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EPO Patents = 5

Forward Citations = 0

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16 inventors (with patents filed for the assignee):

Xun Zhang (5 out of 9 patents)

Hiromi Kobayashi (4 out of 38 patents)

Yuki Fukunaga (3 out of 8 patents)

4. Ryo Kuroki (3 out of 6 patents)

5. Manabu Sekiguchi (1 out of 12 patents)

6. Masaki Katayama (1 out of 2 patents)

7. Yuzuru Sakakibara (1 out of 6 patents)

8. Mitsuko Saito (1 out of 3 patents)

9. Kosuke Mizobuchi (1 out of 1 patent)

10. Yuka Sato (1 out of 1 patent)

11. Ryoma Kawaguchi (1 out of 1 patent)

12. Masaaki Kanao (1 out of 1 patent)

13. Hayato Matsuyama (1 out of 1 patent)

14. Yusuke Akita (1 out of 1 patent)

6 patents: Sort by Forward Citations

1. 12431588 - Composite-type stacked chemically-crosslinked separator (2025-09-30),

2. 12407068 - Lithium ion battery using crosslinkable separator (2025-09-02),

3. 12370772 - Microporous film, and method for producing same (2025-07-29),

4. 12247110 - Polyolefin microporous membrane (2025-03-11),

5. 12230833 - Separator having silane-modified polyolefin and polyethylene, and method for producing the same (2025-02-18),

6. 12230832 - Separator having silane-modified polyolefin and polyethylene, and method for producing the same (2025-02-18),

Asahi Kasei Battery Separator Corporation specializes in the development and production of high-performance battery separators for lithium-ion batteries. A subsidiary of Asahi Kasei Corporation, the company focuses on innovative materials that enhance battery safety, efficiency, and longevity. Their products are widely used in electric vehicles, consumer electronics, and energy storage systems, contributing to advancements in sustainable energy solutions. With a commitment to research and development, Asahi Kasei Battery Separator Corporation aims to lead the market in separator technology, ensuring high-quality and reliable performance in various applications.

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Company Badge

USPTO Data Jan 1 1976 - Dec 2 2025

6 Patents

#2,218 in Tokyo

#5,839 in Japan

Tokyo, Japan

Asahi Kasei Battery Separator Corporation