Inventor
KAWAKUBO TOMOHIRO
JP21 patents
⚠️ This page may combine multiple inventors who share the name “KAWAKUBO TOMOHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
FUJITSU LTD
7 patentsUS6845055B1Jan 18, 2005
Semiconductor memory capable of transitioning from a power-down state in a synchronous mode to a standby state in an asynchronous mode without setting by a control register
FUJITSU LTD149 citations99
US6563746B2May 13, 2003
Circuit for entering/exiting semiconductor memory device into/from low power consumption mode and method of controlling internal circuit at low power consumption mode
FUJITSU LTD64 citations97
US6584032B2Jun 24, 2003
Dynamic random access memory having a low power consumption mode, and method of operating the same
FUJITSU LTD37 citations96
US6531914B2Mar 11, 2003
Internal voltage generation circuit
FUJITSU LTD30 citations92
US6809565B2Oct 26, 2004
Semiconductor device
FUJITSU LTD18 citations84
US6404221B1Jun 11, 2002
Threshold invariant voltage detecting device
FUJITSU LTD7 citations74
US7471587B2Dec 30, 2008
Semiconductor memory
FUJITSU LTD4 citations62
FUJITSU MICROELECTRONICS LTD
5 patentsUS7688661B2Mar 30, 2010
Semiconductor memory device, and method of controlling the same
FUJITSU MICROELECTRONICS LTD8 citations92
US7495986B2Feb 24, 2009
Semiconductor memory device, and method of controlling the same
FUJITSU MICROELECTRONICS LTD1 citations63
US7552369B2Jun 23, 2009
Semiconductor device and method for testing semiconductor device
FUJITSU MICROELECTRONICS LTD2 citations62
US7633825B2Dec 15, 2009
Semiconductor memory device with reduced current consumption
FUJITSU MICROELECTRONICS LTD0 citations52
US7483323B2Jan 27, 2009
Semiconductor memory device, and method of controlling the same
FUJITSU MICROELECTRONICS LTD0 citations52
FUJITSU SEMICONDUCTOR LTD
4 patentsUS7903487B2Mar 8, 2011
Semiconductor memory device, and method of controlling the same
FUJITSU SEMICONDUCTOR LTD1 citations63
US7869296B2Jan 11, 2011
Semiconductor memory device, and method of controlling the same
FUJITSU SEMICONDUCTOR LTD1 citations63
US8004921B2Aug 23, 2011
Memory device, memory controller and memory system
FUJITSU SEMICONDUCTOR LTD5 citations61
US7755957B2Jul 13, 2010
Semiconductor memory, method of controlling the semiconductor memory, and memory system
FUJITSU SEMICONDUCTOR LTD0 citations52