Inventor
TOMOHIRO ICHIRO
JP3 patents
Patents
3 patentsUS6621734B2Sep 16, 2003
Nonvolatile semiconductor memory device and electronic information apparatus
SHARP KK13 citations81
US7383445B2Jun 3, 2008
Semiconductor storage device
SHARP KK11 citations79
US6351418B1Feb 26, 2002
Memory device capable of preventing from illegally read out memory contents
SHARP KK13 citations68