KO

Keiji Okabe

HC Hitachi Chemical Company: 2 patents #701 of 1,946Top 40%
Mitsubishi Electric: 1 patents #15,491 of 25,717Top 65%
Overall (All Time): #1,459,816 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
10854871 Anode material for lithium ion secondary battery, anode for lithium ion secondary battery, and lithium ion secondary battery Nobushige Nakamura, Yoshito Ishii, Hidetoshi Honbou, Yuriko Ida 2020-12-01
9450246 Carbon particles for negative electrode of lithium ion secondary battery, negative electrode for lithium ion secondary battery, and lithium ion secondary battery Teppei Takahashi, Yoshito Ishii, Yuriko Ida, Nobushige Nakamura 2016-09-20
5270488 Shield construction for electrical devices Hideyo Ono 1993-12-14