Patents by Inventor Sotaro INOMATA

Sotaro INOMATA 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: 20230417658
    Abstract: With the present invention, it is possible to provide an inspection tool capable of easily inspecting whether or not light which inactivates a virus or the like has been radiated and easily inspecting whether or not light which is harmful to the human body has been radiated. The inspection tool of the present invention includes a first display portion and a second display portion, in which the first display portion is a display portion which indicates a visual change before and after irradiation of the inspection tool with light having at least any of wavelengths in a wavelength range of 200 to 280 nm, and the second display portion is a display portion which does not indicate a visual change before and after irradiation of the inspection tool with light in a wavelength range of 200 to 230 nm, but indicates a visual change before and after irradiation of the inspection tool with light having at least any of wavelengths in a wavelength range of more than 230 nm and 280 nm or less.
    Type: Application
    Filed: September 13, 2023
    Publication date: December 28, 2023
    Applicant: FUJIFILM Corporation
    Inventors: Kimi IKEDA, Sotaro INOMATA, Yusuke SAKAI
  • Patent number: 11845247
    Abstract: There is provided a composition for a laminated material used for a medical lubricating member, the composition including a polymer b including a polysiloxane structure, a catalyst for crosslinking reaction, and a crosslinking agent having a particular structure. The polymer b includes at least one of an acrylic acid component, an acrylic acid ester component, an acrylamide component, or a styrene component and has a hydroxy group, a carboxy group, an amino group, an isocyanate group, an oxazolinyl group, an epoxy group, a vinyl group, an ethynyl group, a sulfanyl group, an azide group, a trialkoxysilyl group, or an acid anhydride structure. There are also provided a laminated material and a medical lubricating member produced from the composition, a medical device including the laminated material and the medical lubricating member, and a method for producing the laminated material and the medical lubricating member.
    Type: Grant
    Filed: January 13, 2021
    Date of Patent: December 19, 2023
    Assignee: FUJIFILM Corporation
    Inventors: Yoshihiro Nakai, Sotaro Inomata
  • Patent number: 11766852
    Abstract: There is provided an insertion auxiliary tube having a tubular substrate a and a layer b disposed on at least one of an inside or an outside of the tubular substrate a. The layer b includes a polymer including a polysiloxane structure. The polymer includes an acrylic acid component, an acrylic acid ester component, an acrylamide component, or a styrene component and has a particular polar group in a molecule thereof. There are also provided a composition for an insertion auxiliary tube capable of providing the insertion auxiliary tube, a set of the insertion auxiliary tube and an endoscope, an endoscope apparatus including the insertion auxiliary tube and an endoscope, and a method for producing the insertion auxiliary tube.
    Type: Grant
    Filed: January 13, 2021
    Date of Patent: September 26, 2023
    Assignee: FUJIFILM Corporation
    Inventors: Sotaro Inomata, Nobuharu Takahashi
  • Publication number: 20220289937
    Abstract: A composition for an acoustic lens contains the following components (A) to (C): (A) a polysiloxane having a vinyl group, (B) a polysiloxane having two or more Si—H groups in a molecular chain thereof, and (C) alumina particles surface-treated with at least one surface treatment agent of an aminosilane compound, a mercaptosilane compound, an isocyanatosilane compound, a thiocyanatosilane compound, an aluminum alkoxide compound, a zirconium alkoxide compound, or a titanium alkoxide compound.
    Type: Application
    Filed: June 3, 2022
    Publication date: September 15, 2022
    Applicant: FUJIFILM Corporation
    Inventors: Yoshihiro NAKAI, Sotaro INOMATA
  • Patent number: 11351761
    Abstract: There is provided a composition for a laminated material used for a medical lubricating member, the composition including a polymer b1 including a polysiloxane structure and a crosslinkable polymer b2 having a particular reactive group that forms a crosslinked body with the polymer b1 and having a number-average molecular weight of 1000 or more. The crosslinkable polymer b2 is at least one of polysaccharides, polyethyleneimines, polyesters, polyethers, polyamides, polyurethanes, polyureas, or polyimides. There are also provided a laminated material used for a medical lubricating member and including the composition, a medical lubricating member, and a medical device.
    Type: Grant
    Filed: January 13, 2021
    Date of Patent: June 7, 2022
    Assignee: FUJIFILM Corporation
    Inventor: Sotaro Inomata
  • Publication number: 20210129511
    Abstract: There is provided a composition for a laminated material used for a medical lubricating member, the composition including a polymer b1 including a polysiloxane structure and a crosslinkable polymer b2 having a particular reactive group that forms a crosslinked body with the polymer b1 and having a number-average molecular weight of 1000 or more. The crosslinkable polymer b2 is at least one of polysaccharides, polyethyleneimines, polyesters, polyethers, polyamides, polyurethanes, polyureas, or polyimides. There are also provided a laminated material used for a medical lubricating member and including the composition, a medical lubricating member, and a medical device.
    Type: Application
    Filed: January 13, 2021
    Publication date: May 6, 2021
    Applicant: FUJIFILM Corporation
    Inventor: Sotaro INOMATA
  • Publication number: 20210129509
    Abstract: There is provided a composition for a laminated material used for a medical lubricating member, the composition including a polymer b including a polysiloxane structure, a catalyst for crosslinking reaction, and a crosslinking agent having a particular structure. The polymer b includes at least one of an acrylic acid component, an acrylic acid ester component, an acrylamide component, or a styrene component and has a hydroxy group, a carboxy group, an amino group, an isocyanate group, an oxazolinyl group, an epoxy group, a vinyl group, an ethynyl group, a sulfanyl group, an azide group, a trialkoxysilyl group, or an acid anhydride structure. There are also provided a laminated material and a medical lubricating member produced from the composition, a medical device including the laminated material and the medical lubricating member, and a method for producing the laminated material and the medical lubricating member.
    Type: Application
    Filed: January 13, 2021
    Publication date: May 6, 2021
    Applicant: FUJIFILM Corporation
    Inventors: Yoshihiro NAKAI, Sotaro INOMATA
  • Publication number: 20210129510
    Abstract: There is provided an insertion auxiliary tube having a tubular substrate a and a layer b disposed on at least one of an inside or an outside of the tubular substrate a. The layer b includes a polymer including a polysiloxane structure. The polymer includes an acrylic acid component, an acrylic acid ester component, an acrylamide component, or a styrene component and has a particular polar group in a molecule thereof. There are also provided a composition for an insertion auxiliary tube capable of providing the insertion auxiliary tube, a set of the insertion auxiliary tube and an endoscope, an endoscope apparatus including the insertion auxiliary tube and an endoscope, and a method for producing the insertion auxiliary tube.
    Type: Application
    Filed: January 13, 2021
    Publication date: May 6, 2021
    Applicant: FUJIFILM Corporation
    Inventors: Sotaro Inomata, Nobuharu Takahashi
  • Patent number: 10717706
    Abstract: An m-phenylenediamine compound is represented by the following General Formula (I), (II), or (III). R1 represents a hydrogen atom, an alkyl group, a cycloalkyl group, or an aryl group. R2, R3, and R4 each represent an alkyl group. R5 and R6 each represent an alkyl group. X represents a chlorine atom or a bromine atom. A method for producing a polymer compound includes obtaining a polymer compound by using the m-phenylenediamine compound represented by General Formula (I) as a raw material.
    Type: Grant
    Filed: February 13, 2019
    Date of Patent: July 21, 2020
    Assignee: FUJIFILM Corporation
    Inventors: Koji Hironaka, Shohei Kataoka, Masato Senoo, Tetsu Kitamura, Sotaro Inomata, Satoshi Sano, Masatoshi Yumoto
  • Patent number: 10537859
    Abstract: A gas separation membrane includes a gas separation layer containing a polyimide compound having a repeating unit represented by Formula (I), in Formula (I), RI represents a hydrogen atom, an alkyl group, or a halogen atom, Xa represents a sulfamoyl group, an alkoxysulfonyl group, a carboxy group, a hydroxy group, an acyloxy group, or a halogen atom, and R represents a mother nucleus having a specific structure.
    Type: Grant
    Filed: November 8, 2017
    Date of Patent: January 21, 2020
    Assignee: FUJIFILM Corporation
    Inventors: Koji Hironaka, Satoshi Sano, Yusuke Iizuka, Sotaro Inomata, Keisuke Kodama, Tetsu Kitamura
  • Publication number: 20190328931
    Abstract: Provided are a laminated material used for a medical lubricating member, including a base material a, and a layer b which is disposed on the base material a and contains a polymer having a polysiloxane structure, in which the polymer contains an acrylic acid component, an acrylic acid ester component, an acrylamide component, and/or a styrene component as a constituent component, and the polymer contains a hydroxy group, a carboxy group, an amino group, an isocyanate group, an oxazoline ring, an epoxy group, a vinyl group, an ethynyl group, a sulfanyl group, an azide group, a trialkoxysilyl group, and/or an acid anhydride structure in a molecule; a medical lubricating member formed of this laminated material; and a medical device using this medical lubricating member.
    Type: Application
    Filed: July 9, 2019
    Publication date: October 31, 2019
    Applicant: FUJIFILM Corporation
    Inventors: Sotaro Inomata, Nobuharu Takahashi
  • Publication number: 20190177270
    Abstract: An m-phenylenediamine compound is represented by the following General Formula (I), (II), or (III). R1 represents a hydrogen atom, an alkyl group, a cycloalkyl group, or an aryl group. R2, R3, and R4 each represent an alkyl group. R5 and R6 each represent an alkyl group. X represents a chlorine atom or a bromine atom. A method for producing a polymer compound includes obtaining a polymer compound by using the m-phenylenediamine compound represented by General Formula (I) as a raw material.
    Type: Application
    Filed: February 13, 2019
    Publication date: June 13, 2019
    Applicant: FUJIFILM Corporation
    Inventors: Koji HIRONAKA, Shohei KATAOKA, Masato SENOO, Tetsu KITAMURA, Sotaro INOMATA, Satoshi SANO, Masatoshi YUMOTO
  • Patent number: 10279342
    Abstract: There are provided an ion-exchange polymer including a structure represented by the following General Formula (1) and a production method therefor, an electrolyte membrane and a production method therefor, and a composition for producing an ion-exchange polymer. In a case where the sum of a1, b1, and c1 is 1.000, a1 is 0.000 to 0.750, b1 is 0.240 to 0.990, and c1 is 0.001 to 0.100. L represents an alkylene group, L1 and L2 each represent a divalent linking group, R1 is a hydrogen atom or an alkyl group, R2 and R3 each represent an alkyl group or an allyl group, X1? and X2? each represent an inorganic or organic anion, and Y represents a halogen atom. Z1 represents —O— or —NRa—, and Ra represents a hydrogen atom or an alkyl group.
    Type: Grant
    Filed: August 30, 2016
    Date of Patent: May 7, 2019
    Assignee: FUJIFILM Corporation
    Inventors: Sotaro Inomata, Keisuke Kodama, Satoshi Sano, Kuniyuki Kaminaga
  • Publication number: 20180339275
    Abstract: A gas separation membrane includes a gas separation layer containing a polyimide compound and the polyimide compound has a repeating unit represented by Formula (I). In Formula (I), Rf1, Rf4, Rf5, and Rf8 each independently represent an alkyl group. Rf2, Rf3, Rf6, Rf7, and Rf9 to Rf16 each independently represent a hydrogen atom or a substituent, and at least one of Rf2, Rf3, Rf6, Rf7, and Rf9, . . . , or Rf16 represents a specific polar group. A represents a single bond or a divalent linking group having a specific structure. R represents a mother nucleus having a specific structure.
    Type: Application
    Filed: July 26, 2018
    Publication date: November 29, 2018
    Applicant: FUJIFILM Corporation
    Inventors: Tetsu KITAMURA, Sotaro INOMATA, Masatoshi YUMOTO, Motoi HARADA
  • Publication number: 20180290111
    Abstract: A gas separation membrane includes a gas separation layer containing a polyimide compound, in which the polyimide compound has a repeating unit represented by Formula (I), in Formula (I), Rf1 to Rf6 each independently represent a hydrogen atom or a substituent, a ring Ar1 and a ring Ar2 each independently represent an aromatic ring, A represents a single bond or a divalent linking group, and R represents a mother nucleus having a specific structure.
    Type: Application
    Filed: June 7, 2018
    Publication date: October 11, 2018
    Applicant: FUJIFILM Corporation
    Inventors: Sotaro INOMATA, Shigeki UEHIRA, Tetsu KITAMURA
  • Patent number: 10040916
    Abstract: Provided is a functional polymer membrane having a structure represented by the following Formula (1) and a structure represented by the following Formula (2), in which an ion exchange capacity is 2.0 meq/g to 7.
    Type: Grant
    Filed: September 1, 2016
    Date of Patent: August 7, 2018
    Assignee: FUJIFILM Corporation
    Inventors: Kazuomi Inoue, Keisuke Kodama, Sotaro Inomata
  • Patent number: 10005856
    Abstract: Provided are a curable composition including an amide compound that is represented by Formula (1) below and of which a density of sulfonic acid is 3.9 milliequivalent/g or greater. m represents an integer of 1 or greater, n represents an integer of 2 or greater, L1 represents a m+1-valent linking group, and L2 represents an n-valent linking group. R1 represents a hydrogen atom or an alkyl group, and R2 represents —SO3?M+ or —SO3R3 (R3 represents an alkyl group or an aryl group). Here, in a case where there are plural R2's, not all of the R2's are —SO3R3. M+ represents a hydrogen ion, an inorganic ion, or an organic ion.
    Type: Grant
    Filed: February 13, 2017
    Date of Patent: June 26, 2018
    Assignee: FUJIFILM Corporation
    Inventors: Yuusuke Iizuka, Satoshi Sano, Keisuke Kodama, Sotaro Inomata, Kuniyuki Kaminaga
  • Publication number: 20180085716
    Abstract: A gas separation membrane includes a gas separation layer containing a polyimide compound having a repeating unit represented by Formula (I), in Formula (I), RI represents a hydrogen atom, an alkyl group, or a halogen atom, Xa represents a sulfamoyl group, an alkoxysulfonyl group, a carboxy group, a hydroxy group, an acyloxy group, or a halogen atom, and R represents a mother nucleus having a specific structure.
    Type: Application
    Filed: November 8, 2017
    Publication date: March 29, 2018
    Applicant: FUJIFILM Corporation
    Inventors: Koji HIRONAKA, Satoshi SANO, Yusuke IIZUKA, Sotaro INOMATA, Keisuke KODAMA, Tetsu KITAMURA
  • Patent number: 9795955
    Abstract: Provided are a curable composition including a compound expressed by General Formula (1) below; a polymerization initiator; and a chain transfer agent, and a cured polymer product. In General Formula (1), m represents an integer of 1 to 4, and n represents an integer of 1 to 4. Here, a sum of m and n is not greater than 5. MA represents a hydrogen ion, an inorganic ion, or an organic ion. Here, an inorganic ion and an organic ion may be bivalent or higher ions. Each of R1 and R2 independently represents a hydrogen atom or an alkyl group.
    Type: Grant
    Filed: August 17, 2016
    Date of Patent: October 24, 2017
    Assignee: FUJIFILM Corporation
    Inventors: Sotaro Inomata, Keisuke Kodama, Kazuomi Inoue
  • Publication number: 20170152331
    Abstract: Provided are a curable composition including an amide compound that is represented by Formula (1) below and of which a density of sulfonic acid is 3.9 milliequivalent/g or greater, a functional polymer hardened product, a stack or a device including a functional polymer membrane, an amide compound, and a manufacturing method thereof. m represents an integer of 1 or greater, n represents an integer of 2 or greater, L1 represents a m+1-valent linking group, and L2 represents an n-valent linking group. R1 represents a hydrogen atom or an alkyl group, and R2 represents —SO3?M+ or —SO3R3 (R3 represents an alkyl group or an aryl group). Here, in a case where there are plural R2's, not all of the R2's are —SO3R3. M+ represents a hydrogen ion, an inorganic ion, or an organic ion.
    Type: Application
    Filed: February 13, 2017
    Publication date: June 1, 2017
    Applicant: FUJIFILM Corporation
    Inventors: Yuusuke IIZUKA, Satoshi SANO, Keisuke KODAMA, Sotaro INOMATA, Kuniyuki KAMINAGA