YY

Yoshihito Yokoyama

SK Showa Denko K.K.: 3 patents #463 of 1,736Top 30%
Overall (All Time): #1,443,753 of 4,157,543Top 35%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
10535866 Carbon material, carbonaceous material for battery electrode, and battery Yasuaki Wakizaka, Yuichi Kamijo, Tomohiro Abe, Yoshiki Shimodaira, Akinori Sudoh +2 more 2020-01-14
9614218 Composite carbon particle and lithium-ion secondary cell using same Masataka Takeuchi, Chiaki Sotowa 2017-04-04
9406936 Carbon material, carbon material for battery electrode, and battery Yasuaki Wakizaka, Yuichi Kamijo, Tomohiro Abe, Yoshiki Shimodaira, Akinori Sudoh +3 more 2016-08-02