Inventor
KITAMURA MUTSUMI
JP20 patents
⚠️ This page may combine multiple inventors who share the name “KITAMURA MUTSUMI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
FUJI ELECTRIC CO LTD
14 patentsUS5739061AApr 14, 1998
Method of manufacturing a semiconductor device using gate side wall as mask for self-alignment
FUJI ELECTRIC CO LTD31 citations92
US6858500B2Feb 22, 2005
Semiconductor device and its manufacturing method
FUJI ELECTRIC CO LTD34 citations91
US6998680B2Feb 14, 2006
Semiconductor device
FUJI ELECTRIC CO LTD15 citations84
US7365392B2Apr 29, 2008
Semiconductor device with integrated trench lateral power MOSFETs and planar devices
FUJI ELECTRIC CO LTD6 citations72
US9123561B2Sep 1, 2015
Superjunction semiconductor device
FUJI ELECTRIC CO LTD3 citations63
US10468510B2Nov 5, 2019
Semiconductor device and manufacturing method of the same
FUJI ELECTRIC CO LTD1 citations62
US8378418B2Feb 19, 2013
Semiconductor device, battery protection circuit and battery pack
FUJI ELECTRIC CO LTD3 citations62
US7256086B2Aug 14, 2007
Trench lateral power MOSFET and a method of manufacturing the same
FUJI ELECTRIC CO LTD4 citations62
US7012301B2Mar 14, 2006
Trench lateral power MOSFET and a method of manufacturing the same
FUJI ELECTRIC CO LTD5 citations62
US10483357B2Nov 19, 2019
Semiconductor device
FUJI ELECTRIC CO LTD0 citations51
US8748982B2Jun 10, 2014
High breakdown voltage semiconductor device
FUJI ELECTRIC CO LTD1 citations51
US12191358B2Jan 7, 2025
Semiconductor device
FUJI ELECTRIC CO LTD0 citations50
US9035376B2May 19, 2015
Semiconductor device and method of manufacturing the same
FUJI ELECTRIC CO LTD0 citations41
US10199458B2Feb 5, 2019
Semiconductor device
FUJI ELECTRIC CO LTD0 citations40