Inventor
SAKUMA MAKOTO
JP34 patents
⚠️ This page may combine multiple inventors who share the name “SAKUMA MAKOTO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TOSHIBA KK
30 patentsUS7026684B2Apr 11, 2006
Nonvolatile semiconductor memory device
TOSHIBA KK81 citations98
US7078763B2Jul 18, 2006
Nonvolatile semiconductor memory device including improved gate electrode
TOSHIBA KK27 citations93
US7078813B2Jul 18, 2006
Semiconductor device with double barrier film
TOSHIBA KK19 citations93
US7027329B2Apr 11, 2006
Nonvolatile semiconductor memory and programming method for the same
TOSHIBA KK20 citations93
US7679108B2Mar 16, 2010
Semiconductor memory and fabrication method for the same
TOSHIBA KK11 citations84
US7528046B2May 5, 2009
Method for manufacturing semiconductor device
TOSHIBA KK19 citations84
US7298006B2Nov 20, 2007
Nonvolatile semiconductor memory device including improved gate electrode
TOSHIBA KK12 citations84
US7149116B2Dec 12, 2006
Nonvolatile semiconductor memory and programming method for the same
TOSHIBA KK12 citations84
US7122430B2Oct 17, 2006
Nonvolatile semiconductor memory and manufacturing method for the same
TOSHIBA KK15 citations84
US7122866B2Oct 17, 2006
Semiconductor memory device with a stacked gate including a floating gate and a control gate and method of manufacturing the same
TOSHIBA KK15 citations84
US7071511B2Jul 4, 2006
Nonvolatile semiconductor memory device having adjacent selection transistors connected together
TOSHIBA KK14 citations84
US7012295B2Mar 14, 2006
Semiconductor memory with peripheral transistors having gate insulator thickness being thinner than thickness of memory and select transistors
TOSHIBA KK13 citations84
US7505312B2Mar 17, 2009
Nonvolatile semiconductor memory device capable of controlling proximity effect due to coupling between adjacent charge storage layers
TOSHIBA KK16 citations83
US7335938B2Feb 26, 2008
Nonvolatile semiconductor memory and a fabrication method for the same
TOSHIBA KK6 citations74
US7291875B2Nov 6, 2007
Semiconductor device with double barrier film
TOSHIBA KK6 citations74
US7122858B2Oct 17, 2006
Nonvolatile semiconductor memory device including improved gate electrode
TOSHIBA KK5 citations74
US7728435B2Jun 1, 2010
Semiconductor device with double barrier film
TOSHIBA KK3 citations63
US7701742B2Apr 20, 2010
Semiconductor device
TOSHIBA KK3 citations63
US7649221B2Jan 19, 2010
Nonvolatile semiconductor memory and a fabrication method for the same
TOSHIBA KK2 citations63
US7521749B2Apr 21, 2009
Nonvolatile semiconductor memory device including improved gate electrode
TOSHIBA KK2 citations63
US7019355B2Mar 28, 2006
Nonvolatile semiconductor memory and a fabrication method thereof
TOSHIBA KK3 citations63
US7586786B2Sep 8, 2009
Nonvolatile semiconductor memory
TOSHIBA KK2 citations62
US7382649B2Jun 3, 2008
Nonvolatile semiconductor memory
TOSHIBA KK5 citations62
US7998812B2Aug 16, 2011
Semiconductor device
TOSHIBA KK0 citations52
US7560320B2Jul 14, 2009
Nonvolatile semiconductor memory and a fabrication method for the same
TOSHIBA KK0 citations52
US7534682B2May 19, 2009
Semiconductor memory device with a stacked gate including a floating gate and a control gate and method of manufacturing the same
TOSHIBA KK0 citations52
US7416935B2Aug 26, 2008
Method of manufacturing nonvolatile semiconductor memory device having adjacent selection transistors connected together
TOSHIBA KK0 citations52
US7393747B2Jul 1, 2008
Nonvolatile semiconductor memory and a fabrication method thereof
TOSHIBA KK0 citations52
US7994642B2Aug 9, 2011
Semiconductor device which includes contact plug and embedded interconnection connected to contact plug
TOSHIBA KK1 citations51
US7541654B2Jun 2, 2009
Semiconductor memory device and semiconductor device including multilayer gate electrode
TOSHIBA KK0 citations42