Patents by Inventor Teruo Sasaki

Teruo Sasaki 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: 11188020
    Abstract: There is provided a method of producing a blade for cleaning a toner image retainer, the method including: binding an abutting layer that abuts against the toner image retainer and a supporting layer that supports the abutting layer, wherein the maximum value D of a difference between a first loss tangent at 1 Hz and a second loss tangent at 100 Hz of the blade that includes the abutting layer and the supporting layer satisfies the formula: 0.2?D?0.7, wherein the maximum value D is a maximum value of a difference between the first loss tangent and the second loss tangent at temperatures within a range of 0° C. to 50° C.
    Type: Grant
    Filed: April 6, 2021
    Date of Patent: November 30, 2021
    Assignee: KONICA MINOLTA, INC.
    Inventors: Kunihiro Ogura, Yukio Hosoya, Taiki Amemiya, Teruo Sasaki
  • Publication number: 20210325816
    Abstract: There is provided a method of producing a blade for cleaning a toner image retainer, the method including: binding an abutting layer that abuts against the toner image retainer and a supporting layer that supports the abutting layer, wherein the maximum value D of a difference between a first loss tangent (Tan ?) at 1 Hz and a second loss tangent at 100 Hz of the blade that includes the abutting layer and the supporting layer satisfies formula (1): [Mathematical Formula 1] 0.2?D?0.7??(1) wherein the maximum value D is a maximum value of a difference between the first loss tangent and the second loss tangent at temperatures within a range of 0° C. to 50° C.
    Type: Application
    Filed: April 6, 2021
    Publication date: October 21, 2021
    Inventors: Kunihiro OGURA, Yukio HOSOYA, Taiki AMEMIYA, Teruo SASAKI
  • Publication number: 20200338591
    Abstract: A method for forming a multilayer coating film, comprising: (1) applying a yellow pigment-containing paint (X) to a substrate to form at least one layer of a yellow coating film; (2) applying an effect pigment dispersion (Y) to the yellow coating film to form an effect coating film; (3) applying a clear paint (Z) to the effect coating film to form a clear coating film; and (4) heating the yellow coating film, the effect coating film, and the clear coating film to separately or simultaneously cure the coating films, wherein the multilayer coating film has an h value of 60 to 120°, the multilayer coating film has a Y5 value of 200 or more, and the multilayer coating film has a CS value of 90 or more, wherein the CS value is expressed by a specific equation.
    Type: Application
    Filed: January 11, 2019
    Publication date: October 29, 2020
    Applicant: KANSAI PAINT CO., LTD.
    Inventors: Kenji SAKAI, Teruo SASAKI, Natsuko NAKANO
  • Patent number: 10782635
    Abstract: An intermediate transfer body includes: a base layer made of a resin; and a surface layer disposed on the base layer, wherein the surface layer is an integral object of inorganic oxide and contains a black titanium compound dispersed in the surface layer.
    Type: Grant
    Filed: May 10, 2018
    Date of Patent: September 22, 2020
    Assignee: KONICA MINOLTA, INC.
    Inventors: Teruo Sasaki, Akihiro Honya, Kazunori Kurimoto
  • Patent number: 10670997
    Abstract: An intermediate transfer body used in an electrophotographic image forming device includes: at least a substrate layer and a surface layer, wherein the surface layer is formed by a cured product obtained by curing a coating liquid containing a curable compound, an inorganic filler, and a fluorine-based surfactant having a reactive group, and the surface layer has a pure water contact angle of 75° or more and 90° or less.
    Type: Grant
    Filed: August 30, 2019
    Date of Patent: June 2, 2020
    Assignee: Konica Minolta, Inc.
    Inventors: Akihiro Honya, Kazunori Kurimoto, Teruo Sasaki
  • Publication number: 20200081376
    Abstract: An intermediate transfer body used in an electrophotographic image forming device includes: at least a substrate layer and a surface layer, wherein the surface layer is formed by a cured product obtained by curing a coating liquid containing a curable compound, an inorganic filler, and a fluorine-based surfactant having a reactive group, and the surface layer has a pure water contact angle of 75° or more and 90° or less.
    Type: Application
    Filed: August 30, 2019
    Publication date: March 12, 2020
    Inventors: Akihiro HONYA, Kazunori KURIMOTO, Teruo SASAKI
  • Patent number: 10353322
    Abstract: An endless intermediate transfer belt includes a substrate layer, and a surface layer to be disposed on the substrate layer. The surface layer is configured by a polymerized cured product of a radical polymerizable composition including a radical polymerizable monomer having a radical polymerizable functional group, an oxime ester-based photopolymerization initiator having a carbazole structure, and a metal oxide particle subjected to surface treatment. The radical polymerizable functional group corresponds to one or both of an acryloyl group and a methacryloyl group. The metal oxide particle subjected to surface treatment includes a metal oxide particle, and a substance for support, to be supported on a surface of the metal oxide particle.
    Type: Grant
    Filed: September 22, 2017
    Date of Patent: July 16, 2019
    Assignee: KONICA MINOLTA, INC.
    Inventors: Akihiro Honya, Teruo Sasaki, Shinichi Yabuki, Junji Kanda
  • Patent number: 10274874
    Abstract: An intermediate transfer member includes a resin substrate layer and a surface layer disposed on the substrate layer. The surface layer is a cured product of a resin composition containing a polyfunctional (meth)acrylate, a photopolymerization initiator, and a tertiary amine compound having a melting point of 30° C. or more. In the tertiary amine compound, at least one hydrogen atom is bonded to one carbon atom out of three carbon atoms bonded to a nitrogen atom.
    Type: Grant
    Filed: November 14, 2017
    Date of Patent: April 30, 2019
    Assignee: KONICA MINOLTA, INC.
    Inventors: Teruo Sasaki, Akihiro Honya, Shinichi Hamaguchi, Shinichi Yabuki, Junji Kanda
  • Publication number: 20190086841
    Abstract: An intermediate transfer body used for an electrophotographic image forming device, includes: at least a base layer; and a surface layer, wherein the surface layer includes a polymer obtained by polymerizing a polyfunctional (meth)acrylic monomer and a monofunctional (meth)acrylic monomer, and metal oxide fine particles, the monofunctional (meth)acrylic monomer has an alkyl group having 6 or more carbon atoms, and the metal oxide fine particles are surface-modified with a reactive organic group having a structure represented by the following general formula (1). CH2?C(R)COO(CH2)nSi— General formula (1) [In the formula, R represents a hydrogen atom or a methyl group. n represents an integer of 3 to 6.
    Type: Application
    Filed: August 29, 2018
    Publication date: March 21, 2019
    Inventors: Akihiro Honya, Kazunori Kurimoto, Teruo Sasaki
  • Publication number: 20190086840
    Abstract: There is provided an intermediate transfer body used for an electrophotographic image forming device, the intermediate transfer body including: at least a base layer, and a surface layer, wherein the surface layer includes a polymer obtained by polymerizing a polyfunctional monomer and a monofunctional monomer having a long-chain alkyl group, and a solubility parameter (SP (M1)) of the polyfunctional monomer (M1) and a solubility parameter (SP (M2)) of the long-chain alkyl monofunctional monomer (M2) satisfy the following formulas (A) and (B): SP(M1)?SP(M2)<2.0(cal/cm3)1/2??Formula (A); and 8.0?SP(M2)?9.0(cal/cm3)1/2??Formula (B).
    Type: Application
    Filed: August 28, 2018
    Publication date: March 21, 2019
    Inventors: Kazunori KURIMOTO, Akihiro HONYA, Teruo SASAKI
  • Publication number: 20180364621
    Abstract: An intermediate transfer body includes: a base layer made of a resin; and a surface layer disposed on the base layer, wherein the surface layer is an integral object of inorganic oxide and contains a black titanium compound dispersed in the surface layer.
    Type: Application
    Filed: May 10, 2018
    Publication date: December 20, 2018
    Inventors: Teruo Sasaki, Akihiro Honya, Kazunori Kurimoto
  • Publication number: 20180364603
    Abstract: The intermediate transfer member of the present invention has a substrate layer made of a resin and a surface layer disposed on the substrate layer. The surface layer is an integrated matter made of a polymer of a polyfunctional monomer and contains a black titanium compound dispersed in the surface layer. A method for producing the same comprises irradiating a coating film of a coating containing a black titanium oxide and the monomer with a high energy light beam to polymerize the monomer to thereby fabricate the surface layer. The image forming apparatus of the present invention has the intermediate transfer member.
    Type: Application
    Filed: June 5, 2018
    Publication date: December 20, 2018
    Inventors: Teruo SASAKI, Akihiro HONYA, Kazunori KURIMOTO
  • Patent number: 10042291
    Abstract: According to the present invention, increase in a dynamic friction force can be suppressed and cleaning performance of a cleaning member can be improved under any operating environment without additionally providing a special mechanism. An intermediate transfer member includes a substrate layer and a surface layer, the surface layer contains a cured product of a polymerizable monomer, and the monomer contains a compound represented by the following formula (1): A-[(L-B)k-D]m(D)l??(1) wherein A represents a tetra- or higher-valent organic group, B independently represents an alkylene oxide group having 4 to 15 carbon atoms, D independently represents a (meth)acryloyl group, L independently represents —(CO)— or a single bond, k independently represents an integer of 1 or more, l represents an integer of 0 to 3, m represents an integer of 2 or more, and a sum of l and m represents an integer of 3 or more.
    Type: Grant
    Filed: June 13, 2017
    Date of Patent: August 7, 2018
    Assignee: KONICA MINOLTA, INC.
    Inventors: Teruo Sasaki, Akihiro Honya, Shinichi Yabuki, Shinichi Hamaguchi
  • Patent number: 9982215
    Abstract: A solid lubricant is supplied to a surface of an image carrier of an electrophotographic image forming apparatus. The solid lubricant contains a fatty acid metal salt and polypropylene, and the polypropylene has an acid value of 1 mg KOH/g or more. The solid lubricant is a solid substance of a melt mold containing the fatty acid metal salt and the polypropylene.
    Type: Grant
    Filed: February 14, 2017
    Date of Patent: May 29, 2018
    Assignee: KONICA MINOLTA, INC.
    Inventors: Taiki Amemiya, Yukio Hosoya, Kunihiro Ogura, Teruo Sasaki
  • Publication number: 20180136590
    Abstract: An intermediate transfer member includes a resin substrate layer and a surface layer disposed on the substrate layer. The surface layer is a cured product of a resin composition containing a polyfunctional (meth)acrylate, a photopolymerization initiator, and a tertiary amine compound having a melting point of 30° C. or more. In the tertiary amine compound, at least one hydrogen atom is bonded to one carbon atom out of three carbon atoms bonded to a nitrogen atom.
    Type: Application
    Filed: November 14, 2017
    Publication date: May 17, 2018
    Inventors: Teruo SASAKI, Akihiro HONYA, Shinichi HAMAGUCHI, Shinichi YABUKI, Junji KANDA
  • Publication number: 20180095384
    Abstract: An endless intermediate transfer belt includes a substrate layer, and a surface layer to be disposed on the substrate layer. The surface layer is configured by a polymerized cured product of a radical polymerizable composition including a radical polymerizable monomer having a radical polymerizable functional group, an oxime ester-based photopolymerization initiator having a carbazole structure, and a metal oxide particle subjected to surface treatment. The radical polymerizable functional group corresponds to one or both of an acryloyl group and a methacryloyl group. The metal oxide particle subjected to surface treatment includes a metal oxide particle, and a substance for support, to be supported on a surface of the metal oxide particle.
    Type: Application
    Filed: September 22, 2017
    Publication date: April 5, 2018
    Inventors: Akihiro HONYA, Teruo SASAKI, Shinichi YABUKI, Junji KANDA
  • Patent number: 9933745
    Abstract: A solid lubricant containing a fatty acid metal salt and a polyethylene having an acid value is prepared. The solid lubricant is disposed so as to be applied on a surface of an image bearing member of an image forming apparatus in electrophotography, and a lubricant layer is formed on the surface of the image bearing member with the solid lubricant.
    Type: Grant
    Filed: August 3, 2016
    Date of Patent: April 3, 2018
    Assignee: KONICA MINOLTA, INC.
    Inventors: Teruo Sasaki, Yukio Hosoya, Kunihiro Ogura, Taiki Amemiya
  • Publication number: 20170357191
    Abstract: According to the present invention, increase in a dynamic friction force can be suppressed and cleaning performance of a cleaning member can be improved under any operating environment without additionally providing a special mechanism. An intermediate transfer member includes a substrate layer and a surface layer, the surface layer contains a cured product of a polymerizable monomer, and the monomer contains a compound represented by the following formula (1): A-[(L-B)k-D]m(D)l??(1) wherein A represents a tetra- or higher-valent organic group, B independently represents an alkylene oxide group having 4 to 15 carbon atoms, D independently represents a (meth)acryloyl group, L independently represents —(CO)— or a single bond, k independently represents an integer of 1 or more, l represents an integer of 0 to 3, m represents an integer of 2 or more, and a sum of l and m represents an integer of 3 or more.
    Type: Application
    Filed: June 13, 2017
    Publication date: December 14, 2017
    Inventors: Teruo SASAKI, Akihiro HONYA, Shinichi YABUKI, Shinichi HAMAGUCHI
  • Publication number: 20170275557
    Abstract: An object of the present invention is to provide a solid lubricant supplied to a surface of an image carrier of an electrophotographic image forming apparatus, wherein the solid lubricant comprises a fatty acid metal salt and polypropylene, and the polypropylene has an acid value of 1 mg KOH/g or more.
    Type: Application
    Filed: February 14, 2017
    Publication date: September 28, 2017
    Inventors: Taiki AMEMIYA, Yukio HOSOYA, Kunihiro OGURA, Teruo SASAKI
  • Publication number: 20170052501
    Abstract: A solid lubricant containing a fatty acid metal salt and a polyethylene having an acid value is prepared. The solid lubricant is disposed so as to be applied on a surface of an image bearing member of an image forming apparatus in electrophotography, and a lubricant layer is formed on the surface of the image bearing member with the solid lubricant.
    Type: Application
    Filed: August 3, 2016
    Publication date: February 23, 2017
    Inventors: Teruo SASAKI, Yukio HOSOYA, Kunihiro OGURA, Taiki AMEMIYA