Inventor
SHOJI KAZUYOSHI
JP20 patents
⚠️ This page may combine multiple inventors who share the name “SHOJI KAZUYOSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
13 patentsUS6438036B2Aug 20, 2002
Nonvolatile semiconductor memory device
HITACHI LTD75 citations97
US5781476AJul 14, 1998
Nonvolatile semiconductor memory device
HITACHI LTD65 citations97
US6016273AJan 18, 2000
Nonvolatile semiconductor memory device
HITACHI LTD25 citations96
US5991200ANov 23, 1999
Nonvolatile semiconductor memory device
HITACHI LTD20 citations96
US5844842ADec 1, 1998
Nonvolatile semiconductor memory device
HITACHI LTD47 citations96
US5315547AMay 24, 1994
Nonvolatile semiconductor memory device with selective tow erasure
HITACHI LTD30 citations91
US5097446AMar 17, 1992
Nonvolatile semiconductor memory device
HITACHI LTD39 citations88
US5959894ASep 28, 1999
Nonvolatile semiconductor memory device
HITACHI LTD8 citations82
US5949715ASep 7, 1999
Nonvolatile semiconductor memory device
HITACHI LTD10 citations82
US5917752AJun 29, 1999
Nonvolatile semiconductor memory device
HITACHI LTD13 citations82
US6259629B1Jul 10, 2001
Nonvolatile semiconductor memory device
HITACHI LTD3 citations74
US6181600B1Jan 30, 2001
Nonvolatile semiconductor memory device
HITACHI LTD4 citations74
US6157576ADec 5, 2000
Nonvolatile semiconductor memory device
HITACHI LTD2 citations74
RENESAS TECH CORP
3 patentsUS6791882B2Sep 14, 2004
Nonvolatile semiconductor memory device
RENESAS TECH CORP253 citations99
US7372741B2May 13, 2008
Nonvolatile memory apparatus having a processor and plural memories one or more of which is a nonvolatile memory having circuitry which performs an erase operation and an erase verify operation when the processor specifies the erase operation mode to the nonvolatile memory
RENESAS TECH CORP9 citations92
US6747902B2Jun 8, 2004
Nonvolatile semiconductor memory apparatus
RENESAS TECH CORP10 citations82