Inventor
MATSUOKA KAORU
JP33 patents
⚠️ This page may combine multiple inventors who share the name “MATSUOKA KAORU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD
27 patentsUS7146623B2Dec 5, 2006
Head support device and it's driving method, and drive disk using same
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD20 citations93
US7072150B2Jul 4, 2006
Head support mechanism and thin film piezoelectric actuator
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD12 citations93
US7072149B2Jul 4, 2006
Head support mechanism and thin film piezoelectric actuator
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD18 citations93
US7006335B2Feb 28, 2006
Head support mechanism and thin film piezoelectric actuator
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD13 citations93
US6917498B2Jul 12, 2005
Head support mechanism and thin film piezoelectric actuator
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD18 citations93
US6785096B2Aug 31, 2004
Head supporting mechanism
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD32 citations93
US6943990B1Sep 13, 2005
Head support mechanism, information recording/reproducing apparatus, and method of manufacturing head support mechanism
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD22 citations92
US6826018B2Nov 30, 2004
Disk drive with head supporting device
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD37 citations92
US6225712B1May 1, 2001
Voice coil motor
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD26 citations92
US6217218B1Apr 17, 2001
Hydrodynamic bearing spindle motor
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD25 citations91
US6105432AAug 22, 2000
Contact tester
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD19 citations91
US7312955B2Dec 25, 2007
Disk drive piezoelectric actuator with coupling portion extending across a slit between flexible substrates
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD12 citations84
US7265939B2Sep 4, 2007
Spindle motor and disk drive unit
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD10 citations84
US6965492B2Nov 15, 2005
Rotor assembly, information-recording/-reproducing device using the rotor assembly and method of assembling the rotor assembly
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD17 citations84
US7317271B2Jan 8, 2008
Fluid bearing motor, and disk drive mounted with same
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD11 citations83
US7106557B2Sep 12, 2006
Head supporting mechanism
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD10 citations74
US7046484B2May 16, 2006
Magnetic head supporting device having dummy weight used to coincide mass and swing movement centers
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD5 citations74
US7046485B2May 16, 2006
Piezoelectric actuator, disk drive using the same and manufacturing method thereof
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD9 citations74
US7027267B2Apr 11, 2006
Head support mechanism and thin film piezoelectric actuator
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD8 citations74
US6963473B2Nov 8, 2005
Head arm assembly and disk drive device with the head arm assembly having enhanced impact resistance
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD10 citations74
US6785070B2Aug 31, 2004
Magnetic transcription device
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD7 citations74
US6614625B1Sep 2, 2003
Magnetic disk apparatus
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD8 citations74
US7084536B2Aug 1, 2006
Fluid bearing motor, and disk drive mounted with same
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD7 citations73
US4704643ANov 3, 1987
Magnetic tape recording and/or reproducing apparatus
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD19 citations71
US6831889B2Dec 14, 2004
Head support mechanism and thin film piezoelectric actuator
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD2 citations63
US6125001ASep 26, 2000
Method and apparatus for recording digital signal and drum unit for recording FM audio signal and digital signal
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD2 citations63
US5949598ASep 7, 1999
Method and apparatus for recording digital signal and drum unit for recording FM audio signal and digital signal
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD2 citations63
TDK CORP
3 patentsUS6950285B2Sep 27, 2005
Head arm assembly with an arm motion limiting member and disk drive device with the head arm assembly
TDK CORP16 citations84
US10090717B2Oct 2, 2018
Power receiving device and power feeding device
TDK CORP0 citations36
US9866058B2Jan 9, 2018
Power feeding device, power receiving device, and wireless power transmission device
TDK CORP0 citations36