Patents by Inventor Kensuke Naka

Kensuke Naka 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).

  • PHOTOSENSITIVE COMPOSITION, AND CURED FILM
    Publication number: 20240160104
    Abstract: A photosensitive composition can give a cured film exhibiting high heat resistance and self-repairing properties by light irradiation and low-temperature heating. The photosensitive composition contains a double-decker silsesquioxane (A) having two or more polymerizable double bonds, and a polythiol (B).
    Type: Application
    Filed: July 7, 2023
    Publication date: May 16, 2024
    Applicants: National University Corporation Kyoto Institute of Technology, JNC CORPORATION
    Inventors: NAOKI WATANABE, KENSUKE NAKA, KIMIHIRO MATSUKAWA, HIROAKI IMOTO
  • THERMALLY CONDUCTIVE PARTICLE-FILLED FIBER
    Publication number: 20200239759
    Abstract: The present invention is a thermally conductive particle-filled fiber containing a resin and thermally conductive particles, wherein at least some of the thermally conductive particles are present inside the fiber, an average particle diameter of the thermally conductive particles is 10 to 1000 nm, and an average fiber diameter of the fiber is 50 to 10000 nm.
    Type: Application
    Filed: May 10, 2018
    Publication date: July 30, 2020
    Inventors: Kazuhide YOSHIYAMA, Kensuke NAKA, Kimihiro MATSUKAWA
  • Contrast agent containing silsesquioxane
    Patent number: 8299283
    Abstract: The present invention provides a contrast agent which ensures 1) high contrast performance, 2) low toxicity, and 3) a simple production process. The present invention provides a contrast agent containing a silsesquioxane represented by General Formula (I), wherein R1, the same or different, is a substituent bonded to Si through a carbon atom, the substituent having, at its terminal, a group represented by General Formula (II), wherein p represents an integer of from 1 to 5; q is the same or different, and represents an integer of from 1 to 5; R2 is the same or different, and represents hydrogen atom, alkyl group, aralkyl group or acyl group, or a group represented by General Formula (III), wherein p, q and R2 are the same as above.
    Type: Grant
    Filed: September 3, 2008
    Date of Patent: October 30, 2012
    Assignee: Kyoto University
    Inventors: Yoshiki Chujo, Kazuo Tanaka, Kensuke Naka
  • CONTRAST AGENT CONTAINING SILSESQUIOXANE
    Publication number: 20100256404
    Abstract: The present invention provides a contrast agent which ensures 1) high contrast performance, 2) low toxicity, and 3) a simple production process. The present invention provides a contrast agent containing a silsesquioxane represented by General Formula (I), wherein R1, the same or different, is a substituent bonded to Si through a carbon atom, the substituent having, at its terminal, a group represented by General Formula (II), wherein p represents an integer of from 1 to 5; q is the same or different, and represents an integer of from 1 to 5; R2 is the same or different, and represents hydrogen atom, alkyl group, aralkyl group or acyl group, or a group represented by General Formula (III), wherein p, q and R2 are the same as above.
    Type: Application
    Filed: September 3, 2008
    Publication date: October 7, 2010
    Inventors: Yoshiki Chujo, Kazuo Tanaka, Kensuke Naka