Inventor
OSAKA TOMOHIKO
JP47 patents
⚠️ This page may combine multiple inventors who share the name “OSAKA TOMOHIKO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MITSUMI ELECTRIC CO LTD
21 patentsUS7285879B2Oct 23, 2007
Autofocus actuator
MITSUMI ELECTRIC CO LTD93 citations98
US7705909B2Apr 27, 2010
Camera module with improved leaf spring attachment
MITSUMI ELECTRIC CO LTD47 citations94
US7291942B2Nov 6, 2007
Autofocus actuator
MITSUMI ELECTRIC CO LTD26 citations92
US7271511B2Sep 18, 2007
Autofocus actuator
MITSUMI ELECTRIC CO LTD34 citations92
US7227285B2Jun 5, 2007
Autofocus actuator
MITSUMI ELECTRIC CO LTD52 citations92
US7641403B2Jan 5, 2010
Camera module
MITSUMI ELECTRIC CO LTD10 citations84
US7627238B2Dec 1, 2009
Camera module
MITSUMI ELECTRIC CO LTD10 citations84
US7492538B2Feb 17, 2009
Camera module
MITSUMI ELECTRIC CO LTD16 citations84
US6426849B1Jul 30, 2002
Flexible disk comprising a member for filling up a gap between a metal hub and a jacket center hole without regulating a movement of the metal hub
MITSUMI ELECTRIC CO LTD7 citations74
US6359753B1Mar 19, 2002
Floating magnetic head for use with flexible disks
MITSUMI ELECTRIC CO LTD10 citations72
US6243232B1Jun 5, 2001
Magnetic head
MITSUMI ELECTRIC CO LTD9 citations72
US8026978B2Sep 27, 2011
Camera module with axially displaceable lens unit holder
MITSUMI ELECTRIC CO LTD5 citations63
US5793570AAug 11, 1998
Magnetic head
MITSUMI ELECTRIC CO LTD5 citations63
US5786968AJul 28, 1998
Magnetic head carriage device having a head load spring guide mechanism
MITSUMI ELECTRIC CO LTD2 citations63
US5677814AOct 14, 1997
Recording/reproducing apparatus
MITSUMI ELECTRIC CO LTD5 citations63
US7852579B2Dec 14, 2010
Camera module
MITSUMI ELECTRIC CO LTD4 citations62
US7639440B2Dec 29, 2009
Camera module
MITSUMI ELECTRIC CO LTD6 citations62
US6400528B1Jun 4, 2002
Magnetic head
MITSUMI ELECTRIC CO LTD3 citations61
US6222703B1Apr 24, 2001
Magnetic head for reading from and writing to a rotated magnetic disc in an elevated state produced by air flow and structure for supporting same
MITSUMI ELECTRIC CO LTD3 citations61
US6462908B1Oct 8, 2002
Magnetic head and structure for supporting same
MITSUMI ELECTRIC CO LTD1 citations45
US6396662B1May 28, 2002
High/low density magnetic head slider with lateral incision
MITSUMI ELECTRIC CO LTD0 citations40
OSAKA TOMOHIKO
20 patentsUS8503121B2Aug 6, 2013
Lens driving device capable of suppressing a reduction of magnetic efficiency of a magnetic circuit
OSAKA TOMOHIKO24 citations92
US8531789B2Sep 10, 2013
Leaf spring with high thrust
OSAKA TOMOHIKO15 citations84
US10107987B2Oct 23, 2018
Lens holder drive device and camera-equipped portable terminal
OSAKA TOMOHIKO8 citations83
US8077398B2Dec 13, 2011
Lens driving device comprising magnetic circuit with high magnetic efficiency
OSAKA TOMOHIKO7 citations76
US10451834B2Oct 22, 2019
Lens holder driving device and mobile terminal with camera
OSAKA TOMOHIKO4 citations72
US10412279B2Sep 10, 2019
Lens driving device, camera module, and camera-mounted device
OSAKA TOMOHIKO3 citations72
US12197107B2Jan 14, 2025
Optical element driving device, camera module, and camera-mounted device
OSAKA TOMOHIKO1 citations64
US11137568B2Oct 5, 2021
Lens holder driving device and mobile terminal with camera
OSAKA TOMOHIKO0 citations62
US10338341B2Jul 2, 2019
Lens holder driving device and camera-equipped portable terminal
OSAKA TOMOHIKO2 citations62
US10571649B2Feb 25, 2020
Lens driving device, camera module, and camera-mounted device
OSAKA TOMOHIKO1 citations57
US12481203B2Nov 25, 2025
Optical element drive device including a coil part in at least a portion being extendable and contractible in accordance with movement of a movable part, camera module, and camera mounting device
OSAKA TOMOHIKO0 citations52
US12436355B2Oct 7, 2025
Lens drive device, camera module, and camera mount device
OSAKA TOMOHIKO0 citations52
US12111460B2Oct 8, 2024
Lens driving device, camera module, and camera-mounted apparatus
OSAKA TOMOHIKO0 citations52
US11381749B2Jul 5, 2022
Camera module and camera-equipped device
OSAKA TOMOHIKO0 citations52
US8643964B2Feb 4, 2014
Lens driving device without permanent magnet
OSAKA TOMOHIKO0 citations52
US12413861B2Sep 9, 2025
Optical actuator, camera module, and camera-mounted device
OSAKA TOMOHIKO0 citations51
US10649174B2May 12, 2020
Lens driving device, camera module, and camera-mounted device
OSAKA TOMOHIKO0 citations42
US10750062B2Aug 18, 2020
Lens driving device, camera module, and camera-mounted device
OSAKA TOMOHIKO0 citations41
US10746957B2Aug 18, 2020
Lens driving device, camera module, and camera-equipped device
OSAKA TOMOHIKO0 citations40
US10880461B2Dec 29, 2020
Lens driving device, camera module, and camera-mounted device
OSAKA TOMOHIKO0 citations37