Inventor
HATSUDA TSUGUYASU
JP19 patents
Patents
19 patentsUS5389898AFeb 14, 1995
Phase locked loop having plural selectable voltage controlled oscillators
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD133 citations96
US6604066B1Aug 5, 2003
Method and apparatus for calculating delay for logic circuit and method of calculating delay data for delay library
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD25 citations92
US6066177AMay 23, 2000
Method and apparatus for calculating delay for logic circuit and method of calculating delay data for delay library
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD33 citations92
US5764094AJun 9, 1998
Level shift circuit for analog signal and signal waveform generator including the same
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD21 citations92
US5408438AApr 18, 1995
Semiconductor memory
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD21 citations92
US5391938AFeb 21, 1995
Comparator using XNOR and XOR gates
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD34 citations92
US7148735B2Dec 12, 2006
Level shifter having automatic delay adjusting function
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD23 citations91
US5576565ANov 19, 1996
MIS capacitor and a semiconductor device utilizing said MIS capacitor
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD33 citations91
US5252863AOct 12, 1993
Drive circuit for use in a semiconductor integrated circuit
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD7 citations74
US5671181ASep 23, 1997
Data read circuit used in semiconductor storage device
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD11 citations73
US5559456ASep 24, 1996
Sensing circuit unit for a dynamic circuit
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD7 citations73
US5517140AMay 14, 1996
Sample and hold circuit
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD18 citations73
US5289414AFeb 22, 1994
Comparator
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD9 citations73
US5206825AApr 27, 1993
Arithmetic processor using signed-digit representation of external operands
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD8 citations73
US5892723AApr 6, 1999
Potential difference transmission device and semiconductor memory device using the same
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD5 citations63
US5672987ASep 30, 1997
Potential difference transmission device and semiconductor memory device using the same
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD3 citations63
US6922443B1Jul 26, 2005
Signal transmission circuit
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD2 citations62
US5153847AOct 6, 1992
Arithmetic processor using signed digit representation of internal operands
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD5 citations62
US7369618B2May 6, 2008
Signal transmission circuit
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD0 citations51