Inventor
HAYASE SHIGEAKI
JP8 patents
⚠️ This page may combine multiple inventors who share the name “HAYASE SHIGEAKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TOSHIBA KK
6 patentsUS10020391B2Jul 10, 2018
Semiconductor device and manufacturing method of the same
TOSHIBA KK2 citations71
USRE46204ENov 15, 2016
Semiconductor device and DC-DC converter
TOSHIBA KK0 citations51
US12543332B2Feb 3, 2026
Semiconductor device
TOSHIBA KK0 citations48
US10811337B2Oct 20, 2020
Semiconductor device and power convertor
TOSHIBA KK0 citations48
US11824056B2Nov 21, 2023
Trench gate IGBT with carrier trap under the control electrode
TOSHIBA KK0 citations43
US9953902B2Apr 24, 2018
Semiconductor device including semiconductor chips electrically connected via a metal plate
TOSHIBA KK0 citations40