Patents by Inventor Tsuyonari Nohira

Tsuyonari Nohira 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).

  • Polyester film roll
    Patent number: 8485460
    Abstract: A polyester film roll is rolled on a core, wherein the difference R (m) between the maximum value and the minimum value of the diameters of the roll is not more than 2W×10?3 and not more than L×10?7, when the diameters of said roll are measured in the width direction of the roll, (therein, W is the width (m) of the film roll, and L is the length (m) of the rolled film). Alternatively, among the lengths of lines which are obtained by measuring the diameters of said roll in the width direction of the roll, drawing a straight line between both the ends of the curved line of the obtained roll diameters, the maximum distance on the convex portion between the curved and straight lines is not more than 500 ?m, and the maximum distance on the concave portion of the same is not more than 300 ?m.
    Type: Grant
    Filed: December 18, 2000
    Date of Patent: July 16, 2013
    Assignee: Teijin Limited
    Inventors: Ieyasu Kobayashi, Mitsuo Tojo, Tsuyonari Nohira, Shinji Muro, Hirofumi Murooka
  • Polyester film roll
    Patent number: 8191812
    Abstract: The polyester film roll, which is free from wrinkles and slacks generated with the passage of time and is having a good roll appearance, is provided without changing the characteristics of the film.
    Type: Grant
    Filed: April 27, 2004
    Date of Patent: June 5, 2012
    Assignee: Teijin Limited
    Inventors: Ieyasu Kobayashi, Mitsuo Tojo, Tsuyonari Nohira, Shinji Muro, Hirofumi Murooka
  • Polyester film roll
    Publication number: 20040197509
    Abstract: The polyester film roll, which is free from wrinkles and slacks generated with the passage of time and is having a good roll appearance, is provided without changing the characteristics of the film.
    Type: Application
    Filed: April 27, 2004
    Publication date: October 7, 2004
    Inventors: Ieyasu Kobayashi, Mitsuo Tojo, Tsuyonari Nohira, Shinji Muro, Hirofumi Murooka
  • Polyester film roll
    Publication number: 20040069885
    Abstract: The polyester film roll, which is free from wrinkles and slacks generated with the passage of time and is having a good roll appearance, is provided without changing the characteristics of the film.
    Type: Application
    Filed: August 22, 2001
    Publication date: April 15, 2004
    Inventors: Ieyasu Kobayashi, Mitsuo Tojo, Tsuyonari Nohira, Shinji Muro, Hirofumi Murooka