Inventor
YOSHITAKE TAKAYUKI
JP7 patents
⚠️ This page may combine multiple inventors who share the name “YOSHITAKE TAKAYUKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
6 patentsUS5808944ASep 15, 1998
Semiconductor memory device having a defect relief arrangement
HITACHI LTD97 citations98
US6078519AJun 20, 2000
Semiconductor device, data processing system and a method for changing threshold of a non-volatile memory cell
HITACHI LTD43 citations96
US6301150B1Oct 9, 2001
Semiconductor device, data processing system and a method for changing threshold of a non-volatile memory cell
HITACHI LTD17 citations92
US6646303B2Nov 11, 2003
Nonvolatile semiconductor memory device and a method of manufacturing the same
HITACHI LTD42 citations91
US5342480AAug 30, 1994
Method of manufacturing a semiconductor integrated circuit device
HITACHI LTD17 citations69
US6490195B2Dec 3, 2002
Semiconductor device, data processing system and a method for changing threshold of a non-volatile memory cell
HITACHI LTD2 citations62