Patents by Inventor Takashi Jikumaru

Takashi Jikumaru 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).

  • FLUORORESIN FILM, LAMINATE, AND METHOD OF PRODUCING FLUORORESIN FILM
    Publication number: 20180298228
    Abstract: A fluororesin film contains a vinylidene fluoride polymer as a main component. The fluororesin film has ductility at break of 100% or more in all of four different directions of the fluororesin film, and difference in ductility at break between the four directions is 15% or less.
    Type: Application
    Filed: June 20, 2018
    Publication date: October 18, 2018
    Applicant: TOPPAN PRINTING CO., LTD.
    Inventors: Ryo TANAKA, Takashi JIKUMARU, Ikuno HIGASHI
  • Lithium ion battery exterior material
    Patent number: 9123922
    Abstract: A lithium ion battery exterior material, includes: a base material layer, and a sequentially laminated adhesive layer, aluminum foil layer provided with a corrosion prevention treated layer, and an adhesive resin layer on one surface of the base material layer; wherein, the adhesive resin layer contains an acid-modified polyolefin resin and a miscible elastomer dispersed in the acid-modified polyolefin at a dispersed phase size of 1 nm to less than 1 ?m.
    Type: Grant
    Filed: October 14, 2011
    Date of Patent: September 1, 2015
    Assignee: TOPPAN PRINTING CO., LTD.
    Inventors: Masayoshi Suzuta, Takashi Jikumaru, Hidenori Echizen
  • LITHIUM ION BATTERY EXTERIOR MATERIAL
    Publication number: 20130209868
    Abstract: A lithium ion battery exterior material, includes: a base material layer, and a sequentially laminated adhesive layer, aluminum foil layer provided with a corrosion prevention treated layer, and an adhesive resin layer on one surface of the base material layer; wherein, the adhesive resin layer contains an acid-modified polyolefin resin and a miscible elastomer dispersed in the acid-modified polyolefin at a dispersed phase size of 1 nm to less than 1 ?m.
    Type: Application
    Filed: October 14, 2011
    Publication date: August 15, 2013
    Applicant: TOPPAN PRINTING CO.,LTD.
    Inventors: Masayoshi Suzuta, Takashi Jikumaru, Hidenori Echizen