Patents by Inventor Taiki AMEMIYA

Taiki AMEMIYA 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
  • Patent number: 11078350
    Abstract: Provided is a cleaning member including a urethane rubber, wherein the urethane rubber has a cyclic structure portion in which a fluorine atom is directly bonded to the cyclic structure portion.
    Type: Grant
    Filed: July 22, 2019
    Date of Patent: August 3, 2021
    Assignee: KONICA MINOLTA, INC.
    Inventors: Taiki Amemiya, Yukio Hosoya, Kunihiro Ogura
  • Publication number: 20200258258
    Abstract: A stereo camera adjustment system disposes an adjustment plate that displays an adjustment chart for adjusting deviation of image information caused by position misalignment of the stereo camera at a predetermined position relative to a vehicle mounted with a stereo camera, capture an image of the adjustment chart, and process the captured image of the adjustment chart to correct the deviation of the image information. The stereo camera adjustment system includes a plate movement device that adjusts a disposed state of the adjustment plate relative to the vehicle, a detector that detects an attitude of the vehicle stopped at a defined position, and a controller that controls, based on the detected attitude of the vehicle, the plate movement device to adjust the disposed state of the adjustment plate such that the adjustment plate is at the predetermined position relative to the vehicle.
    Type: Application
    Filed: December 9, 2019
    Publication date: August 13, 2020
    Applicant: SUBARU CORPORATION
    Inventors: Shu OTSUKA, Hitoshi NAKAMURA, Shinya ENOMOTO, Kosuke NAKANO, Michihiro KUROSAKI, Kenji KAMEGAI, Hiroyuki MATSUMOTO, Yuto NAKAGAWA, Taiki AMEMIYA
  • Publication number: 20200079937
    Abstract: Provided is a cleaning member including a urethane rubber, wherein the urethane rubber has a cyclic structure portion in which a fluorine atom is directly bonded to the cyclic structure portion.
    Type: Application
    Filed: July 22, 2019
    Publication date: March 12, 2020
    Inventors: Taiki AMEMIYA, Yukio HOSOYA, Kunihiro OGURA
  • Patent number: 10466642
    Abstract: The present invention relates to a solid lubricant to be coated on an image bearing member included in an electrophotographic image forming apparatus. The solid lubricant contains a resin particle and metal soap. The resin particle includes a particle body containing an amorphous resin as a principal component, and a fluorine atom supported on a surface of the particle body. The resin particle is a particle having a volume average particle size of 70 nm or more. The solid lubricant can sufficiently increase a cleaning effect in the image forming apparatus.
    Type: Grant
    Filed: November 7, 2018
    Date of Patent: November 5, 2019
    Assignee: KONICA MINOLTA, INC.
    Inventors: Taiki Amemiya, Yukio Hosoya, Kunihiro Ogura
  • Publication number: 20190163115
    Abstract: The present invention relates to a solid lubricant to be coated on an image bearing member included in an electrophotographic image forming apparatus. The solid lubricant contains a resin particle and metal soap. The resin particle includes a particle body containing an amorphous resin as a principal component, and a fluorine atom supported on a surface of the particle body. The resin particle is a particle having a volume average particle size of 70 nm or more. The solid lubricant can sufficiently increase a cleaning effect in the image forming apparatus.
    Type: Application
    Filed: November 7, 2018
    Publication date: May 30, 2019
    Inventors: Taiki AMEMIYA, Yukio Hosoya, Kunihiro Ogura
  • Patent number: 10216125
    Abstract: A solid lubricant to be applied onto an image carrier of an image forming apparatus of an electrophotographic system, includes a metal soap and resin particles, and the resin particles have a particle main body constituted by a rigid resin other than fluorine-based resins, and fluorine atoms carried on the surface of the particle main body.
    Type: Grant
    Filed: January 25, 2018
    Date of Patent: February 26, 2019
    Assignee: Konica Minolta, Inc.
    Inventors: Kunihiro Ogura, Yukio Hosoya, Taiki Amemiya
  • Publication number: 20180217539
    Abstract: A solid lubricant to be applied onto an image carrier of an image forming apparatus of an electrophotographic system, includes a metal soap and resin particles, and the resin particles have a particle main body constituted by a rigid resin other than fluorine-based resins, and fluorine atoms carried on the surface of the particle main body.
    Type: Application
    Filed: January 25, 2018
    Publication date: August 2, 2018
    Inventors: Kunihiro OGURA, Yukio HOSOYA, Taiki AMEMIYA
  • 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
  • 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
  • Patent number: 9841718
    Abstract: A lubricant applicator incorporated in a cleaning device disposed in an image forming apparatus having an image bearing member on which an image containing toner is formed, includes: a lubricant supplying unit that supplies lubricant; a brush roller that scrapes off the lubricant to apply the lubricant to a surface of the image bearing member; and a flicker member positioned on an upstream side from the lubricant supplying unit in a rotation direction of the brush roller, the flicker member coming into contact with the brush roller, wherein the flicker member is a plate-shaped member in which an opening is formed, the flicker member having elasticity to be allowed to elastically rock by coming into contact with the brush roller, and the opening is formed in a region with which the brush roller comes into contact.
    Type: Grant
    Filed: November 10, 2016
    Date of Patent: December 12, 2017
    Assignee: KONICA MINOLTA, INC.
    Inventors: Kunihiro Ogura, Yukio Hosoya, Taiki Amemiya
  • 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: 20170160696
    Abstract: A lubricant applicator incorporated in a cleaning device disposed in an image forming apparatus having an image bearing member on which an image containing toner is formed, includes: a lubricant supplying unit that supplies lubricant; a brush roller that scrapes off the lubricant to apply the lubricant to a surface of the image bearing member; and a flicker member positioned on an upstream side from the lubricant supplying unit in a rotation direction of the brush roller, the flicker member coming into contact with the brush roller, wherein the flicker member is a plate-shaped member in which an opening is formed, the flicker member having elasticity to be allowed to elastically rock by coming into contact with the brush roller, and the opening is formed in a region with which the brush roller comes into contact.
    Type: Application
    Filed: November 10, 2016
    Publication date: June 8, 2017
    Inventors: Kunihiro OGURA, Yukio HOSOYA, Taiki AMEMIYA
  • 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
  • Patent number: 9316937
    Abstract: Provided is a toner for electrostatic image development that has good low-temperature fixability, also has long-term heat-resistant storage stability and can form an image with unevenness in gloss suppressed. The toner for electrostatic image development includes toner particles. The toner particles have a domain-matrix structure in which a first domain phase including a crystalline polyester resin A and a second domain phase including a crystalline polyester resin B are dispersed in a matrix phase including a vinyl resin. The average diameter of the first domain phase is 400 to 900 nm, and the average diameter of the second domain phase is 10 to 200 nm. The melting point of the crystalline polyester resin A and the melting point of the crystalline polyester resin B are each 95° C. or lower.
    Type: Grant
    Filed: June 23, 2014
    Date of Patent: April 19, 2016
    Assignee: KONICA MINOLTA, INC.
    Inventors: Taiki Amemiya, Kaori Matsushima, Junya Onishi, Aya Shirai, Takaki Kawamura
  • Patent number: 9256149
    Abstract: Provided is a toner for electrostatic image development having low-temperature fixability and providing stability of glossiness for various types of paper. The toner for electrostatic image development includes toner particles having a domain-matrix structure. In the domain-matrix structure, a domain phase including a crystalline polyester resin having a melting point of 40 to 90° C. and a domain phase including a vinyl resin B having a weight average molecular weight of 250,000 to 400,000 are dispersed in a matrix phase including a vinyl resin A having a weight average molecular weight of 10,000 to 50,000.
    Type: Grant
    Filed: June 9, 2014
    Date of Patent: February 9, 2016
    Assignee: KONICA MINOLTA, INC.
    Inventors: Kaori Matsushima, Masahiro Matsuoka, Aya Shirai, Takaki Kawamura, Taiki Amemiya
  • Patent number: 9256146
    Abstract: Provided is a toner for electrostatic image development, having low-temperature fixability and long-term stable charge property and also having heat-resistant storage stability. The toner for electrostatic image development includes toner particles containing a binder resin. The binder resin has a domain-matrix structure in which a crystalline polyester resin is dispersed as a domain phase in a matrix phase formed of an amorphous vinyl polymer formed using at least a vinyl-based monomer. The amorphous vinyl polymer has a carboxy group concentration of not less than 0.2 mmol/g and not more than 1.0 mmol/g, and the crystalline polyester resin has an ester group concentration of not less than 0.1 mmol/g and not more than 7.1 mmol/g.
    Type: Grant
    Filed: March 17, 2014
    Date of Patent: February 9, 2016
    Assignee: KONICA MINOLTA, INC.
    Inventors: Takaki Kawamura, Hiroshi Nagasawa, Kaori Matsushima, Masahiro Matsuoka, Aya Shirai, Taiki Amemiya
  • Patent number: 9217942
    Abstract: Disclosed is a toner for electrostatic image development that has excellent low-temperature fixability and also has sufficient heat-resistant storage stability. The toner for electrostatic image development includes toner particles containing an amorphous resin including amorphous resins A and B and a crystalline polyester resin. The toner particles have a domain-matrix structure in which a domain phase including fine core particles of the crystalline polyester resin is dispersed in a matrix phase formed of the amorphous resin A composed of a vinyl-based polymer. The surface of the fine core particles of the crystalline polyester resin is coated with the amorphous resin B composed of a vinyl-based polymer.
    Type: Grant
    Filed: May 21, 2014
    Date of Patent: December 22, 2015
    Assignee: KONICA MINOLTA, INC.
    Inventors: Aya Shirai, Hiroshi Nagasawa, Kaori Matsushima, Masahiro Matsuoka, Takaki Kawamura, Taiki Amemiya
  • Publication number: 20150017584
    Abstract: Provided is a toner for electrostatic image development that has good low-temperature fixability, also has long-term heat-resistant storage stability and can form an image with unevenness in gloss suppressed. The toner for electrostatic image development includes toner particles. The toner particles have a domain-matrix structure in which a first domain phase including a crystalline polyester resin A and a second domain phase including a crystalline polyester resin B are dispersed in a matrix phase including a vinyl resin. The average diameter of the first domain phase is 400 to 900 nm, and the average diameter of the second domain phase is 10 to 200 nm. The melting point of the crystalline polyester resin A and the melting point of the crystalline polyester resin B are each 95° C. or lower.
    Type: Application
    Filed: June 23, 2014
    Publication date: January 15, 2015
    Inventors: Taiki AMEMIYA, Kaori Matsushima, Junya Onishi, Aya Shirai, Takaki Kawamura