W-Scope
A Japanese company developing and manufacturing lithium-ion battery separators.
Last updated September 2, 2026
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Overview
W-Scope Corporation (ダブル・スコープ株式会社) is a Japanese company established in October 2005. It is engaged in the development, manufacturing, and sales of lithium-ion secondary battery separators. The company aims to be No.1 in the global separator market.
History
W-Scope Corporation was established in October 2005 in Yokohama, Kanagawa, as a company for the development, manufacturing, and sales of lithium-ion secondary battery separators. In the same month, it established a subsidiary, W-ABLE CO., LTD., in Chungcheongbuk-do, South Korea. In 2008, W-ABLE changed its name to W-SCOPE KOREA CO., LTD. The company was listed on the Tokyo Stock Exchange Mothers market in December 2011 and was designated to the First Section in November 2015. In 2023, its subsidiary W-SCOPE CHUNGJU PLANT CO., LTD. was listed on the KOSDAQ market.
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