YI

Yohei Ishii

SC Sanyo Electric Co.: 2 patents #11 of 119Top 10%
📍 Osaka, OR: #3 of 3 inventorsTop 100%
Overall (2017): #90,794 of 506,227Top 20%
2
Patents 2017

Issued Patents 2017

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9846200 Battery state estimation device and storage battery system Naoto Migita, Akihiko Yamada 2017-12-19
9580067 Charging/discharging control system for electricity storage device 2017-02-28