Inventor
TSUZUKI YUKIO
JP38 patents
⚠️ This page may combine multiple inventors who share the name “TSUZUKI YUKIO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
DENSO CORP
14 patentsUS6717785B2Apr 6, 2004
Semiconductor switching element driving circuit
DENSO CORP119 citations97
US7456484B2Nov 25, 2008
Semiconductor device having IGBT and diode
DENSO CORP27 citations92
US7348244B2Mar 25, 2008
Method of producing a semiconductor device
DENSO CORP22 citations92
US7126187B2Oct 24, 2006
Semiconductor device and a method of producing the same
DENSO CORP19 citations92
US7999314B2Aug 16, 2011
Semiconductor device and manufacturing method thereof
DENSO CORP7 citations84
US7728382B2Jun 1, 2010
Semiconductor device having diode and IGBT
DENSO CORP11 citations84
US7692214B2Apr 6, 2010
Semiconductor device having IGBT cell and diode cell and method for designing the same
DENSO CORP8 citations84
US7498634B2Mar 3, 2009
Semiconductor device having IGBT and diode
DENSO CORP17 citations84
US7026215B2Apr 11, 2006
Method of producing a semiconductor device
DENSO CORP11 citations84
US9224730B2Dec 29, 2015
Semiconductor device
DENSO CORP4 citations73
US6864532B2Mar 8, 2005
Semiconductor device and method for manufacturing the same
DENSO CORP10 citations73
US7692221B2Apr 6, 2010
Semiconductor device having IGBT element
DENSO CORP5 citations62
US7622768B2Nov 24, 2009
Semiconductor device and method of manufacturing thereof
DENSO CORP3 citations62
US7667269B2Feb 23, 2010
Trench gate type semiconductor device
DENSO CORP1 citations52
NIPPON DENSO CO
10 patentsUS5138422AAug 11, 1992
Semiconductor device which includes multiple isolated semiconductor segments on one chip
NIPPON DENSO CO192 citations99
US4963505AOct 16, 1990
Semiconductor device and method of manufacturing same
NIPPON DENSO CO96 citations96
US4896199AJan 23, 1990
Semiconductor device with protective means against overheating
NIPPON DENSO CO59 citations96
US4879254ANov 7, 1989
Method of manufacturing a DMOS
NIPPON DENSO CO94 citations96
US4760434AJul 26, 1988
Semiconductor device with protective means against overheating
NIPPON DENSO CO107 citations96
US5128823AJul 7, 1992
Power semiconductor apparatus
NIPPON DENSO CO22 citations92
US5136348AAug 4, 1992
Structure and manufacturing method for thin-film semiconductor diode device
NIPPON DENSO CO14 citations74
US5594236AJan 14, 1997
Sunlight sensor
NIPPON DENSO CO16 citations73
US4680608AJul 14, 1987
Semiconductor device
NIPPON DENSO CO12 citations72
US4672402AJun 9, 1987
Semiconductor circuit device including an overvoltage protection element
NIPPON DENSO CO14 citations72
TSUZUKI YUKIO
7 patentsUS8080853B2Dec 20, 2011
Semiconductor device including insulated gate bipolar transistor and diode
TSUZUKI YUKIO21 citations92
US8168999B2May 1, 2012
Semiconductor device having IGBT and diode
TSUZUKI YUKIO17 citations84
US8841699B2Sep 23, 2014
Semiconductor device including insulated gate bipolar transistor and diode
TSUZUKI YUKIO11 citations83
US8288824B2Oct 16, 2012
Semiconductor device including insulated gate bipolar transistor and diode
TSUZUKI YUKIO7 citations83
US8729600B2May 20, 2014
Insulated gate bipolar transistor (IGBT) with hole stopper layer
TSUZUKI YUKIO5 citations72
US9099387B2Aug 4, 2015
Semiconductor device
TSUZUKI YUKIO3 citations62
US8455958B2Jun 4, 2013
Insulated gate semiconductor device with well region edge positioned within ring-shaped buffer trench
TSUZUKI YUKIO1 citations52