Patents by Inventor Hideo Sawada

Hideo Sawada 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: 10562989
    Abstract: A fluorine-containing boric acid PVB composite comprising a condensate of a fluorine-containing alcohol, boric acid and polyvinyl butyral, wherein the fluorine-containing alcohol is represented by the general formula: Rf(A-OH)k wherein k is 1 or 2; when k is 1, Rf is a perfluoroalkyl group having 6 or less carbon atoms, a polyfluoroalkyl group in which some of the fluorine atom or atoms of the perfluoroalkyl group are replaced by hydrogen atom or atoms, a polyfluoroalkyl group containing a terminal perfluoroalkyl group having 6 or less carbon atoms and a perfluoroalkylene group having 6 or less carbon atoms, or a linear or branched, perfluoroalkyl group containing a terminal perfluoroalkyl group having 6 or less carbon atoms, a perfluoroalkylene group having 6 or less carbon atoms and ether bonds; when k is 2, Rf is a linear or branched, perfluoroalkylene group or polyfluoroalkylene group, containing a perfluoroalkylene group having 6 or less carbon atoms and ether bonds; and A is an alkylene group having
    Type: Grant
    Filed: March 10, 2016
    Date of Patent: February 18, 2020
    Assignees: Unimatec Co., Ltd., Hirosaki University
    Inventors: Takeshi Fukushima, Katsuyuki Sato, Hideo Sawada
  • Publication number: 20200038483
    Abstract: A material for treatment of brain injury, a method for treatment of brain injury, a material for regeneration of brain neurons, and a method for regeneration of brain neurons are provided. The material for treatment of brain injury contains a carrier on which at least one selected from the group consisting of N-cadherin, a fusion protein containing an entire or partial region of N-cadherin, and a fusion protein containing an entire or partial region of a protein having homology to N-cadherin is immobilized or coated.
    Type: Application
    Filed: June 28, 2019
    Publication date: February 6, 2020
    Applicants: PUBLIC UNIVERSITY CORPORATION NAGOYA CITY UNIVERSITY, NATIONAL UNIVERSITY CORPORATION TOKYO MEDICAL AND DENTAL UNIVERSITY, SOMAR CORPORATION
    Inventors: Kazunobu SAWAMOTO, Hideo JINNOU, Masato SAWADA, Itsuki AJIOKA, Toshihiro AKAIKE
  • Publication number: 20190359845
    Abstract: The present invention aims to provide a coating resin composition which can be formed into a coating film having an anti-fogging property and an anti-dirt property. A coating resin composition is used for forming a coating film and contains: a cyclic ether group-containing polymer (A) which is a polymer of a polymerizable monomer component (a) containing an ethylene-based unsaturated monomer (a11) having a cyclic ether group; and a component (B) consisting of at least one compound selected from a group consisting of a polycarboxylic acid (b1) and a polycarboxylic acid anhydride (b2). A cured product of the coating resin composition which is cured by being heated for 0.1 hour or more at a temperature higher than or equal to 100° C. and lower than or equal to a decomposition temperature of the coating resin composition has a water contact angle of 900 or less under a measurement specified by JIS R3257.
    Type: Application
    Filed: March 28, 2018
    Publication date: November 28, 2019
    Inventors: Sakina Miyauchi, Hisashi Marusawa, Nobuhito Hamada, Hideo Sawada
  • Patent number: 10093812
    Abstract: A composite material of resin—fluorine-containing boric acid composite particles comprising a resin, and a condensate of boric acid and a fluorine-containing alcohol represented by the general formula RF-A-OH (wherein RF is a perfluoroalkyl group having 6 or less carbon atoms, or a polyfluoroalkyl group, in which some of the fluorine atom or atoms of the perfluoroalkyl group are replaced by a hydrogen atom or hydrogen atoms, and which contains a terminal perfluoroalkyl group having 6 or less carbon atoms and a perfluoroalkylene group having 6 or less carbon atoms; and A is an alkylene group having 1 to 6 carbon atoms, or comprising a resin, and a condensate of boric acid, the said fluorine-containing alcohol and an alkoxysilane at a molar ratio of 1.0 or less based on the fluorine-containing alcohol. These composite materials of resin—fluorine-containing boric acid composite particles has good adhesion to inorganic substrates, and the like.
    Type: Grant
    Filed: March 10, 2015
    Date of Patent: October 9, 2018
    Assignees: Unimatec Co., Ltd., Hirosaki University
    Inventors: Takeshi Fukushima, Katsuyuki Sato, Hideo Sawada
  • Patent number: 10088396
    Abstract: Fluorine-containing boric acid composite capsule particles comprising a condensate of a fluorine-containing alcohol, a guest compound, and boric acid particles, wherein the fluorine-containing alcohol is represented by the general formula: RF-A-OH wherein RF is: a perfluoroalkyl group having 6 or less carbon atoms, a linear or branched perfluoroalkyl group containing a terminal perfluoroalkyl group having 6 or less carbon atoms and a perfluoroalkylene group having 6 or less carbon atoms, and containing an O, S, or N atom, or a polyfluoroalkyl group in which some of the fluorine atom or atoms of the perfluoroalkyl group are replaced by hydrogen atom or atoms, and which contains a terminal perfluoroalkyl group having 6 or less carbon atoms and a perfluoroalkylene group having 6 or less carbon atoms, wherein the perfluoroalkylene group may contain an O, S, or N atom, and one fluorine atom of the terminal perfluoroalkyl group may be replaced by —(CH2)fOH (wherein f is an integer of 1 to 3); and A is an alkyl
    Type: Grant
    Filed: March 10, 2015
    Date of Patent: October 2, 2018
    Assignees: Unimatec Co., Ltd., Hirosaki University
    Inventors: Takeshi Fukushima, Katsuyuki Sato, Hideo Sawada
  • Publication number: 20180051104
    Abstract: A fluorine-containing boric acid PVB composite comprising a condensate of a fluorine-containing alcohol, boric acid and polyvinyl butyral, wherein the fluorine-containing alcohol is represented by the general formula: Rf(A-OH)k wherein k is 1 or 2; when k is 1, Rf is a perfluoroalkyl group having 6 or less carbon atoms, a polyfluoroalkyl group in which some of the fluorine atom or atoms of the perfluoroalkyl group are replaced by hydrogen atom or atoms, a polyfluoroalkyl group containing a terminal perfluoroalkyl group having 6 or less carbon atoms and a perfluoroalkylene group having 6 or less carbon atoms, or a linear or branched, perfluoroalkyl group containing a terminal perfluoroalkyl group having 6 or less carbon atoms, a perfluoroalkylene group having 6 or less carbon atoms and ether bonds; when k is 2, Rf is a linear or branched, perfluoroalkylene group or polyfluoroalkylene group, containing a perfluoroalkylene group having 6 or less carbon atoms and ether bonds; and A is an alkylene group having
    Type: Application
    Filed: March 10, 2016
    Publication date: February 22, 2018
    Inventors: Takeshi FUKUSHIMA, Katsuyuki SATO, Hideo SAWADA
  • Publication number: 20180009920
    Abstract: Disclosed is a fluorine-containing oligomer comprising a copolymer of a fluoroalkyl alcohol (meth)acrylic acid derivative represented by the general formula: CnF2n+1(CH2CF2)a(CF2CF2)b(CH2CH2)cOCOCR?CH2??[I] wherein R is a hydrogen atom or a methyl group, n is an integer of 1 to 6, a is an integer of 1 to 4; b is an integer of 0 to 3; and c is an integer of 1 to 3; and a (meth)acrylic acid derivative represented by the general formula: (CH2?CRCO)mR???[II] wherein R is a hydrogen atom or a methyl group, m is 1, 2, or 3; and when m is 1, R? is OH group, NH2 group that is unsubstituted or mono- or di-substituted with an alkyl group having 1 to 6 carbon atoms, or a monovalent group derived from an alkylene glycol or polyalkylene glycol group containing an alkylene group having 2 or 3 carbon atoms; when m is 2 or 3, R? is a divalent or trivalent organic group derived from a diol or triol. The copolymerization reaction is performed using a hydrocarbon-based peroxide or azo compound polymerization initiator.
    Type: Application
    Filed: September 22, 2017
    Publication date: January 11, 2018
    Inventors: Katsuyuki Sato, Hideo Sawada
  • Patent number: 9803044
    Abstract: Disclosed is a fluorine-containing oligomer comprising a copolymer of a fluoroalkyl alcohol (meth)acrylic acid derivative represented by the general formula: CnF2n+1(CH2CF2)a(CF2CF2)b(CH2CH2)cOCOCR?CH2??[I] wherein R is a hydrogen atom or a methyl group, n is an integer of 1 to 6, a is an integer of 1 to 4; b is an integer of 0 to 3; and c is an integer of 1 to 3; and a (meth)acrylic acid derivative represented by the general formula: (CH2?CRCO)mR???[II] wherein R is a hydrogen atom or a methyl group, m is 1, 2, or 3; and when m is 1, R? is OH group, NH2 group that is unsubstituted or mono- or di-substituted with an alkyl group having 1 to 6 carbon atoms, or a monovalent group derived from an alkylene glycol or polyalkylene glycol group containing an alkylene group having 2 or 3 carbon atoms; when m is 2 or 3, R? is a divalent or trivalent organic group derived from a diol or triol. The copolymerization reaction is performed using a hydrocarbon-based peroxide or azo compound polymerization initiator.
    Type: Grant
    Filed: March 6, 2014
    Date of Patent: October 31, 2017
    Assignees: Unimatec Co., Ltd., Hirosaki University
    Inventors: Katsuyuki Sato, Hideo Sawada
  • Patent number: 9695263
    Abstract: Disclosed is a fluorine-containing oligomer comprising a copolymer of a fluoroalkyl alcohol (meth)acrylic acid derivative of the formula: CnF2n+1(CH2)dOCOCR?CH2 [I], wherein R is a hydrogen atom or a methyl group, n is an integer of 1 to 10, and d is an integer of 1 to 6; and a (meth)acrylic acid derivative of the formula: (CH2?CRCO)mR? [II], wherein R is a hydrogen atom or a methyl group, m is 1, 2, or 3; and when m is 1, R? is —OH group, NH2 group that is unsubstituted or mono- or di-substituted with an alkyl group having 1 to 6 carbon atoms, or a monovalent group derived from an alkylene glycol or polyalkylene glycol group containing an alkylene group having 2 or 3 carbon atoms; when m is 2 or 3, R? is a divalent or trivalent organic group derived from a diol or triol. The copolymerization reaction is performed using a hydrocarbon-based peroxide or azo compound polymerization initiator.
    Type: Grant
    Filed: March 6, 2014
    Date of Patent: July 4, 2017
    Assignees: Unimatec Co., Ltd., Hirosaki University
    Inventors: Katsuyuki Sato, Hideo Sawada
  • Publication number: 20170023448
    Abstract: Fluorine-containing boric acid composite capsule particles comprising a condensate of a fluorine-containing alcohol, a guest compound, and boric acid particles, wherein the fluorine-containing alcohol is represented by the general formula: RF-A-OH wherein RF is: a perfluoroalkyl group having 6 or less carbon atoms, a linear or branched perfluoroalkyl group containing a terminal perfluoroalkyl group having 6 or less carbon atoms and a perfluoroalkylene group having 6 or less carbon atoms, and containing an O, S, or N atom, or a polyfluoroalkyl group in which some of the fluorine atom or atoms of the perfluoroalkyl group are replaced by hydrogen atom or atoms, and which contains a terminal perfluoroalkyl group having 6 or less carbon atoms and a perfluoroalkylene group having 6 or less carbon atoms, wherein the perfluoroalkylene group may contain an O, S, or N atom, and one fluorine atom of the terminal perfluoroalkyl group may be replaced by —(CH2)f0H (wherein f is an integer of 1 to 3); and A is an alky
    Type: Application
    Filed: March 10, 2015
    Publication date: January 26, 2017
    Inventors: Takeshi Fukushima, Katsuyuki Sato, Hideo Sawada
  • Publication number: 20170015833
    Abstract: Fluorine-containing titanium oxide—nano-silica composite particles comprising a condensate of a fluorine-containing alcohol and an alkoxysilane, and titanium oxide and nano-silica particles, wherein the fluorine-containing alcohol is represented by the general formula: RF—A—OH??[I] (wherein RF is a perfluoroalkyl group having 6 or less carbon atoms, or a polyfluoroalkyl group, in which some of the fluorine atom or atoms of the perfluoroalkyl group are replaced by a hydrogen atom or atoms, and which contains a terminal perfluoroalkyl group having 6 or less carbon atoms and a perfluoroalkylene group having 6 or less carbon atoms; and A is an alkylene group having 1 to 6 carbon atoms).
    Type: Application
    Filed: March 10, 2015
    Publication date: January 19, 2017
    Applicants: UNIMATEC CO., LTD., HIROSAKI UNIVERSITY
    Inventors: Takeshi Fukushima, Katsuyuki Sato, Hideo Sawada
  • Publication number: 20170015839
    Abstract: The present invention provides fluorine-containing boric acid composite particles comprising a condensate of boric acid and a fluorine-containing alcohol represented by the general formula: RF-A-OH ??[I] wherein RF is a perfluoroalkyl group having 6 or less carbon atoms, or a polyfluoroalkyl group, in which some of the fluorine atoms of the perfluoroalkyl group are replaced by a hydrogen atom or atoms, and which contains a terminal perfluoroalkyl group having 6 or less carbon atoms and a perfluoroalkylene group having 6 or less carbon atoms; and A is an alkylene group having 1 to 6 carbon atoms. The fluorine-containing boric acid composite particles may also be a condensate of boric acid, the said fluorine-containing alcohol, and an alkoxysilane at a molar ratio of 1.0 or less based on the fluorine-containing alcohol. These fluorine-containing boric acid composite particles has excellent adhesion to inorganic substrates, and the like.
    Type: Application
    Filed: March 10, 2015
    Publication date: January 19, 2017
    Inventors: Takeshi Fukushima, Katsuyuki Sato, Hideo Sawada
  • Publication number: 20170015840
    Abstract: A composite material of resin—fluorine-containing boric acid composite particles comprising a resin, and a condensate of boric acid and a fluorine-containing alcohol represented by the general formula RF-A-OH (wherein RF is a perfluoroalkyl group having 6 or less carbon atoms, or a polyfluoroalkyl group, in which some of the fluorine atom or atoms of the perfluoroalkyl group are replaced by a hydrogen atom or hydrogen atoms, and which contains a terminal perfluoroalkyl group having 6 or less carbon atoms and a perfluoroalkylene group having 6 or less carbon atoms; and A is an alkylene group having 1 to 6 carbon atoms, or comprising a resin, and a condensate of boric acid, the said fluorine-containing alcohol and an alkoxysilane at a molar ratio of 1.0 or less based on the fluorine-containing alcohol. These composite materials of resin—fluorine-containing boric acid composite particles has good adhesion to inorganic substrates, and the like.
    Type: Application
    Filed: March 10, 2015
    Publication date: January 19, 2017
    Inventors: Takeshi Fukushima, Katsuyuki Sato, Hideo Sawada
  • Patent number: 9475826
    Abstract: Fluorine-containing nano composite particles comprising a condensate of a fluorine-containing alcohol represented by the general formula: RF-A-OH??[I] wherein RF is a perfluoroalkyl group or a polyfluoroalkyl group in which some of the fluorine atoms of the perfluoroalkyl group are replaced by hydrogen atoms, and A is an alkylene group having 1 to 6 carbon atoms; and an alkoxysilane, or fluorine-containing nano composite particles comprising a condensate of a fluorine-containing alcohol represented by the general formula: RF?-A-OH??[Ia] or the general formula: HO-A-RF?-A-OH??[Ib] wherein RF? is a linear or branched perfluoroalkyl group containing an O, S, or N atom, RF? is a linear or branched perfluoroalkylene group containing an O, S, or N atom, and A is an alkylene group having 1 to 6 carbon atoms; and an alkoxysilane.
    Type: Grant
    Filed: March 6, 2014
    Date of Patent: October 25, 2016
    Assignees: Unimatec Co., Ltd., Hirosaki University
    Inventors: Katsuyuki Sato, Hideo Sawada
  • Publication number: 20160137768
    Abstract: Disclosed is a fluorine-containing oligomer comprising a copolymer of a fluoroalkyl alcohol (meth)acrylic acid derivative represented by the general formula: CnF2n+1(CH2CF2)a(CF2CF2)b(CH2CH2)cOCOCR?CH2??[I] wherein R is a hydrogen atom or a methyl group, n is an integer of 1 to 6, a is an integer of 1 to 4; b is an integer of 0 to 3; and c is an integer of 1 to 3; and a (meth)acrylic acid derivative represented by the general formula: (CH2?CRCO)mR???[II] wherein R is a hydrogen atom or a methyl group, m is 1, 2, or 3; and when m is 1, R? is OH group, NH2 group that is unsubstituted or mono- or di-substituted with an alkyl group having 1 to 6 carbon atoms, or a monovalent group derived from an alkylene glycol or polyalkylene glycol group containing an alkylene group having 2 or 3 carbon atoms; when m is 2 or 3, R? is a divalent or trivalent organic group derived from a diol or triol. The copolymerization reaction is performed using a hydrocarbon-based peroxide or azo compound polymerization initiator.
    Type: Application
    Filed: March 6, 2014
    Publication date: May 19, 2016
    Inventors: Katsuyuki SATO, Hideo SAWADA
  • Patent number: 9267827
    Abstract: An excitation circuit, which is used in an electromagnetic flow meter, measures a flow rate value for a fluid, based on an electromotive force. An excitation coil, which is provided on an outside of a measurement tube, is supplied with an excitation current, where, in response, the electromotive force, which is perpendicular to a magnetic field of the excitation coil that is generated in the fluid within the measurement tube, is detected by a pair of electrodes provided on the measurement tube.
    Type: Grant
    Filed: March 15, 2013
    Date of Patent: February 23, 2016
    Assignee: AZBIL CORPORATION
    Inventors: Osamu Momose, Hideo Sawada, Ichiro Mitsutake, Yoshio Yamazaki
  • Publication number: 20160017198
    Abstract: Fluorine-containing nano-silica composite particles comprising a condensate of a fluorine-containing alcohol represented by the general formula: RF-A-OH??[I] wherein RF is a perfluoroalkyl group or a polyfluoroalkyl group in which some of the fluorine atoms of the perfluoroalkyl group are replaced by hydrogen atoms, and A is an alkylene group having 1 to 6 carbon atoms; and an alkoxysilane with nano-silica particles, or fluorine-containing nano-silica composite particles comprising a condensate of a fluorine-containing alcohol represented by the general formula: RF?-A-OH??[Ia] or the general formula: HO-A-RF?-A-OH??[Ib] wherein RF? is a linear or branched perfluoroalkyl group containing an O, S, or N atom, RF? is a linear or branched perfluoroalkylene group containing an O, S, or N atom, and A is an alkylene group having 1 to 6 carbon atoms; and an alkoxysilane with nano-silica particles.
    Type: Application
    Filed: March 6, 2014
    Publication date: January 21, 2016
    Inventors: Katsuyuki Sato, Hideo Sawada
  • Publication number: 20160017072
    Abstract: Disclosed is a fluorine-containing oligomer comprising a copolymer of a fluoroalkyl alcohol (meth)acrylic acid derivative of the formula: CnF2n+1(CH2)dOCOCR?CH2 [I], wherein R is a hydrogen atom or a methyl group, n is an integer of 1 to 10, and d is an integer of 1 to 6; and a (meth)acrylic acid derivative of the formula: (CH2?CRCO)mR? [II], wherein R is a hydrogen atom or a methyl group, m is 1, 2, or 3; and when m is 1, R? is —OH group, NH2 group that is unsubstituted or mono- or di-substituted with an alkyl group having 1 to 6 carbon atoms, or a monovalent group derived from an alkylene glycol or polyalkylene glycol group containing an alkylene group having 2 or 3 carbon atoms; when m is 2 or 3, R? is a divalent or trivalent organic group derived from a diol or triol. The copolymerization reaction is performed using a hydrocarbon-based peroxide or azo compound polymerization initiator.
    Type: Application
    Filed: March 6, 2014
    Publication date: January 21, 2016
    Inventors: Katsuyuki Sato, Hideo Sawada
  • Publication number: 20160009739
    Abstract: Fluorine-containing nano composite particles comprising a condensate of a fluorine-containing alcohol represented by the general formula: RF-A-OH ??[I] wherein RF is a perfluoroalkyl group or a polyfluoroalkyl group in which some of the fluorine atoms of the perfluoroalkyl group are replaced by hydrogen atoms, and A is an alkylene group having 1 to 6 carbon atoms; and an alkoxysilane, or fluorine-containing nano composite particles comprising a condensate of a fluorine-containing alcohol represented by the general formula: RF?-A-OH ??[Ia] or the general formula: HO-A-RF?-A-OH ??[Ib] wherein RF? is a linear or branched perfluoroalkyl group containing an O, S, or N atom, RF? is a linear or branched perfluoroalkylene group containing an O, S, or N atom, and A is an alkylene group having 1 to 6 carbon atoms; and an alkoxysilane.
    Type: Application
    Filed: March 6, 2014
    Publication date: January 14, 2016
    Inventors: Katsuyuki Sato, Hideo Sawada
  • Publication number: 20160009922
    Abstract: Fluorine-containing calcium composite particles comprising an aggregate of a fluorine-containing alcohol represented by the general formula: CnF2n+1(CH2CF2)a(CF2CF2)b(CH2CH2)cOH wherein n is an integer of 1 to 6, a is an integer of 1 to 4, b is an integer of 0 to 3, and c is an integer of 1 to 3; and a calcium compound, or fluorine-containing calcium composite particles comprising a condensate of a fluorine-containing alcohol represented by the general formula: RF-A-OH or the general formula: HO-A-RF?-A-OH wherein RF is a liner or branched perfluoroalkyl group that may contain an O, S, or N atom, or a polyfluoroalkyl group in which some of the fluorine atoms of the perfluoroalkyl group are replaced by hydrogen atoms; RF? is a linear or branched perfluoroalkylene group containing an O, S, or N atom; and A is an alkylene group having 1 to 6 carbon atoms; alkoxysilane, and a calcium compound.
    Type: Application
    Filed: March 6, 2014
    Publication date: January 14, 2016
    Inventors: Katsuyuki SATO, Hideo SAWADA