Inventor
UMEHARA MASASHI
JP4 patents
Patents
4 patentsUS10515868B2Dec 24, 2019
Circuit substrate and semiconductor device
TOSHIBA KK5 citations70
US10790214B2Sep 29, 2020
Circuit substrate and semiconductor device
TOSHIBA KK1 citations60
US10366938B2Jul 30, 2019
Silicon nitride circuit board and electronic component module using the same
TOSHIBA KK0 citations49
US10109555B2Oct 23, 2018
Silicon nitride circuit board and electronic component module using the same
TOSHIBA KK0 citations49