Inventor
HARA HIDEKI
JP29 patents
⚠️ This page may combine multiple inventors who share the name “HARA HIDEKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NEC CORP
11 patentsUS5977593ANov 2, 1999
Semiconductor device and method of manufacturing the same
NEC CORP49 citations96
US6278635B1Aug 21, 2001
Storage method of semiconductor storage apparatus
NEC CORP24 citations92
US5544099AAug 6, 1996
Method of writing data into electrically erasable and programmable read only memory cell without disturbance to other cells
NEC CORP52 citations92
US5492846AFeb 20, 1996
Fabrication method of nonvolatile semiconductor memory device
NEC CORP28 citations92
US5406521AApr 11, 1995
Semiconductor memory device and data erase method for it
NEC CORP53 citations92
US6413843B1Jul 2, 2002
Method of forming a semiconductor memory device having source/drain diffusion layers with a reduced resistance
NEC CORP14 citations84
US6090667AJul 18, 2000
Method of manufacturing floating gate type transistor
NEC CORP15 citations74
US5831304ANov 3, 1998
Semiconductor memory device that converges a floating gate threshold voltage to a predetermined positive value during data erasure
NEC CORP9 citations74
US5991205ANov 23, 1999
Method of erasing data in nonvolatile semiconductor memory devices
NEC CORP5 citations63
US5510282AApr 23, 1996
Method for manufacturing a nonvolatile semiconductor memory device using a residual sidewall film
NEC CORP4 citations63
US5448112ASep 5, 1995
Plastic sealed multiple level metalization semiconductor device
NEC CORP3 citations63