KO

Keisuke Ooyama

ML Mitsubishi Paper Mills Limited: 2 patents #171 of 458Top 40%
Overall (All Time): #1,873,549 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10964986 Separator for electrochemical elements, and electrochemical element comprising same Takao Masuda 2021-03-30
10818898 Separator for electrochemical elements and electrochemical element including separator for electrochemical elements Toshihiro Shigematsu, Masatoshi Kito 2020-10-27