Inventor
SAKIYAMA SHIRO
JP51 patents
⚠️ This page may combine multiple inventors who share the name “SAKIYAMA SHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD
25 patentsUS6914259B2Jul 5, 2005
Multi-chip module, semiconductor chip, and interchip connection test method for multi-chip module
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD93 citations98
US7030688B2Apr 18, 2006
Low-pass filter for a PLL, phase-locked loop and semiconductor integrated circuit
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD97 citations97
US6150800ANov 21, 2000
Power circuit including inrush current limiter, and integrated circuit including the power circuit
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD82 citations96
US5550544AAug 27, 1996
Signal converter, noise shaper, AD converter and DA converter
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD55 citations96
US5751142AMay 12, 1998
Reference voltage supply circuit and voltage feedback circuit
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD76 citations95
US6424184B1Jul 23, 2002
Frequency-voltage conversion circuit, delay amount judgement circuit, system having frequency-voltage conversion circuit, method of adjusting input/output characteristics of frequency-voltage conversion circuit, and apparatus for automatically adjusting input
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD29 citations93
US6833626B2Dec 21, 2004
Multichip module structure
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD23 citations92
US6490715B1Dec 3, 2002
Cell library database and design aiding system
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD46 citations92
US6462427B2Oct 8, 2002
Semiconductor chip, set of semiconductor chips and multichip module
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD23 citations92
US6429633B1Aug 6, 2002
Switching regulator and LSI system
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD23 citations92
US6307360B1Oct 23, 2001
Switching regulator DC/DC converter, and LSI system provided with switching regulator
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD34 citations92
US6067536AMay 23, 2000
Neural network for voice and pattern recognition
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD40 citations92
US5278781AJan 11, 1994
Digital signal processing system
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD38 citations92
US5136662AAug 4, 1992
Image processor for sequential processing of successive regions of an image
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD40 citations92
US6873193B2Mar 29, 2005
Two-level supply voltage detection circuit
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD18 citations84
US5621862AApr 15, 1997
Information processing apparatus for implementing neural network
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD18 citations84
US6686782B2Feb 3, 2004
Power supply voltage detection circuit
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD11 citations74
US6531856B2Mar 11, 2003
Power source system for reducing power consumption in an intermittent mode of operation
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD11 citations74
US5636327AJun 3, 1997
Neural network circuit
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD13 citations74
US5383145AJan 17, 1995
Digital filter and digital signal processing system
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD16 citations74
US5452402ASep 19, 1995
Neural network circuit for adaptively controlling the coupling of neurons
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD14 citations73
US7388405B2Jun 17, 2008
Signal transmission circuit
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD6 citations63
US6646342B2Nov 11, 2003
Semiconductor chip and multi-chip module
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD5 citations63
US7257801B2Aug 14, 2007
Cell library database and timing verification and withstand voltage verification systems for integrated circuit using the same
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD3 citations62
US5699064ADec 16, 1997
Oversampling D/A converter using a bidirectional shift register
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD5 citations61
PANASONIC CORP
22 patentsUS8040168B2Oct 18, 2011
Charge pump circuit
PANASONIC CORP7 citations84
US7777580B2Aug 17, 2010
Coupled ring oscillator and method for laying out the same
PANASONIC CORP12 citations84
US7498865B2Mar 3, 2009
Semiconductor integrated circuit with reduced speed variations
PANASONIC CORP17 citations84
US8947290B2Feb 3, 2015
Successive approximation AD converter
PANASONIC CORP11 citations83
US7667448B2Feb 23, 2010
Reference voltage generation circuit
PANASONIC CORP7 citations74
US8508269B2Aug 13, 2013
Reference frequency generation circuit, semiconductor integrated circuit, and electronic device
PANASONIC CORP4 citations63
US7911369B2Mar 22, 2011
Pipelined AD converter
PANASONIC CORP2 citations63
US7808295B2Oct 5, 2010
Multiphase level shift system
PANASONIC CORP6 citations63
US7808307B2Oct 5, 2010
Reference current circuit, reference voltage circuit, and startup circuit
PANASONIC CORP2 citations63
US7579870B2Aug 25, 2009
Level shifter
PANASONIC CORP5 citations63
US7495504B2Feb 24, 2009
Reference voltage generation circuit
PANASONIC CORP4 citations63
US9019006B2Apr 28, 2015
Reference voltage stabilizer circuit and integrated circuit including the same
PANASONIC CORP2 citations62
US8013650B2Sep 6, 2011
Phase adjustment circuit
PANASONIC CORP2 citations61
US7876166B2Jan 25, 2011
Coupled ring oscillator and method for laying out the same
PANASONIC CORP0 citations52
US7782112B2Aug 24, 2010
Device and method for generating clock signal
PANASONIC CORP0 citations52
US7705645B2Apr 27, 2010
Delay locked loop circuit
PANASONIC CORP0 citations42
US7633421B2Dec 15, 2009
A/D converter
PANASONIC CORP0 citations42
US7453313B2Nov 18, 2008
Charge pumping circuit
PANASONIC CORP0 citations42
US9077358B2Jul 7, 2015
Successive approximation AD converter and noise generator
PANASONIC CORP0 citations41
US9025309B2May 5, 2015
Capacitor array and signal processor including the array
PANASONIC CORP0 citations41
US7920002B2Apr 5, 2011
Pulse synthesis circuit
PANASONIC CORP0 citations41
US7936295B2May 3, 2011
Digital/analog converter circuit
PANASONIC CORP0 citations40
TOKUNAGA YUSUKE
1 patentMATSUMOTO AKINORI
1 patentPANASONIC CORORATION
1 patentShowing the top 50 of 51 patents by PatentIndex Score.