Inventor
ONO HARUHIKO
JP6 patents
Patents
6 patentsUS5973355AOct 26, 1999
Nonvolatile semiconductor memory device and manufacturing method of the same
NEC CORP29 citations92
US6459126B1Oct 1, 2002
Semiconductor device including a MIS transistor
NEC CORP33 citations91
US5972750AOct 26, 1999
Nonvolatile semiconductor memory device and manufacturing method of the same
NEC CORP9 citations73
US6521930B2Feb 18, 2003
Semiconductor device having Ta2O5 thin film
NEC CORP4 citations59
US7495264B2Feb 24, 2009
Semiconductor device with high dielectric constant insulating film and manufacturing method for the same
NEC CORP0 citations50
US7164169B2Jan 16, 2007
Semiconductor device having high-permittivity insulation film and production method therefor
NEC CORP0 citations50