Patents by Inventor Shigeru Seitoku

Shigeru Seitoku 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: 20210269272
    Abstract: A method for producing a printed material includes providing pressure-induced phase transition particles to a part of an outside margin portion or a portion to be folded of a recording medium; bonding the pressure-induced phase transition particles to the recording medium; and pressure-bonding a multilayer body in which plural recording media are stacked, the recording media including the recording medium having the pressure-induced phase transition particles bonded thereon.
    Type: Application
    Filed: August 5, 2020
    Publication date: September 2, 2021
    Applicant: FUJIFILM Business Innovation Corp.
    Inventors: Susumu YOSHINO, Yoshifumi IIDA, Satoshi KAMIWAKI, Sakae TAKEUCHI, Satomi KASHIWAGI, Sumiaki YAMASAKI, Takahiro ISHIZUKA, Shigeru SEITOKU, Kiyohiro YAMANAKA
  • Patent number: 11104538
    Abstract: A method for producing a printed material includes providing pressure-induced phase transition particles to a part of an outside margin portion or a portion to be folded of a recording medium; bonding the pressure-induced phase transition particles to the recording medium; and pressure-bonding a multilayer body in which plural recording media are stacked, the recording media including the recording medium having the pressure-induced phase transition particles bonded thereon.
    Type: Grant
    Filed: August 5, 2020
    Date of Patent: August 31, 2021
    Assignee: FUJIFILM Business Innovation Corp.
    Inventors: Susumu Yoshino, Yoshifumi Iida, Satoshi Kamiwaki, Sakae Takeuchi, Satomi Kashiwagi, Sumiaki Yamasaki, Takahiro Ishizuka, Shigeru Seitoku, Kiyohiro Yamanaka
  • Patent number: 11059944
    Abstract: A resin molded article includes a first resin formed of a polyolefin, reinforcing fibers, a second resin selected from a group consisting of a resin containing at least one of an amide bond and an imide bond, a resin containing an ester bond, and a resin having a linking group containing a sulfur atom, and a compatibilizer. The absolute value of difference in melting temperature between the first resin and the second resin is 130° C. or lower. At least a portion of the second resin forms domains in the first resin. The domains include first domains that do not contain the reinforcing fibers and second domains that contain the reinforcing fibers and that include a coating layer formed of at least a portion of the second resin on the periphery of the reinforcing fibers. The second domains include a second domain A containing one of the reinforcing fibers and a second domain B containing two or more of the reinforcing fibers.
    Type: Grant
    Filed: February 12, 2019
    Date of Patent: July 13, 2021
    Assignee: FUJIFILM Business Innovation Corp.
    Inventors: Masayuki Ookoshi, Hiroyuki Moriya, Shigeru Seitoku
  • Publication number: 20200056000
    Abstract: A resin molded article includes a first resin formed of a polyolefin, reinforcing fibers, a second resin selected from a group consisting of a resin containing at least one of an amide bond and an imide bond, a resin containing an ester bond, and a resin having a linking group containing a sulfur atom, and a compatibilizer. The absolute value of difference in melting temperature between the first resin and the second resin is 130° C. or lower. At least a portion of the second resin forms domains in the first resin. The domains include first domains that do not contain the reinforcing fibers and second domains that contain the reinforcing fibers and that include a coating layer formed of at least a portion of the second resin on the periphery of the reinforcing fibers. The second domains include a second domain A containing one of the reinforcing fibers and a second domain B containing two or more of the reinforcing fibers.
    Type: Application
    Filed: February 12, 2019
    Publication date: February 20, 2020
    Applicant: FUJI XEROX CO., LTD.
    Inventors: Masayuki OOKOSHI, Hiroyuki MORIYA, Shigeru SEITOKU
  • Patent number: 10195641
    Abstract: An electrostatic powder coating method includes spraying a charged powder coating material including powder particles that contain a thermosetting resin and a thermosetting agent, and an external additive that includes oxide particles containing at least one of titania and alumina to electrostatically attach the powder coating material to an object to be coated, and heating the powder coating material that is electrostatically attached to the object to be coated to thereby form a coating film, wherein a content Ac of the oxide particles in the powder coating material that is electrostatically attached to the object to be coated and a content Ao of the oxide particles in the powder coating material before being sprayed satisfy a relationship of Expression: Ao×0.80?Ac?Ao×1.20.
    Type: Grant
    Filed: April 5, 2016
    Date of Patent: February 5, 2019
    Assignee: FUJI XEROX CO., LTD.
    Inventors: Takahiro Ishizuka, Takeshi Agata, Susumu Yoshino, Shigeru Seitoku
  • Publication number: 20180133749
    Abstract: A method for producing a coated article includes electrostatically attaching, to a base article to be coated, a first powder coating material including first powder particles containing a thermosetting resin and a thermosetting agent; electrostatically attaching, to the base article having the first powder coating material electrostatically attached, a second powder coating material including second powder particles; and heating the first and second powder coating materials electrostatically attached to the base article, to form a coating film, wherein a volume percent D5c1 of the first powder particles having a particle size of 5 ?m or less in the first powder coating material electrostatically attached to the base article, and a volume percent D5o1 of the first powder particles having a particle size of 5 ?m or less in the first powder coating material to be ejected, satisfy: Formula: D5o1×0.8?D5c1?D5o1×1.2.
    Type: Application
    Filed: August 3, 2017
    Publication date: May 17, 2018
    Applicant: FUJI XEROX CO., LTD.
    Inventors: Takeshi AGATA, Susumu YOSHINO, Shigeru SEITOKU
  • Publication number: 20170173626
    Abstract: An electrostatic powder coating method includes spraying a charged powder coating material including powder particles that contain a thermosetting resin and a thermosetting agent, and an external additive that includes oxide particles containing at least one of titania and alumina to electrostatically attach the powder coating material to an object to be coated, and heating the powder coating material that is electrostatically attached to the object to be coated to thereby form a coating film, wherein a content Ac of the oxide particles in the powder coating material that is electrostatically attached to the object to be coated and a content Ao of the oxide particles in the powder coating material before being sprayed satisfy a relationship of Expression: Ao×0.80?Ac?Ao×1.20.
    Type: Application
    Filed: April 5, 2016
    Publication date: June 22, 2017
    Applicant: FUJI XEROX CO., LTD.
    Inventors: Takahiro ISHIZUKA, Takeshi AGATA, Susumu YOSHINO, Shigeru SEITOKU
  • Publication number: 20170088929
    Abstract: An electrostatic powder coating method includes spraying a charged powder coating material including powder particles which contain a thermosetting resin, a thermosetting agent, and titanium oxide particles as a white pigment to electrostatically attach the powder coating material to an object to be coated; and heating the powder coating material which is electrostatically attached to the object to be coated to thereby form a coating film, wherein a titanium oxide particle content Tic in 1 g of the powder particles of the powder coating material which is electrostatically attached to the object to be coated and a titanium oxide particle content Tio in 1 g of the powder particles of the powder coating material before being sprayed satisfy a relationship of Expression: Tio×0.90?Tic?Tio×1.10.
    Type: Application
    Filed: February 18, 2016
    Publication date: March 30, 2017
    Applicant: FUJI XEROX CO., LTD.
    Inventors: Shigeru SEITOKU, Susumu YOSHINO, Masato MIKAMI, Takeshi AGATA
  • Publication number: 20170087589
    Abstract: An electrostatic powder coating method includes spraying a charged powder coating material including powder particles which contain a thermosetting resin and a thermosetting agent to electrostatically attach the powder coating material to an object to be coated, and heating the powder coating material which is electrostatically attached to the object to be coated to thereby form a coating film, wherein a volume average particle diameter Dc of the powder particles of the powder coating material which is electrostatically attached to the object to be coated and a volume average particle diameter Do of the powder particles of the powder coating material before being sprayed satisfy a relationship of Expression: Do×0.80?Dc?Do×1.20.
    Type: Application
    Filed: February 4, 2016
    Publication date: March 30, 2017
    Applicant: FUJI XEROX CO., LTD.
    Inventors: Susumu YOSHINO, Takeshi AGATA, Masato MIKAMI, Shigeru SEITOKU
  • Publication number: 20170087588
    Abstract: An electrostatic powder coating method includes spraying a charged powder coating material including powder particles which contain a thermosetting resin and a thermosetting agent to electrostatically attach the powder coating material to an object to be coated, and heating the powder coating material which is electrostatically attached to the object to be coated to thereby form a coating film, wherein a volume ratio D10c of particles having a particle diameter of greater than or equal to 10 ?m in the powder particles of the powder coating material which is electrostatically attached to the object to be coated and a volume ratio D10o of particles having a particle diameter of greater than or equal to 10 ?m in the powder particles of the powder coating material before being sprayed satisfy a relationship of Expression: D10o×0.80?D10c?D10o×1.20.
    Type: Application
    Filed: February 4, 2016
    Publication date: March 30, 2017
    Applicant: FUJI XEROX CO., LTD.
    Inventors: Yuka GOTO, Takeshi AGATA, Satoshi YOSHIDA, Shigeru SEITOKU, Susumu YOSHINO
  • Patent number: 8962230
    Abstract: An electrostatic-image developing toner contains an amorphous polyester resin that has repeating units having a backbone derived from dehydroabietic acid in a main chain thereof and that has a weight average molecular weight of about 30,000 to about 80,000; and at least one of a crystalline polyester resin containing a dicarboxylic acid (C10) and a diol (C9) as polymerization components and a crystalline polyester resin containing a dicarboxylic acid (C9) and a diol (C10) as polymerization components.
    Type: Grant
    Filed: May 15, 2013
    Date of Patent: February 24, 2015
    Assignee: Fuji Xerox Co., Ltd.
    Inventor: Shigeru Seitoku
  • Patent number: 8722292
    Abstract: The invention relates to an electrostatic image developing toner comprising at least one of a phthalocyanine type compound and a naphthalocyanine type compound and at least one compound represented by the following structural formulae (1) to (10): wherein R1 to R57 respectively represent a hydrogen atom, an alkyl group, an aryl group, an arylalkyl group, an amino group, a halogen group, an alkoxy group, an alkylthio group, a nitro group, a hydroxy group, a thiol group, an alkylcarbonyl group, an alkoxycarbonyl group, an alkylcarbonylamino group, an alkoxycarbonylamino group, a carboxyamide group or a nitroimino group, wherein among R1 to R57, any two adjacent Rs may form a carbon ring and any two Rs connected to the same carbon atom may form an oxo group, an imino group or a thioxo group.
    Type: Grant
    Filed: April 10, 2008
    Date of Patent: May 13, 2014
    Assignee: Fuji Xerox Co., Ltd.
    Inventor: Shigeru Seitoku
  • Publication number: 20140106275
    Abstract: An electrostatic-image developing toner contains an amorphous polyester resin that has repeating units having a backbone derived from dehydroabietic acid in a main chain thereof and that has a weight average molecular weight of about 30,000 to about 80,000; and at least one of a crystalline polyester resin containing a dicarboxylic acid (C10) and a diol (C9) as polymerization components and a crystalline polyester resin containing a dicarboxylic acid (C9) and a diol (C10) as polymerization components.
    Type: Application
    Filed: May 15, 2013
    Publication date: April 17, 2014
    Applicant: FUJI XEROX CO., LTD.
    Inventor: Shigeru SEITOKU
  • Patent number: 8652733
    Abstract: An electrostatic image developing toner includes a core particle containing a binder resin and a coating layer on the core particle. The coating layer contains a resin having a crosslinked structure formed by using at least one of boric acid and derivatives thereof, and the resin having the crosslinked structure is obtained by polymerizing monomers in the presence of the core particle.
    Type: Grant
    Filed: February 9, 2011
    Date of Patent: February 18, 2014
    Assignee: Fuji Xerox Co., Ltd.
    Inventors: Sumiaki Yamasaki, Kazuhiko Yanagida, Susumu Yoshino, Satoshi Hiraoka, Shigeru Seitoku, Hirofumi Shiozaki
  • Patent number: 8580474
    Abstract: An electrostatic image developing carrier includes a core particle and a coating layer on the core particle. The coating layer contains a resin having a crosslinked structure formed by using at least one compound selected from boric acid and boric acid derivatives.
    Type: Grant
    Filed: March 14, 2011
    Date of Patent: November 12, 2013
    Assignee: Fuji Xerox Co., Ltd.
    Inventors: Susumu Yoshino, Sumiaki Yamasaki, Satoshi Hiraoka, Shigeru Seitoku, Hirofumi Shiozaki, Kazuhiko Yanagida
  • Patent number: 8507165
    Abstract: Black particles include a black pigment; and a cyan pigment, wherein when the reflectance to light of wavelength of 420 nm and the reflectance to light of wavelength of 770 nm of plural samples are measured, the standard deviations (1?) of the measured values are about 1 or less with respect to both wavelengths.
    Type: Grant
    Filed: November 28, 2012
    Date of Patent: August 13, 2013
    Assignee: Fuji Xerox Co., Ltd.
    Inventor: Shigeru Seitoku
  • Patent number: 8507168
    Abstract: An electrostatic image developing toner that includes a toner particle including a binder resin containing a resin selected from an acrylic resin, a styrene-acrylic resin, and a styrene-(meth)acrylic acid ester copolymer. The resin has a crosslinked structure formed by using at least one of boric acid and boric acid derivatives.
    Type: Grant
    Filed: February 22, 2011
    Date of Patent: August 13, 2013
    Assignee: Fuji Xerox Co., Ltd.
    Inventors: Satoshi Hiraoka, Sumiaki Yamasaki, Susumu Yoshino, Shigeru Seitoku, Hirofumi Shiozaki, Kazuhiko Yanagida
  • Patent number: 8349069
    Abstract: Black particles include a black pigment; and a cyan pigment, wherein when the reflectance to light of wavelength of 420 nm and the reflectance to light of wavelength of 770 nm of plural samples are measured, the standard deviations (1?) of the measured values are about 1 or less with respect to both wavelengths.
    Type: Grant
    Filed: December 4, 2009
    Date of Patent: January 8, 2013
    Assignee: Fuji Xerox Co., Ltd.
    Inventor: Shigeru Seitoku
  • Publication number: 20120052430
    Abstract: An electrostatic image developing toner includes a core particle containing a binder resin and a coating layer on the core particle. The coating layer contains a resin having a crosslinked structure formed by using at least one of boric acid and derivatives thereof, and the resin having the crosslinked structure is obtained by polymerizing monomers in the presence of the core particle.
    Type: Application
    Filed: February 9, 2011
    Publication date: March 1, 2012
    Applicant: FUJI XEROX CO., LTD.
    Inventors: Sumiaki YAMASAKI, Kazuhiko YANAGIDA, Susumu YOSHINO, Satoshi HIRAOKA, Shigeru SEITOKU, Hirofumi SHIOZAKI
  • Publication number: 20120040284
    Abstract: An electrostatic image developing toner that includes a toner particle including a binder resin containing a resin selected from an acrylic resin, a styrene-acrylic resin, and a styrene-(meth)acrylic acid ester copolymer. The resin has a crosslinked structure formed by using at least one of boric acid and boric acid derivatives.
    Type: Application
    Filed: February 22, 2011
    Publication date: February 16, 2012
    Applicant: FUJI XEROX CO., LTD.
    Inventors: Satoshi HIRAOKA, Sumiaki YAMASAKI, Susumu YOSHINO, Shigeru SEITOKU, Hirofumi SHIOZAKI, Kazuhiko YANAGIDA