Inventor
NISHIKURA TAKAHIRO
JP14 patents
Patents
14 patentsUS6111338AAug 29, 2000
Acceleration sensor and method for producing the same
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD53 citations96
US5644199AJul 1, 1997
Method for driving an ultrasonic motor
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD41 citations92
US5461273AOct 24, 1995
Method and an apparatus for controlling a moving velocity of an ultrasonic motor
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD32 citations92
US5438229AAug 1, 1995
Ultrasonic motor and ultrasonic motor control method
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD23 citations92
US5408376AApr 18, 1995
Piezoelectric head actuator
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD38 citations92
US5854528ADec 29, 1998
Ultrasonic motor
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD17 citations84
US5408156AApr 18, 1995
Ultrasonic motor
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD12 citations74
US6069359AMay 30, 2000
Pyroelectric IR sensor
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD8 citations73
US5739532AApr 14, 1998
Pyroelectric IR sensor
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD8 citations73
US5448129ASep 5, 1995
Ultrasonic motor with vibrating body and moving body driven thereby
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD14 citations73
US5327040AJul 5, 1994
Ultrasonic motor with a vibrating body and a moving body driven thereby
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD15 citations73
US5256928AOct 26, 1993
Ultrasonic motor with a vibrator having recesses
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD17 citations73
US5457351AOct 10, 1995
Ultrasonic motor
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD3 citations62
US5300851AApr 5, 1994
Linear-type actuator
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD4 citations62