Inventor
SUMI YASUTO
JP19 patents
⚠️ This page may combine multiple inventors who share the name “SUMI YASUTO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TOSHIBA KK
12 patentsUS8013360B2Sep 6, 2011
Semiconductor device having a junction of P type pillar region and N type pillar region
TOSHIBA KK29 citations92
US7737469B2Jun 15, 2010
Semiconductor device having superjunction structure formed of p-type and n-type pillar regions
TOSHIBA KK36 citations92
US8860144B2Oct 14, 2014
Power semiconductor device
TOSHIBA KK8 citations84
US7989910B2Aug 2, 2011
Semiconductor device including a resurf region with forward tapered teeth
TOSHIBA KK11 citations84
US7919824B2Apr 5, 2011
Semiconductor device and method of manufacturing the same
TOSHIBA KK17 citations84
US7759732B2Jul 20, 2010
Power semiconductor device
TOSHIBA KK8 citations84
US7622771B2Nov 24, 2009
Semiconductor apparatus
TOSHIBA KK10 citations84
US7605426B2Oct 20, 2009
Power semiconductor device
TOSHIBA KK11 citations84
US9136324B2Sep 15, 2015
Power semiconductor device and method for manufacturing the same
TOSHIBA KK9 citations83
US7285824B2Oct 23, 2007
Semiconductor device having a lateral diode structure
TOSHIBA KK2 citations62
US8030706B2Oct 4, 2011
Power semiconductor device
TOSHIBA KK1 citations52
US7622757B2Nov 24, 2009
Semiconductor device having multiple wiring layers
TOSHIBA KK0 citations34