Patents by Inventor Kenji Kajiwara

Kenji Kajiwara 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: 20140079435
    Abstract: Provided is a reactive compound represented by the following General Formula (I): wherein in General Formula (I), F represents a charge transporting skeleton, D represents a group represented by the following General Formula (III), and m represents an integer of from 1 to 8: wherein in General Formula (III), L1 represents a divalent linking group including one or more —C(?O)—O— groups.
    Type: Application
    Filed: November 21, 2013
    Publication date: March 20, 2014
    Applicant: FUJI XEROX CO., LTD.
    Inventors: Tomoya SASAKI, Katsumi NUKADA, Wataru YAMADA, Takatsugu DOI, Yuko IWADATE, Kenji KAJIWARA
  • Publication number: 20140072906
    Abstract: Provided is an electrophotographic photoreceptor including a conductive substrate; a charge generating layer provided on the conductive substrate; a charge transporting layer provided on the charge generating layer; and an outermost surface layer provided on the charge transporting layer, wherein the charge transporting layer includes a charge transporting material and a polycarbonate copolymer having a solubility parameter as calculated by a Feders method of from 11.40 to 11.75, and the outermost surface layer includes a charge transporting material, fluorine-containing resin particles, and a fluorine-containing dispersant.
    Type: Application
    Filed: April 22, 2013
    Publication date: March 13, 2014
    Applicant: FUJI XEROX CO., LTD.
    Inventors: Yuko IWADATE, Katsumi NUKADA, Wataru YAMADA, Hidekazu HIROSE, Tomoya SASAKI, Kenji KAJIWARA
  • Publication number: 20140072907
    Abstract: Provided is an electrophotographic photoreceptor including a conductive substrate and a photosensitive layer provided on the conductive substrate, wherein an outermost surface layer includes a cured film of a composition containing inorganic particles having polymerizable groups and at least one selected from the reactive compounds represented by the following formulae (I) and (II): wherein F represents a charge transporting skeleton; L represents a divalent linking group; and m represents an integer of 1 to 8, wherein F represents a charge transporting skeleton; L? represents an (n+1)-valent linking group; m? represents an integer of 1 to 6; and n represents an integer of 2 to 3.
    Type: Application
    Filed: April 24, 2013
    Publication date: March 13, 2014
    Applicant: FUJI XEROX CO., LTD.
    Inventors: Tomoya SASAKI, Katsumi NUKADA, Wataru YAMADA, Hidekazu HIROSE, Yuko IWADATE, Kenji KAJIWARA
  • Publication number: 20140072341
    Abstract: A charge transporting film includes a cured film of a composition containing at least one selected from reactive compounds represented by the following Formula (I): wherein F represents a charge transporting skeleton, D represents a group represented by Formula (IIa), m represents an integer of from 1 to 8, E represents a group represented by Formula (IIb), L represents a (n+1)-valent linking group including two or more selected from the group consisting of an alkylene group, an alkenylene group, —C(?O)—, —N(R)—, —S—, —O—, and a trivalent or tetravalent group derived from alkane or alkene, R represents a hydrogen atom, an alkyl group, an aryl group, or an aralkyl group, n represents an integer of from 1 to 3, R0 represents a halogen atom, an alkyl group, or an alkoxy group, and n0 represents an integer of from 0 to 3.
    Type: Application
    Filed: April 11, 2013
    Publication date: March 13, 2014
    Applicant: FUJI XEROX CO., LTD.
    Inventors: Tomoya SASAKI, Katsumi NUKADA, Wataru YAMADA, Hidekazu HIROSE, Kenji KAJIWARA, Yuko IWADATE
  • Patent number: 8669029
    Abstract: Provided is a reactive compound represented by the following General Formula (I): wherein in General Formula (I), F represents a charge transporting skeleton, D represents a group represented by the following General Formula (III), and m represents an integer of from 1 to 8: wherein in General Formula (III), L1 represents a divalent linking group including one or more —C(?O)—O— groups.
    Type: Grant
    Filed: March 26, 2012
    Date of Patent: March 11, 2014
    Assignee: Fuji Xerox Co., Ltd.
    Inventors: Tomoya Sasaki, Katsumi Nukada, Wataru Yamada, Takatsugu Doi, Yuko Iwadate, Kenji Kajiwara
  • Publication number: 20130317157
    Abstract: Disclosed is a vinyl chloride resin composition that is excellent in thermal stability, coloring resistance and processability, free from heavy metal stabilizers such as lead, tin and barium, and thus is suitable for use in building materials, and specifically provides a vinyl chloride resin composition containing (a) an organic acid calcium salt and/or an organic acid zinc salt, (b) calcium acetylacetonate and/or zinc acetylacetonate, (c) a hydrotalcite compound and (d) a polyol mixture in specific contents with respect to a vinyl chloride resin, wherein a polyol mixture having a specific composition is used as the polyol mixture that is the component (d).
    Type: Application
    Filed: December 28, 2011
    Publication date: November 28, 2013
    Applicant: ADEKA CORPORATION
    Inventors: Tadashi Sengoku, Kenji Kajiwara, Yohei Harada, Masumi Mizu
  • Publication number: 20130260295
    Abstract: Provided is a composition for forming a charge transporting film, including a solvent having a dielectric constant of 5.
    Type: Application
    Filed: September 11, 2012
    Publication date: October 3, 2013
    Applicant: FUJI XEROX CO., LTD.
    Inventors: Yuko IWADATE, Katsumi NUKADA, Wataru YAMADA, Hidekazu HIROSE, Tomoya SASAKI, Kenji KAJIWARA
  • Publication number: 20130052571
    Abstract: Provided is a compound represented by the following General Formula (I): wherein in General Formula (I), F represents a charge transporting subunit, L represents a linking group having a valency of (n+1) that is formed by combining two or more kinds selected from a group consisting of an alkylene group, —C?C— (an alkenylene group), —C(?O)—, —N(R)—, —O—, and —S—, and R represents a hydrogen atom, an alkyl group, an aryl group, or an aralkyl group, m represents an integer of from 1 to 6, and n represents an integer of from 2 to 3.
    Type: Application
    Filed: February 16, 2012
    Publication date: February 28, 2013
    Applicant: FUJI XEROX CO., LTD.
    Inventors: Wataru YAMADA, Katsumi NUKADA, Yuko IWADATE, Tomoya SASAKI, Kenji KAJIWARA
  • Publication number: 20130052573
    Abstract: Provided is a reactive compound represented by the following General Formula (I): wherein in General Formula (I), F represents a charge transporting skeleton, D represents a group represented by the following General Formula (III), and m represents an integer of from 1 to 8: wherein in General Formula (III), L1 represents a divalent linking group including one or more —C(?O)—O— groups.
    Type: Application
    Filed: March 26, 2012
    Publication date: February 28, 2013
    Applicant: FUJI XEROX CO., LTD.
    Inventors: Tomoya SASAKI, Katsumi NUKADA, Wataru YAMADA, Takatsugu DOI, Yuko IWADATE, Kenji KAJIWARA
  • Publication number: 20130052572
    Abstract: Provided is a compound represented by the following Formula (I): wherein in Formula (I), F represents a charge transporting skeleton, L represents a divalent linking group including a —(CH2)n—O— group, m represents an integer of from 1 to 8, and n represents an integer of from 3 to 6.
    Type: Application
    Filed: March 5, 2012
    Publication date: February 28, 2013
    Applicant: FUJI XEROX CO., LTD.
    Inventors: Katsumi NUKADA, Wataru YAMADA, Tomoya SASAKI, Yuko IWADATE, Kenji KAJIWARA
  • Patent number: 7663082
    Abstract: For providing a photoelectric conversion device that can prevent radiation noise by a low-cost and simple mounting method, the photoelectric conversion device having a photoelectric conversion element is provided in which a conductive member such as a thin metal sheet is stuck on the photoelectric conversion element.
    Type: Grant
    Filed: December 29, 2006
    Date of Patent: February 16, 2010
    Assignee: Canon Kabushiki Kaisha
    Inventors: Eiichi Takami, Noriyuki Kaifu, Kenji Kajiwara
  • Patent number: 7421170
    Abstract: The invention provides a fiber plate formed by arranging in mutually adjacent manner plural individual fiber plates of a same thickness so as to provide a light guiding plane larger in area than the light guiding plane of the individual one fiber plate, and a radiation image pickup apparatus utilizing such fiber plate, in which: each of the plural individual fiber plates is composed of a group of optical fibers having mutually parallel axes, and lateral faces of the plural individual fiber plates are mutually so bonded that the axes of the optical fibers thereof become mutually parallel.
    Type: Grant
    Filed: November 22, 2006
    Date of Patent: September 2, 2008
    Assignee: Canon Kabushiki Kaisha
    Inventors: Kenji Kajiwara, Osamu Hamamoto
  • Patent number: 7377701
    Abstract: The invention provides a fiber plate formed by arranging in mutually adjacent manner plural individual fiber plates of a same thickness so as to provide a light guiding plane larger in area than the light guiding plane of the individual one fiber plate, and a radiation image pickup apparatus utilizing such fiber plate, in which: each of the plural individual fiber plates is composed of a group of optical fibers having mutually parallel axes, and lateral faces of the plural individual fiber plates are mutually so bonded that the axes of the optical fibers thereof become mutually parallel.
    Type: Grant
    Filed: June 22, 2007
    Date of Patent: May 27, 2008
    Assignee: Canon Kabushiki Kaisha
    Inventors: Kenji Kajiwara, Osamu Hamamoto
  • Publication number: 20070248306
    Abstract: The invention provides a fiber plate formed by arranging in mutually adjacent manner plural individual fiber plates of a same thickness so as to provide a light guiding plane larger in area than the light guiding plane of the individual one fiber plate, and a radiation image pickup apparatus utilizing such fiber plate, in which: each of the plural individual fiber plates is composed of a group of optical fibers having mutually parallel axes, and lateral faces of the plural individual fiber plates are mutually so bonded that the axes of the optical fibers thereof become mutually parallel.
    Type: Application
    Filed: June 22, 2007
    Publication date: October 25, 2007
    Inventors: Kenji Kajiwara, Osamu Hamamoto
  • Publication number: 20070108372
    Abstract: For providing a photoelectric conversion device that can prevent radiation noise by a low-cost and simple mounting method, the photoelectric conversion device having a photoelectric conversion element is provided in which a conductive member such as a thin metal sheet is stuck on the photoelectric conversion element.
    Type: Application
    Filed: December 29, 2006
    Publication date: May 17, 2007
    Applicant: CANON KABUSHIKI KAISHA
    Inventors: EIICHI TAKAMI, Noriyuki Kaifu, Kenji Kajiwara
  • Publication number: 20070081776
    Abstract: The invention provides a fiber plate formed by arranging in mutually adjacent manner plural individual fiber plates of a same thickness so as to provide a light guiding plane larger in area than the light guiding plane of the individual one fiber plate, and a radiation image pickup apparatus utilizing such fiber plate, in which: each of the plural individual fiber plates is composed of a group of optical fibers having mutually parallel axes, and lateral faces of the plural individual fiber plates are mutually so bonded that the axes of the optical fibers thereof become mutually parallel.
    Type: Application
    Filed: November 22, 2006
    Publication date: April 12, 2007
    Applicant: Canon Kabushiki Kaisha
    Inventors: Kenji Kajiwara, Osamu Hamamoto
  • Patent number: 7164112
    Abstract: For providing a photoelectric conversion device that can prevent radiation noise by a low-cost and simple mounting method, the photoelectric conversion device having a photoelectric conversion element is provided in which a conductive member such as a thin metal sheet is stuck on the photoelectric conversion element.
    Type: Grant
    Filed: January 29, 2002
    Date of Patent: January 16, 2007
    Assignee: Canon Kabushiki Kaisha
    Inventors: Eiichi Takami, Noriyuki Kaifu, Kenji Kajiwara
  • Patent number: 7129458
    Abstract: An image pickup device has a plurality of photoelectric converter substrates carrying respective input/output terminals connected to the photoelectric converters. The device comprises leads connected to the input/output terminals and extending to the side opposite to the light receiving surfaces of the photoelectric converter substrates thorough the gaps separating the substrates.
    Type: Grant
    Filed: August 24, 2004
    Date of Patent: October 31, 2006
    Assignee: Canon Kabushiki Kaisha
    Inventors: Osamu Hamamoto, Yoshinori Shimamura, Noriyuki Kaifu, Kazuaki Tashiro, Tetsunobu Kochi, Osamu Yuki, Kenji Kajiwara
  • Patent number: 6909173
    Abstract: The invention concerns a flexible substrate comprising an inner lead connected to an external connection terminal formed on a substrate, and a base film formed on the lead. The base film area above the substrate and closest to the terminal is thinner than the terminal. The invention also provides a semiconductor device comprising an inner lead connected to an external connection terminal formed on a substrate, and a base film formed on the lead. The base film area above the substrate and closest to the terminal is thinner than the terminal. The invention also provides for a manufacturing method a semiconductor device comprising a substrate, an external connection terminal, and an inner lead with a base film. Further, the invention provides a semiconductor device with a substrate with a chamfered corner between the connection and side faces. By the invention, connection of an inner lead or a flexible substrate is made easier.
    Type: Grant
    Filed: June 10, 2002
    Date of Patent: June 21, 2005
    Assignee: Canon Kabushiki Kaisha
    Inventors: Osamu Hamamoto, Koji Sato, Kenji Kajiwara
  • Publication number: 20050023438
    Abstract: An image pickup device has a plurality of photoelectric converter substrates carrying respective input/output terminals connected to the photoelectric converters. The device comprises leads connected to the input/output terminals and extending to the side opposite to the light receiving surfaces of the photoelectric converter substrates thorough the gaps separating the substrates.
    Type: Application
    Filed: August 24, 2004
    Publication date: February 3, 2005
    Applicant: CANON KABUSHIKI KAISHA
    Inventors: Osamu Hamamoto, Yoshinori Shimamura, Noriyuki Kaifu, Kazuaki Tashiro, Tetsunobu Kochi, Osamu Yuki, Kenji Kajiwara