Inventor
SAKURAI KIYOFUMI
JP18 patents
⚠️ This page may combine multiple inventors who share the name “SAKURAI KIYOFUMI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TOSHIBA KK
13 patentsUS5712827AJan 27, 1998
Dynamic type memory
TOSHIBA KK20 citations92
US5586078ADec 17, 1996
Dynamic type memory
TOSHIBA KK49 citations92
US5506540AApr 9, 1996
Bias voltage generation circuit
TOSHIBA KK20 citations92
US5410512AApr 25, 1995
Semiconductor memory device
TOSHIBA KK23 citations92
US5066997ANov 19, 1991
Semiconductor device
TOSHIBA KK32 citations92
US5072271ADec 10, 1991
Protection circuit for use in semiconductor integrated circuit device
TOSHIBA KK14 citations74
US8942039B2Jan 27, 2015
Nonvolatile semiconductor memory device
TOSHIBA KK5 citations73
US5642326AJun 24, 1997
Dynamic memory
TOSHIBA KK9 citations73
US7650584B2Jan 19, 2010
Application specific semiconductor integrated circuit and its manufacturing method thereof
TOSHIBA KK7 citations68
US7952930B2May 31, 2011
NAND flash memory
TOSHIBA KK3 citations62
US7274617B2Sep 25, 2007
Non-volatile semiconductor memory
TOSHIBA KK4 citations62
USRE37427EOct 30, 2001
Dynamic type memory
TOSHIBA KK2 citations62
US6104233AAug 15, 2000
Substrate structure of semi-conductor device
TOSHIBA KK3 citations62