Inventor
MOHRI MASANARI
JP25 patents
⚠️ This page may combine multiple inventors who share the name “MOHRI MASANARI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD
22 patentsUS6344936B1Feb 5, 2002
Objective lens driving apparatus
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD66 citations96
US7389520B2Jun 17, 2008
Optical data recording disc with protrusion between clamping area and center hole
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD10 citations92
US6549346B2Apr 15, 2003
Assembled lens, optical head and optical recordable player with them
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD22 citations92
US6134058AOct 17, 2000
Object lens driving device
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD27 citations92
US5751688AMay 12, 1998
Optical disc clamp mechanism for use in selectively clamping a mini disc or a compact disc in an optical disc apparatus
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD22 citations92
US5646934AJul 8, 1997
Adapter and adapter system for playback of a compact disc and a mini disc in an optical disc apparatus
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD19 citations92
US5241528AAug 31, 1993
Optical pickup
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD31 citations92
US5193080AMar 9, 1993
Magneto-optical recording medium and apparatus
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD27 citations92
US5122998AJun 16, 1992
Magneto-optical recording and reproducing apparatus having magnetic head vertically moving support
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD39 citations92
US5044729ASep 3, 1991
Objective lens actuator
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD28 citations92
US6449232B1Sep 10, 2002
Disk type determination method
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD44 citations91
US6657944B2Dec 2, 2003
Objective lens driving device
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD13 citations84
US6587284B2Jul 1, 2003
Objective lens driving apparatus
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD14 citations84
US5586105ADec 17, 1996
Optical disc clamp mechanism and adapter for use in an optical disc apparatus
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD17 citations82
US7409699B2Aug 5, 2008
Optical data recording disc with protrusion between clamping area and center hole
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD5 citations74
US7401347B2Jul 15, 2008
Optical data recording medium with protrusion bonded between center hole and clamping area
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD4 citations74
US7401346B2Jul 15, 2008
Optical data recording disc with protrusion between clamping area and center hole
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD5 citations74
US7290272B2Oct 30, 2007
Optical data recording disc with protrusion between clamping area and center hole
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD6 citations74
US7065776B2Jun 20, 2006
Optical data recording medium and manufacturing method for the same, and a method for clamping the optical data recording medium
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD6 citations74
US5077713ADec 31, 1991
Magneto-optical disk writing/reading apparatus including a floating magnetic head
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD9 citations74
US6747921B2Jun 8, 2004
Apparatus for driving an objective lens utilizing flexible arms and pivotability mechanisms
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD12 citations72
US7272101B2Sep 18, 2007
Objective lens, optical head and optical information recording/reproducing apparatus
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD0 citations52
PANASONIC CORP
2 patentsUS7761888B2Jul 20, 2010
Optical data recording disc with protrusion between clamping area and center hole
PANASONIC CORP1 citations63
US7778135B2Aug 17, 2010
Optical recording medium, method for recording/reproducing information to/from optical recording medium and apparatus for recording/reproducing information
PANASONIC CORP3 citations62