LAMINATED POROUS FILM, SEPARATOR FOR NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY AND NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY

Number of patents in Portfolio can not be more than 2000

United States of America Patent

SERIAL NO

15708339

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

An object of the present invention is to provide a laminated porous film excellent in handling ability. A laminated porous film having a layer containing a polymer other than a polyolefin laminated on at least one surface of a polyolefin porous film, wherein the uplift quantity of a side perpendicular to the machine direction, when allowed to stand still for 1 hour under an environment of a temperature of 23° C. and a humidity of 50%, is 15 mm or less.

First Claim

See full text

Other Claims data not available

Family

Loading Family data... loading....

Patent Owner(s)

Patent OwnerAddress
SUMITOMO CHEMICAL COMPANY LIMITEDCHUO-KU TOKYO 104-8260

International Classification(s)

loading....
  • 2017 Application Filing Year
  • H01M Class
  • 6607 Applications Filed
  • 4942 Patents Issued To-Date
  • 74.80 % Issued To-Date
Click to zoom InYear of Issuance% of Matters IssuedCumulative IssuancesYearly Issuances2017201820192020202120222023202420250255075100

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
KAWAKAMI, Takeshi Niihama-shi, JP 33 155
MINEMOTO, Yasutoshi Niihama-shi, JP 10 30
WANG, Jian Niihama-shi, JP 1906 17240
YONEYAMA, Satoshi Niihama-shi, JP 31 113

Cited Art Landscape

Load Citation

Patent Citation Ranking

  • 7 Citation Count
  • H01M Class
  • 31.62 % this patent is cited more than
  • 7 Age
Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges8301649116263101 - 1011 - 2021 - 3031 - 4041 - 500100200300400500600700800900100011001200130014001500160017001800

Forward Cite Landscape

Load Citation