Patents by Inventor Norihiko Hirata

Norihiko Hirata 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: 10013678
    Abstract: A battery secondary use management system for managing a secondary use destination of a battery in use by using information of the battery includes an expired use time prediction unit configured to obtain estimated degradation information of the battery in use and predict an expired use time of the battery in use on the basis of the estimated degradation information which is acquired, and a secondary use destination determining unit configured to determine in advance the secondary use destination of the battery in use before expiration of use on the basis of the expiration-of-use date which is predicted.
    Type: Grant
    Filed: July 14, 2014
    Date of Patent: July 3, 2018
    Assignee: Nissan Motor Co., Ltd.
    Inventors: Chizuru Matsuyama, Norihiko Hirata
  • Patent number: 9970043
    Abstract: A process for producing an optically active 2-alkyl-1,1,3-trialkoxycarbonylpropane (2), comprising a step of asymmetric hydrolysis of 2-alkyl-1,1,3-trialokoxycarbonylpropane (1) by using an enzyme capable of selectively hydrolyzing an ester moiety of either one enantiomer of 2-alkyl-1,1,3-trialkoxycarbonylpropane (1), or by using a culture of a microorganism capable of producing the enzyme or a treated object thereof.
    Type: Grant
    Filed: November 30, 2016
    Date of Patent: May 15, 2018
    Assignee: GENENTECH, INC.
    Inventors: Norihiko Hirata, Kazuhiro Yamauchi
  • Publication number: 20170145468
    Abstract: A process for producing an optically active 2-alkyl-1,1,3-trialkoxycarbonylpropane (2), comprising a step of asymmetric hydrolysis of 2-alkyl-1,1,3-trialokoxycarbonylpropane (1) by using an enzyme capable of selectively hydrolyzing an ester moiety of either one enantiomer of 2-alkyl-1,1,3-trialkoxycarbonylpropane (1), or by using a culture of a microorganism capable of producing the enzyme or a treated object thereof.
    Type: Application
    Filed: November 30, 2016
    Publication date: May 25, 2017
    Applicant: GENENTECH, INC.
    Inventors: Norihiko HIRATA, Kazuhiro YAMAUCHI
  • Publication number: 20160162849
    Abstract: A battery secondary use management system for managing a secondary use destination of a battery in use by using information of the battery includes an expired use time prediction unit configured to obtain estimated degradation information of the battery in use and predict an expired use time of the battery in use on the basis of the estimated degradation information which is acquired, and a secondary use destination determining unit configured to determine in advance the secondary use destination of the battery in use before expiration of use on the basis of the expiration-of-use date which is predicted.
    Type: Application
    Filed: July 14, 2014
    Publication date: June 9, 2016
    Inventors: Chizuru MATSUYAMA, Norihiko HIRATA
  • Publication number: 20150218602
    Abstract: A process for producing an optically active 2-alkyl-1,1,3-trialkoxycarbonylpropane (2), comprising a step of asymmetric hydrolysis of 2-alkyl-1,1,3-trialokoxycarbonylpropane (1) by using an enzyme capable of selectively hydrolyzing an ester moiety of either one enantiomer of 2-alkyl-1,1,3-trialkoxycarbonylpropane (1), or by using a culture of a microorganism capable of producing the enzyme or a treated object thereof.
    Type: Application
    Filed: February 10, 2015
    Publication date: August 6, 2015
    Inventors: Norihiko HIRATA, Kazuhiro YAMAUCHI
  • Patent number: 8969051
    Abstract: A process for producing an optically active 2-alkyl-1,1,3-trialkoxycarbonylpropane (2), comprising a step of asymmetric hydrolysis of 2-alkyl-1,1,3-trialokoxycarbonylpropane (1) by using an enzyme capable of selectively hydrolyzing an ester moiety of either one enantiomer of 2-alkyl-1,1,3-trialkoxycarbonylpropane (1), or by using a culture of a microorganism capable of producing the enzyme or a treated object thereof.
    Type: Grant
    Filed: May 9, 2008
    Date of Patent: March 3, 2015
    Assignee: Sumitomo Chemical Company, Limited
    Inventors: Norihiko Hirata, Kazuhiro Yamauchi
  • Patent number: 8822724
    Abstract: A carboxamide can be produced in a high yield by a method for producing a carboxamide, for example, represented by formula (4): (wherein R1 and R3 are as defined below), the method comprising a step of allowing a carboxylic acid ester represented by formula (1): (wherein R1 represents an optionally substituented C1-C20 hydrocarbon group or an optionally substituented C3-C20 heterocyclic group, and R2 represents an optionally substituented C1-C20 hydrocarbon group), an amine represented by formula (2): R3—NH2??(2) (wherein R3 represents a hydrogen atom or an optionally substituented C1-C20 hydrocarbon group), and a formamide compound represented by formula (3): (wherein R3 is as defined above) to react in the presence of a metal alkoxide.
    Type: Grant
    Filed: July 13, 2011
    Date of Patent: September 2, 2014
    Assignee: Sumitomo Chemical Company, Limited
    Inventors: Junichi Tomokawa, Takahiro Kimura, Norihiko Hirata
  • Patent number: 8691548
    Abstract: The present invention relates to, for example, an ?-substituted ?-amino acid ester derivative asymmetric hydrolase including an enzyme of the following (a) or (b): (a) an enzyme comprising the amino acid sequence of SEQ ID NO:1 at least from position 1 to position 362, wherein the tyrosine at position 277 of SEQ ID NO:1 is substituted with alanine, tryptophan, isoleucine, or histidine, and having the ability to hydrolyze a substrate; or (b) an enzyme comprising the amino acid sequence of SEQ ID NO:1 at least from position 1 to position 362, wherein the tyrosine at position 277 of SEQ ID NO:1 is substituted with an amino acid other than tyrosine, and having the ability to hydrolyze a substrate.
    Type: Grant
    Filed: December 18, 2012
    Date of Patent: April 8, 2014
    Assignee: Sumitomo Chemical Company, Limited
    Inventors: Toshihiko Akiyama, Norihiko Hirata, Shinji Hourai
  • Publication number: 20130123505
    Abstract: A carboxamide can be produced in a high yield by a method for producing a carboxamide, for example, represented by formula (4): (wherein R1 and R3 are as defined below), the method comprising a step of allowing a carboxylic acid ester represented by formula (1): (wherein R1 represents an optionally substituented C1-C20 hydrocarbon group or an optionally substituented C3-C20 heterocyclic group, and R2 represents an optionally substituented C1-C20 hydrocarbon group), an amine represented by formula (2): R3—NH2 ??(2) (wherein R3 represents a hydrogen atom or an optionally substituented C1-C20 hydrocarbon group), and a formamide compound represented by formula (3): (wherein R3 is as defined above) to react in the presence of a metal alkoxide.
    Type: Application
    Filed: July 13, 2011
    Publication date: May 16, 2013
    Inventors: Junichi Tomokawa, Takahiro Kimura, Norihiko Hirata
  • Patent number: 8409831
    Abstract: The present invention provides a method for producing (1S,2R)-2-chloro-2-fluorocyclopropanecarboxylic acid with a high yield and high selectivity. Specifically, disclosed is a method for producing (1S,2R)-2-chloro-2-fluorocyclopropanecarboxylic acid, wherein (1S)-2-chloro-2-fluorocyclopropanecarboxylic acid ester is hydrolyzed using an esterase derived from Burkholderia cepacia.
    Type: Grant
    Filed: July 7, 2009
    Date of Patent: April 2, 2013
    Assignees: Sumitomo Chemical Company, Limited, Daiichi Sankyo Company, Limited
    Inventors: Keisuke Hatakeyama, Takashi Miki, Norihiko Hirata
  • Patent number: 8242285
    Abstract: N-tert-butoxycarbonyl-2-pyrrolidinones represented by the following formula (1). In the formula (1), R1, R2, R3, R4, R5 and R6 independently represent a hydrogen atom, a halogen atom, a cyano group, a linear, branched or cyclic alkyl group having 1 to 10 carbon atoms, which may have a substituent, a linear, branched or cyclic alkenyl group having 2 to 10 carbon atoms, which may have a substituent, or the like, R1 and R2 may be linked to form a >C?O group along with the carbon atom to which both are attached, R3 and R4 may be linked to form a >C?O group along with the carbon atom to which both are attached, R5 and R6 may be linked to form a >C?O group along with the carbon atom to which both are attached, or any two among R1, R2, R3, R4, R5 and R6 may be linked to form a polymethylene group having 1 to 4 carbon atoms which may have a substituent.
    Type: Grant
    Filed: July 19, 2010
    Date of Patent: August 14, 2012
    Assignee: Sumitomo Chemical Company, Limited
    Inventors: Norihiko Hirata, Toshitsugi Uemura
  • Patent number: 8153830
    Abstract: A method of producing an asymmetric copper complex crystal comprising reacting an optically active salicylidene amino alcohol compound with a copper compound, then, performing a crystallization treatment in the presence of an alcohol solvent.
    Type: Grant
    Filed: October 11, 2007
    Date of Patent: April 10, 2012
    Assignee: Sumitomo Chemical Company, Limited
    Inventors: Norihiko Hirata, Takanori Yoshimiya, Yoshihiko Iwanaga
  • Patent number: 8138370
    Abstract: A method is provided for producing optically active ?-amino acid benzyl esters. The method includes reacting an optically active ?-amino acid and benzyl alcohols in the presence of an acid, wherein the reaction is carried out under reduced pressure without substantially using a solvent, while distilling off water generated by the progress of the reaction.
    Type: Grant
    Filed: August 20, 2007
    Date of Patent: March 20, 2012
    Assignee: Sumitomo Chemical Company, Limited
    Inventor: Norihiko Hirata
  • Publication number: 20110117616
    Abstract: The present invention provides a method for producing (1S,2R)-2-chloro-2-fluorocyclopropanecarboxylic acid with a high yield and high selectivity. Specifically, disclosed is a method for producing (1S,2R)-2-chloro-2-fluorocyclopropanecarboxylic acid, wherein (1S)-2-chloro-2-fluorocyclopropanecarboxylic acid ester is hydrolyzed using an esterase derived from Burkholderia cepacia.
    Type: Application
    Filed: July 7, 2009
    Publication date: May 19, 2011
    Applicant: SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventors: Keisuke Hatakeyama, Takashi Miki, Norihiko Hirata
  • Patent number: 7928253
    Abstract: A method of producing 6,6-dimethyl-3 -oxabicyclo [3.1.0]hexan-2-one comprising subjecting a cyclopropane compound of the formula (1): (wherein, R1 represents an alkyl group, R2 represents an alkyl group having carbon atom(s) of 1 to 10, a haloalkyl group having carbon atom(s) of 1 to 10, or an aryl group having carbon atoms of 6 to 10 optionally substituted by an alkyl group having carbon atom(s) of 1 to 10, and when R2 represents the alkyl group, R1 and R2 are optionally the same or different each other.) to any of the following reactions a), b) and c): a) an acid treatment reaction after an alkali hydrolysis reaction b) an acid hydrolysis reaction c) an enzyme hydrolysis reaction , then, removing an aqueous layer.
    Type: Grant
    Filed: June 28, 2006
    Date of Patent: April 19, 2011
    Assignee: Sumitomo Chemical Company, Limited
    Inventors: Norihiko Hirata, Toshitsugi Uemura
  • Publication number: 20100324305
    Abstract: A process for producing lactams of formula (1) below, including the step of reacting lactones of formula (2) below with imides of any of formulae (3a), (3b) and (3c) below to thereby obtain corresponding carboxylic acids (step A); the step of esterifying the carboxylic acids into corresponding esters (step B); and the step of reacting the esters with amines to thereby obtain lactams of the formula (1) (step C). In the formulae (1)-(2) and (3a)-(3c), when R3 and R4 are simultaneously hydrogen atoms, R is a substituted methylene or optionally substituted polymethylene; when at least one of R3 and R4 is a substituent other than hydrogen atom, R is an optionally substituted methylene or polymethylene; each of R3, R4, R5 and R6 independently is a hydrogen atom, a halogen atom, cyano, etc.; each of A1, A2, A3, A4, A5, A6, A7, A8, A9 and A10 independently is a hydrogen atom, a halogen atom, nitro, etc.; and M is a hydrogen atom or an alkali metal atom.
    Type: Application
    Filed: September 1, 2010
    Publication date: December 23, 2010
    Applicant: SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventors: Norihiko HIRATA, Toshitsugi UEMURA, Hideki USHIO
  • Publication number: 20100280259
    Abstract: N-tert-butoxycarbonyl-2-pyrrolidinones represented by the following formula (1). In the formula (1), R1, R2, R3, R4, R5 and R6 independently represent a hydrogen atom, a halogen atom, a cyano group, a linear, branched or cyclic alkyl group having 1 to 10 carbon atoms, which may have a substituent, a linear, branched or cyclic alkenyl group having 2 to 10 carbon atoms, which may have a substituent, or the like, R1 and R2 may be linked to form a >C?O group along with the carbon atom to which both are attached, R3 and R4 may be linked to form a >C?O group along with the carbon atom to which both are attached, R5 and R6 may be linked to form a >C?O group along with the carbon atom to which both are attached, or any two among R1, R2, R3, R4, R5 and R6 may be linked to form a polymethylene group having 1 to 4 carbon atoms which may have a substituent.
    Type: Application
    Filed: July 19, 2010
    Publication date: November 4, 2010
    Applicant: SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventors: Norihiko Hirata, Toshitsugi Uemura
  • Publication number: 20100240107
    Abstract: A process for producing an optically active 2-alkyl-1,1,3-trialkoxycarbonylpropane (2), comprising a step of asymmetric hydrolysis of 2-alkyl-1,1,3-trialokoxycarbonylpropane (1) by using an enzyme capable of selectively hydrolyzing an ester moiety of either one enantiomer of 2-alkyl-1,1,3-trialkoxycarbonylpropane (1), or by using a culture of a microorganism capable of producing the enzyme or a treated object thereof.
    Type: Application
    Filed: May 9, 2009
    Publication date: September 23, 2010
    Applicant: SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventors: Norihiko Hirata, Kazuhiro Yamauchi
  • Publication number: 20100168463
    Abstract: A method of producing 6,6-dimethyl-3-oxabicyclo[3.1.0]hexan-2-one comprising subjecting a cyclopropane compound of the formula (1): (wherein, R1 represents an alkyl group, R2 represents an alkyl group having carbon atom(s) of 1 to 10, a haloalkyl group having carbon atom(s) of 1 to 10, or an aryl group having carbon atoms of 6 to 10 optionally substituted by an alkyl group having carbon atom(s) of 1 to 10, and when R2 represents the alkyl group, R1 and R2 are optionally the same or different each other.) to any of the following reactions a), b) and c): a) an acid treatment reaction after an alkali hydrolysis reaction b) an acid hydrolysis reaction c) an enzyme hydrolysis reaction , then, removing an aqueous layer.
    Type: Application
    Filed: June 28, 2006
    Publication date: July 1, 2010
    Inventors: Norihiko Hirata, Toshitsugi Uemura
  • Publication number: 20100094036
    Abstract: A method of producing an asymmetric copper complex crystal comprising reacting an optically active salicylidene amino alcohol compound with a copper compound, then, performing a crystallization treatment in the presence of an alcohol solvent.
    Type: Application
    Filed: October 11, 2007
    Publication date: April 15, 2010
    Applicant: SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventors: Norihiko Hirata, Takanori Yoshimiya, Yoshihiko Iwanaga