Inventor
OSHITA YOICHI
JP6 patents
Patents
6 patentsUS9899172B2Feb 20, 2018
Circuit breaker and circuit breaker operating method
HITACHI LTD2 citations72
US9520699B2Dec 13, 2016
Switchgear
HITACHI LTD3 citations72
US9620315B2Apr 11, 2017
Gas circuit breaker
HITACHI LTD2 citations71
US9673005B2Jun 6, 2017
Switchgear
HITACHI LTD2 citations70
US10199188B2Feb 5, 2019
Gas circuit breaker
HITACHI LTD1 citations60
US9754742B2Sep 5, 2017
Gas circuit breaker
HITACHI LTD0 citations39