Inventor
SAKUMA SHIGEYUKI
JP4 patents
Patents
4 patentsUS11152247B2Oct 19, 2021
Semiconductor device and manufacturing method thereof
SEIKO EPSON CORP0 citations59
US10714375B2Jul 14, 2020
Semiconductor device and manufacturing method thereof
SEIKO EPSON CORP0 citations48
US10541299B2Jan 21, 2020
Semiconductor device and manufacturing method thereof
SEIKO EPSON CORP0 citations38
US9190470B2Nov 17, 2015
Semiconductor device which suppresses fluctuations in breakdown voltage
SEIKO EPSON CORP0 citations32