Inventor
KAGAMI AKIHIKO
JP11 patents
⚠️ This page may combine multiple inventors who share the name “KAGAMI AKIHIKO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NEC CORP
9 patentsUS5563832AOct 8, 1996
Semiconductor memory device having interface units memorizing available memory cell sub-arrays
NEC CORP74 citations94
US5940331AAug 17, 1999
Output circuit of semiconductor memory device
NEC CORP8 citations72
US5394369AFeb 28, 1995
Semiconductor memory device incorporating redundancy memory cells having parallel test function
NEC CORP14 citations72
US5347491ASep 13, 1994
Dynamic random access memory device having autorefreshing unit for producing internal row address strobe signal and internal column address strobe signal
NEC CORP16 citations72
US5295099AMar 15, 1994
Dynamic random access memory device having static column mode of operation without destruction of data bit
NEC CORP10 citations72
US5091884AFeb 25, 1992
Semiconductor memory device with improved address discriminating circuit for discriminating an address assigned defective memory cell replaced with redundant memory cell
NEC CORP12 citations72
US4975881ADec 4, 1990
Semiconductor memory device provided with an improved redundant decoder
NEC CORP11 citations72
US5629944AMay 13, 1997
Test mode setting circuit of test circuit for semiconductor memory
NEC CORP6 citations61
US6009035ADec 28, 1999
Semiconductor memory device
NEC CORP0 citations40