SI

Seiji Ishizawa

HM Hitachi Maxell: 1 patents #659 of 1,211Top 55%
MA Maxell: 1 patents #286 of 437Top 70%
Overall (All Time): #1,708,877 of 4,157,543Top 45%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
12283688 Negative electrode for electrochemical element and a lithium ion secondary battery Hiroyoshi Aoki, Hiroshi Abe, Haruki Kamizori 2025-04-22
9819018 Lithium ion secondary battery Tomohito Sekiya, Hiroshi Abe, Akira Inaba, Susumu Yoshikawa, Yuji Hashimoto +1 more 2017-11-14