Inventor
MORITOKI KATSUNORI
JP25 patents
Patents
25 patentsUS6566821B2May 20, 2003
Drive device and drive method for a cold cathode fluorescent lamp
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD174 citations99
US6222302B1Apr 24, 2001
Piezoelectric actuator, infrared sensor and piezoelectric light deflector
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD108 citations97
US6969945B2Nov 29, 2005
Surface acoustic wave device, method for manufacturing, and electronic circuit device
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD44 citations96
US6268983B1Jul 31, 2001
Head actuator driven by piezoelectric element
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD56 citations96
US6794796B2Sep 21, 2004
Piezoelectric transformer, piezoelectric transformer drive circuit, piezoelectric transformer drive method and cold cathode tube drive apparatus using piezoelectric transformer
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD22 citations93
US6737816B2May 18, 2004
Piezoelectric transformer, piezoelectric transformer drive circuit, piezoelectric transformer drive method and cold cathode tube drive apparatus using piezoelectric transformer
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD14 citations93
US6583534B1Jun 24, 2003
Piezoelectric transformer, piezoelectric transformer drive circuit, piezoelectric transformer drive method and cold cathode tube drive apparatus using piezoelectric transformer
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD14 citations93
US6433458B2Aug 13, 2002
Method and unit for driving piezoelectric transformer used for controlling luminance of cold-cathode tube
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD24 citations93
US6720705B2Apr 13, 2004
Method of driving a piezoelectric transformer and power source apparatus using the same
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD35 citations92
US6710682B2Mar 23, 2004
Surface acoustic wave device, method for producing the same, and circuit module using the same
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD43 citations91
US7246421B2Jul 24, 2007
Method for manufacturing surface acoustic wave device
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD10 citations84
US7034800B2Apr 25, 2006
Driving circuit and driving method for piezoelectric transformer, backlight apparatus, liquid crystal display apparatus, liquid crystal monitor, and liquid crystal TV
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD20 citations84
US6509700B2Jan 21, 2003
Apparatus and method for driving a cathode discharge tube
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD13 citations84
US6621194B1Sep 16, 2003
Piezoelectric element having thickness shear vibration and mobile communication device using the same
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD14 citations83
US7145281B2Dec 5, 2006
Driving circuit for piezoelectric transformer, cold-cathode tube light-emitting apparatus, liquid crystal panel and device with built-in liquid crystal panel
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD6 citations74
US7038354B2May 2, 2006
Driving circuit for piezoelectric transformer, cold-cathode tube light-emitting apparatus, liquid crystal panel and device with built-in liquid crystal panel
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD6 citations74
US6812623B2Nov 2, 2004
Piezoelectric transformer
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD11 citations74
US6590293B2Jul 8, 2003
Electronic component, having projection electrodes and methods for manufacturing thereof
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD9 citations74
US6227051B1May 8, 2001
Acceleration sensor
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD13 citations74
US6050144AApr 18, 2000
Acceleration sensor
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD11 citations74
US7030538B2Apr 18, 2006
Piezoelectric transformer, piezoelectric transformer unit, inverter circuit, light emission control device, and liquid crystal display device
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD6 citations63
US6989626B2Jan 24, 2006
Piezoelectric transformer
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD4 citations63
US6509671B2Jan 21, 2003
Driving method and driving circuit for piezoelectric transformer, cold cathode tube emission device, liquid crystal panel and liquid crystal panel built-in apparatus
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD6 citations63
US6084336AJul 4, 2000
Piezoelectric transformer
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD6 citations63
US6992424B2Jan 31, 2006
Piezoelectric vibrator ladder-type filter using piezoeletric vibrator and double-mode piezolectric filter
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD2 citations59