Inventor
YOSHIKAWA TAKEFUMI
JP28 patents
⚠️ This page may combine multiple inventors who share the name “YOSHIKAWA TAKEFUMI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD
21 patentsUS7030688B2Apr 18, 2006
Low-pass filter for a PLL, phase-locked loop and semiconductor integrated circuit
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD97 citations97
US6199150B1Mar 6, 2001
Data memory apparatus forming memory map having areas with different access speeds
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD56 citations96
US6157229ADec 5, 2000
Skew compensation device
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD65 citations96
US6735710B1May 11, 2004
Clock extraction device
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD24 citations92
US6392462B2May 21, 2002
Multiphase clock generator and selector circuit
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD32 citations92
US6393520B2May 21, 2002
Data processor and data processing system with internal memories
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD46 citations92
US6198415B1Mar 6, 2001
Serial-to-parallel converter
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD22 citations92
US6151268ANov 21, 2000
Semiconductor memory and memory system
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD29 citations92
US7298130B2Nov 20, 2007
Signal detector
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD12 citations84
US6853223B2Feb 8, 2005
Phase comparator and clock recovery circuit
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD13 citations84
US6323756B1Nov 27, 2001
Data transmitter
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD15 citations84
US6829316B1Dec 7, 2004
Input circuit and output circuit
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD10 citations74
US6686779B2Feb 3, 2004
Driver circuit for differentially outputting data from internal circuitry of an LSI to outside the LSI
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD10 citations74
US6542552B1Apr 1, 2003
Data transmitter
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD12 citations74
US7149267B2Dec 12, 2006
Input circuit and output circuit
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD2 citations63
US7136441B2Nov 14, 2006
Clock recovery circuit
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD6 citations63
US6690217B2Feb 10, 2004
Data width corrector
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD2 citations63
US7397268B2Jul 8, 2008
Receiver circuit
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD1 citations62
US7233215B2Jun 19, 2007
Frequency modulation circuit
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD4 citations62
US7176708B2Feb 13, 2007
Receiver circuit
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD2 citations62
US7016423B2Mar 21, 2006
Driver circuit and data communication device
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD0 citations51