SA

Satoru Akiyama

HI Hitachi: 1 patents #433 of 1,362Top 35%
Overall (2019): #286,886 of 560,194Top 55%
1
Patents 2019

Issued Patents 2019

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10511301 Gate drive circuit, power conversion apparatus, and railway vehicle Ryuusei FUJITA 2019-12-17