Patents by Inventor Shuzo IMAI

Shuzo IMAI 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).

  • Heat insulating sheet, heat insulating material, and manufacturing method of heat insulating sheet
    Patent number: 11230087
    Abstract: Provided are heat insulating sheets that may include a resin film having a metal layer and a nonwoven fabric including resin fiber, wherein the resin film and the nonwoven fabric are joined by through holes penetrating the resin film and the nonwoven fabric, and wherein a ratio (La/Lb) of an average distance (La) between the through holes in the resin film to an average distance (Lb) between the through holes in the nonwoven fabric is 1.001 or more and 1.10 or less. Further provided are manufacturing methods of a heat insulating sheet that may include a resin film having a metal layer and a nonwoven fabric including a resin fiber.
    Type: Grant
    Filed: September 23, 2020
    Date of Patent: January 25, 2022
    Assignees: KANEKA CORPORATION, TOCHIGI KANEKA CORPORATION
    Inventors: Kazuaki Matsumoto, Hiroyuki Kikuchi, Shuzo Imai
  • HEAT INSULATING SHEET, HEAT INSULATING MATERIAL, AND MANUFACTURING METHOD OF HEAT INSULATING SHEET
    Publication number: 20210001605
    Abstract: Provided are heat insulating sheets that may include a resin film having a metal layer and a nonwoven fabric including resin fiber, wherein the resin film and the nonwoven fabric are joined by through holes penetrating the resin film and the nonwoven fabric, and wherein a ratio (La/Lb) of an average distance (La) between the through holes in the resin film to an average distance (Lb) between the through holes in the nonwoven fabric is 1.001 or more and 1.10 or less. Further provided are manufacturing methods of a heat insulating sheet that may include a resin film having a metal layer and a nonwoven fabric including a resin fiber.
    Type: Application
    Filed: September 23, 2020
    Publication date: January 7, 2021
    Applicants: KANEKA CORPORATION, TOCHIGI KANEKA CORPORATION
    Inventors: Kazuaki Matsumoto, Hiroyuki Kikuchi, Shuzo Imai
  • Announcement broadcasting system, announcement broadcasting optical receiver used for the announcement broadcasting system, cable television broadcasting system, and optical receiver used for the cable television broadcasting system
    Patent number: 9241199
    Abstract: In a subscriber's facility of an announcement broadcasting system utilizing an optical fiber cable TV network, an announcement broadcasting optical receiver receiving an optical transmission signal of audio information and outputting an audio information electric signal for an announcement broadcasting terminal is provided.
    Type: Grant
    Filed: February 11, 2008
    Date of Patent: January 19, 2016
    Assignees: MITSUBISHI CABLE INDUSTRIES, LTD.
    Inventors: Masayuki Abe, Shuzo Imai, Tetsuya Miki
  • ANNOUNCEMENT BROADCASTING SYSTEM, ANNOUNCEMENT BROADCASTING OPTICAL RECEIVER USED FOR THE ANNOUNCEMENT BROADCASTING SYSTEM, CABLE TELEVISION BROADCASTING SYSTEM, AND OPTICAL RECEIVER USED FOR THE CABLE TELEVISION BROADCASTING SYSTEM
    Publication number: 20090204988
    Abstract: In a subscriber's facility of an announcement broadcasting system utilizing an optical fiber cable TV network, an announcement broadcasting optical receiver receiving an optical transmission signal of audio information and outputting an audio information electric signal for an announcement broadcasting terminal is provided.
    Type: Application
    Filed: February 11, 2008
    Publication date: August 13, 2009
    Applicants: MITSUBISHI CABLE INDUSTRIES, LTD., OBIS, INC.
    Inventors: Masayuki ABE, Shuzo IMAI, Tetsuya MIKI