Inventor
TOKANO KENICHI
JP13 patents
⚠️ This page may combine multiple inventors who share the name “TOKANO KENICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TOSHIBA KK
12 patentsUS6750508B2Jun 15, 2004
Power semiconductor switching element provided with buried electrode
TOSHIBA KK190 citations99
US7595530B2Sep 29, 2009
Power semiconductor device with epitaxially-filled trenches
TOSHIBA KK12 citations92
US7531871B2May 12, 2009
Power semiconductor switching element
TOSHIBA KK8 citations84
US7067870B2Jun 27, 2006
Power semiconductor switching element
TOSHIBA KK12 citations84
US7301202B2Nov 27, 2007
Semiconductor device and method of manufacturing the same
TOSHIBA KK11 citations82
US7075149B2Jul 11, 2006
Semiconductor device and its manufacturing method
TOSHIBA KK10 citations73
US7936015B2May 3, 2011
Semiconductor device having trenches filled with a semiconductor having an impurity concentration gradient
TOSHIBA KK2 citations63
US7898031B2Mar 1, 2011
Semiconductor device with tapered trenches and impurity concentration gradients
TOSHIBA KK3 citations63
US7714385B2May 11, 2010
Semiconductor device and method of fabricating the same
TOSHIBA KK6 citations62
US7391077B2Jun 24, 2008
Vertical type semiconductor device
TOSHIBA KK4 citations62
US7488993B2Feb 10, 2009
Semiconductor device and method of manufacturing the same
TOSHIBA KK5 citations61
US7423315B2Sep 9, 2008
Semiconductor device and method for manufacturing the same
TOSHIBA KK3 citations60