lower alkyl, lower alkoxy and halogen; and its acid addition salts, useful as an antipsycotic agent.
    Type: Grant
    Filed: August 30, 1993
    Date of Patent: July 2, 1996
    Assignee: Sumitomo Pharmaceuticals Company, Ltd.
    Inventors: Ikutaro Saji, Masayuki Muto, Norihiko Tanno, Mayumi Yoshigi
  • Patent number: 5496843
    Abstract: A tricyclic indole-2-carboxylic acid derivative represented by the formula 1: ##STR1## wherein X represents alkyl, halogen or cyano;R.sup.1 represents hydrogen, or a protecting group of carboxyl group;W represents hydrogen, --CO.sub.2 R.sup.3i, --CONR.sup.3i R.sup.4i, --A--CO.sub.2 R.sup.3i or --A--CONR.sup.3i R.sup.4i, wherein --A-- represents alkylene and R.sup.3i and R.sup.4i independently represent hydrogen, alkyl, aryl or substituted aryl,or a pharmaceutically acceptable salt thereof, these compounds are selective antagonists of glycine binding site of the NMDA receptor.
    Type: Grant
    Filed: November 14, 1994
    Date of Patent: March 5, 1996
    Assignee: Sumitomo Pharmaceuticals Company, Limited
    Inventors: Ryu Nagata, Norihiko Tanno, Nobuyuki Ae
  • Patent number: 5258396
    Abstract: A novel thiazole derivative represented by the following general formula [1] and a pharmaceutically acceptable salt thereof: ##STR1## wherein A is a single bond, a straight-chained or branched lower alkylene group or a straight-chained or branched lower alkenylene group; B is a single bond or --CO--; R.sup.1 is a carboxy group or --CON(R.sup.7)OR.sup.8 (R.sup.7 and R.sup.8 are independently of each other a hydrogen atom or a lower alkyl group); R.sup.2 is a lower alkyl group; R.sup.3 and R.sup.4 are independently of each other a hydrogen atom, a lower alkyl group or a lower alkoxycarbonyl group; R.sup.5 is a hydrogen atom or a halogen atom; and R.sup.6 is a hydrogen atom, a halogen atom, a lower alkyl group, a hydroxy group, a lower alkoxy group, a thiol group, a lower alkylthio group, a lower alkylsulfinyl group, a lower alkylsulfonyl group, a nitro group, an amino group, a substituted amino group, a cyano group, a carboxy group or an acyl group.
    Type: Grant
    Filed: April 21, 1992
    Date of Patent: November 2, 1993
    Assignee: Sumitomo Pharmaceuticals Company, Limited
    Inventors: Hiroaki Masumori, Norihiko Tanno, Ikutaro Saji, Yoshihiko Kimura
  • Patent number: 4952566
    Abstract: A stabilized preparation, particularly, freeze-drying injection, of anthracycline, for example, (7S, 9S)-9-acetyl-9-amino-7-[(2-deoxy-.beta.-D-erythropentopyranosyl)oxy]-7,8,9 ,10-tetrahydro-6,11-dihydroxynaphthacene-5,12-dione or salts thereof which comprises L-cysteine or salts thereof.
    Type: Grant
    Filed: August 2, 1988
    Date of Patent: August 28, 1990
    Assignee: Sumitomo Pharmaceuticals Co., Ltd.
    Inventors: Yasuhisa Sakamaki, Yukio Ozaki, Norihiko Tanno
  • Patent number: 4673668
    Abstract: 9-Aminonaphthacene derivative having the formula: ##STR1## wherein R.sup.1 and R.sup.2 are both hydrogen atoms or either one of them is a hydrogen atom and the other is hydroxy group or methoxy group; R.sup.3 is acetyl group or 1-hydroxyethyl group; R.sup.4 is a hydrogen atom; R.sup.5 is a hydrogen atom, hydroxy group, lower alkanoyloxy group, amino group, halogen-substituted lower alkanoylamino group or morpholino group; R.sup.6 is a hydrogen atom, hydroxy group, lower alkanoyloxy group or tetrahydropyranyloxy group; R.sup.7 is a hydrogen atom or methyl group; R is a hydrogen atom; and n is zero or one, which is useful as anti-cancer chemical agents with lower toxicity and with little local irritation and is able to orally be applied.
    Type: Grant
    Filed: April 10, 1985
    Date of Patent: June 16, 1987
    Assignee: Sumitomo Pharmaceuticals Company
    Inventors: Kikuo Ishizumi, Naohito Ohashi, Norihiko Tanno, Hiromi Sato, Masaru Fukui, Shinya Morisada
  • Patent number: 4610986
    Abstract: A (7S,9S) isomer or its racemic modification of the aminonaphthacene derivative of the formula: ##STR1## wherein R.sup.1 is a hydrogen atom, a hydroxyl group or a lower alkoxy group, R.sup.2 is a hydrogen atom or a hydroxyl group, R.sup.3 and R.sup.4 are each a lower alkoxy group or, when taken together, represent an ethylenedioxy group or an oxo group, A is an ethylene group optionally bearing at least one lower alkyl and Q is a hydroxyl group, a lower alkoxy group or a dimethylamino group, or an acid addition salt thereof, which is useful as an anti-tumor agent.
    Type: Grant
    Filed: October 12, 1984
    Date of Patent: September 9, 1986
    Assignee: Sumitomo Chemical Company, Limited
    Inventors: Kikuo Ishizumi, Michihisa Muramatsu, Norihiko Tanno, Hiromi Sato, Noboru Yoshida
  • Patent number: 4545936
    Abstract: An aminonaphthacene derivative of the formula: ##STR1## wherein R.sup.1 is a hydrogen atom, a hydroxyl group or a lower alkoxy group, R.sup.2 is a hydrogen atom or a hydroxyl group, R.sup.3 is a hydrogen atom or a lower alkanoyl group and R.sup.4 and R.sup.5 are, same or different, each a hydrogen atom, a lower alkyl group, a lower hydroxyalkyl group or a group of the formula: ##STR2## wherein A is an alkylene group which may have one or more lower alkyl substituent(s) and R.sup.6 and R.sup.7 are, same or different, each a hydrogen atom, a lower alkyl group, a lower hydroxyalkyl group or a lower aminoalkyl group, and an acid addition salt thereof, which is useful as anti-tumor agent.
    Type: Grant
    Filed: May 4, 1984
    Date of Patent: October 8, 1985
    Assignee: Sumitomo Chemical Company, Limited
    Inventors: Kikuo Ishizumi, Michihisa Muramatsu, Hiromi Sato, Norihiko Tanno, Noboru Yoshida
  • Patent number: 4418218
    Abstract: 2-(1'-hydroxy)ethyl-5,8-dimethoxy-3,4-dihydronaphthalene of the formula ##STR1## is produced by reducing 2-acetyl-5,8-dimethoxy-3,4-dihydronaphthalene of the formula, ##STR2## with a reducing agent obtained by reacting one equivalent of lithium aluminum hydride with one equivalent of an optically active N-substituted ephedrine of the formula, ##STR3## (wherein R.sub.1 is a C.sub.1 -C.sub.4 alkyl group or benzyl group, and Ph is phenyl group) and two equivalents of an N-substituted aniline of the formula, ##STR4## (wherein R.sub.2 is a C.sub.1 -C.sub.4 alkyl group or phenyl group, and Ph is phenyl group).
    Type: Grant
    Filed: March 29, 1982
    Date of Patent: November 29, 1983
    Assignee: Sumitomo Chemical Company, Limited
    Inventors: Shiro Terashima, Norihiko Tanno, Kenji Koga
  • Patent number: 4338255
    Abstract: Novel modified lithium aluminum hydride type reducing agents obtained by reacting one equivalent of lithium aluminum hydride with one equivalent of an optically active N-substituted ephedrine of the formula, ##STR1## (wherein R.sub.1 is a C.sub.1 -C.sub.4 alkyl group or benzyl group, and Ph is phenyl group)and two equivalents of an N-substituted aniline of the formula, ##STR2## (wherein R.sub.2 is C.sub.1 -C.sub.4 alkyl group or phenyl group, and Ph is phenyl group).This reducing agent is usable for reducing the organic compounds having a carbonyl group (ketone group or aldehyde group) in their structure into the corresponding alcohols. It is particularly useful as a reducing agent for asymmetrically reducing the unsymmetrical ketones to selectively produce either an alcohol in which the asymmetric carbon atom bonded to the hydroxy group is in R-configuration or an alcohol in which said asymmetric carbon atom is in S-configuration.
    Type: Grant
    Filed: February 25, 1981
    Date of Patent: July 6, 1982
    Assignee: Sumitomo Chemical Company, Limited
    Inventors: Shiro Terashima, Norihiko Tanno, Kenji Koga
  • Patent number: 4244870
    Abstract: Sodium 6-[D(-)-.alpha.-(4-hydroxy-1,5-naphthyridine-3-carboxamido)phenylacetamido ]penicillanate or its hydroxylated derivative at the p-position of the phenyl group in a crude state can be purified efficiently through its dimethyl sulfoxide adduct.
    Type: Grant
    Filed: May 29, 1979
    Date of Patent: January 13, 1981
    Assignee: Sumitomo Chemical Company, Limited
    Inventors: Norihiko Tanno, Takashi Harimoto, Shinzi Ueda, Hisao Tobiki
  • Patent number: 4160087
    Abstract: A cephalosporin derivative of the formula (I), ##STR1## wherein A is a mono- or polycyclic heteroaromatic ring, which contains at least one nitrogen atom as a hetero atom and which may be substituted with one or more substituents; R is a phenyl group substituted with at least one substituent selected from the group consisting of an amino group, a hydroxy group, a ureido group and a hydroxymethyl group; and X is an --OCOCH.sub.
    Type: Grant
    Filed: May 10, 1977
    Date of Patent: July 3, 1979
    Assignee: Sumitomo Chemical Company, Limited
    Inventors: Hirotada Yamada, Kousaku Okamura, Hisao Tobiki, Norihiko Tanno, Kozo Shimago, Takenari Nakagome, Toshiaki Komatsu, Akio Izawa, Hiroshi Noguchi, Kenji Irie, Yasuko Eda
  • Patent number: 4156724
    Abstract: A cephalosporin derivative of the formula (I), ##STR1## wherein A is a mono- or polycyclic heteroaromatic ring, which contains at least one nitrogen atom as a hetero atom and which may be substituted with one or more substituents; R is a phenyl group substituted with at least one substituent selected from the group consisting of an amino group, a hydroxy group, a ureido group and a hydroxymethyl group; and X is an --OCOCH.sub.
    Type: Grant
    Filed: September 8, 1975
    Date of Patent: May 29, 1979
    Assignee: Sumitomo Chemical Company, Limited
    Inventors: Hirotada Yamada, Kousaku Okamura, Hisao Tobiki, Norihiko Tanno, Kozo Shimago, Takenari Nakagome, Toshiaki Komatsu, Akio Izawa, Hiroshi Noguchi, Kenji Irie, Yasuko Eda
  • Patent number: 4117126
    Abstract: A cephalosporin derivative of formula (I): ##STR1## wherein X is an --OCOCH.sub.3 group or an --S--Het group in which Het is a 5- or 6-membered heterocyclic ring containing one to four hetero atoms selected from the group consisting of nitrogen, oxygen and sulfur atoms, which may be substituted with one or more substituents, and the non-toxic pharmaceutically acceptable salts thereof which are useful as an antimicrobial material and which are prepared by the reaction of a compound of formula (II): ##STR2## or a reactive derivative thereof, with a compound of formula (III): ##STR3## wherein X is as defined above, or a derivative thereof.
    Type: Grant
    Filed: September 26, 1977
    Date of Patent: September 26, 1978
    Assignee: Sumitomo Chemical Company, Ltd.
    Inventors: Hirotada Yamada, Kosaku Okamura, Hisao Tobiki, Norihiko Tanno, Kozo Shimago, Takenari Nakagome, Toshiaki Komatsu, Akio Izawa, Hiroshi Noguchi, Kenji Irie, Yasuko Eda
  • Patent number: 4061748
    Abstract: A cephalosporin derivative of formula (I): ##STR1## wherein X is an --OCOCH.sub.3 group or an -S-Het group in which Het is a 5- or 6-membered heterocyclic ring containing one to four hetero atoms selected from the group consisting of nitrogen, oxygen and sulfur atoms, which may be substituted with one or more substituents, and the non-toxic pharmaceutically acceptable salts thereof which are useful as an antimicrobial material and which are prepared by the reaction of a compound of formula (II): ##STR2## or a reactive derivative thereof, with a compound of formula (III): ##STR3## wherein X is as defined above, or a derivative thereof.
    Type: Grant
    Filed: April 5, 1976
    Date of Patent: December 6, 1977
    Assignee: Sumitomo Chemical Company, Limited
    Inventors: Hirotada Yamada, Kosaku Okamura, Hisao Tobiki, Norihiko Tanno, Kozo Shimago, Takenari Nakagome, Toshiaki Komatsu, Akio Izawa, Hiroshi Noguchi, Kenji Irie, Yasuko Eda
  • Patent number: 4046904
    Abstract: A penicillin of the formula: ##STR1## (i.e. 6-[D-2-(3-hydroxypyridazine-4-carbonamido)-2-(p-hydroxyphenyl)acetamido]pe nicillanic acid), which is valuable as an antibacterial agent, a nutritional supplement in animal feeds and a therapeutic agent in poultry and mammals including man and is especially useful in the treatment of infectious diseases caused by Gram-positive and Gram-negative bacteria.
    Type: Grant
    Filed: February 13, 1976
    Date of Patent: September 6, 1977
    Assignee: Sumitomo Chemical Company, Limited
    Inventors: Hirotada Yamada, Hisao Tobiki, Norihiko Tanno, Kozo Shimago, Kosaku Okamura, Takenari Nakagome, Toshiaki Komatsu, Akio Izawa, Hiroshi Noguchi, Kenji Irie, Yasuko Eda