Inventor · disambiguated record
Tomohiko Osaka
Also filed as: OSAKA TOMOHIKO
46 granted patents·17 pending applications·428 citations·filing 1996–2024
98Inventor score
Top patents by PatentIndex Score
63 records- 0199US7285879B2Autofocus actuatorMITSUMI ELECTRIC CO LTD·Filed 2005·Granted Oct 23, 2007·93 cites·2 claims
- 0298US7227285B2Autofocus actuatorMITSUMI ELECTRIC CO LTD·Filed 2005·Granted Jun 5, 2007·52 cites·8 claims
- 0397US7705909B2Camera module with improved leaf spring attachmentMITSUMI ELECTRIC CO LTD·Filed 2007·Granted Apr 27, 2010·47 cites·5 claims
- 0494US10107987B2Lens holder drive device and camera-equipped portable terminalOSAKA TOMOHIKO·Filed 2015·Granted Oct 23, 2018·8 cites·12 claims
- 0594US8531789B2Leaf spring with high thrustOSAKA TOMOHIKO·Filed 2011·Granted Sep 10, 2013·15 cites·15 claims
- 0694US8503121B2Lens driving device capable of suppressing a reduction of magnetic efficiency of a magnetic circuitOSAKA TOMOHIKO·Filed 2011·Granted Aug 6, 2013·24 cites·3 claims
- 0793US7271511B2Autofocus actuatorMITSUMI ELECTRIC CO LTD·Filed 2005·Granted Sep 18, 2007·34 cites·6 claims
- 0891US8503119B2Leaf spring with high vickers hardnessSATO KEIICHI·Filed 2011·Granted Aug 6, 2013·12 cites·19 claims
- 0991US7291942B2Autofocus actuatorMITSUMI ELECTRIC CO LTD·Filed 2005·Granted Nov 6, 2007·26 cites·6 claims
- 1090US7492538B2Camera moduleMITSUMI ELECTRIC CO LTD·Filed 2007·Granted Feb 17, 2009·16 cites·6 claims
- 1189US12267572B1Optical element driving deviceSUZUKI SHUN·Filed 2024·Granted Apr 1, 2025·1 cites·5 claims
- 1289US12197107B2Optical element driving device, camera module, and camera-mounted deviceOSAKA TOMOHIKO·Filed 2023·Granted Jan 14, 2025·1 cites·12 claims
- 1386US7641403B2Camera moduleMITSUMI ELECTRIC CO LTD·Filed 2007·Granted Jan 5, 2010·10 cites·3 claims
- 1485US10451834B2Lens holder driving device and mobile terminal with cameraOSAKA TOMOHIKO·Filed 2015·Granted Oct 22, 2019·4 cites·8 claims
- 1581US10412279B2Lens driving device, camera module, and camera-mounted deviceOSAKA TOMOHIKO·Filed 2018·Granted Sep 10, 2019·3 cites·8 claims
- 1680US7627238B2Camera moduleMITSUMI ELECTRIC CO LTD·Filed 2007·Granted Dec 1, 2009·10 cites·2 claims
- 1778US8026978B2Camera module with axially displaceable lens unit holderMITSUMI ELECTRIC CO LTD·Filed 2008·Granted Sep 27, 2011·5 cites·3 claims
- 1874US8077398B2Lens driving device comprising magnetic circuit with high magnetic efficiencyOSAKA TOMOHIKO·Filed 2009·Granted Dec 13, 2011·7 cites·3 claims
- 1973US10495844B2Lens drive device, camera module, and camera-mounting deviceSATO YOSHIAKI·Filed 2015·Granted Dec 3, 2019·2 cites·6 claims
- 2073US7639440B2Camera moduleMITSUMI ELECTRIC CO LTD·Filed 2007·Granted Dec 29, 2009·6 cites·6 claims
- 2172US10338341B2Lens holder driving device and camera-equipped portable terminalOSAKA TOMOHIKO·Filed 2015·Granted Jul 2, 2019·2 cites·6 claims
- 2269US6426849B1Flexible 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 hubMITSUMI ELECTRIC CO LTD·Filed 2000·Granted Jul 30, 2002·7 cites·1 claims
- 2368US10571649B2Lens driving device, camera module, and camera-mounted deviceOSAKA TOMOHIKO·Filed 2019·Granted Feb 25, 2020·1 cites·13 claims
- 2467US7852579B2Camera moduleMITSUMI ELECTRIC CO LTD·Filed 2007·Granted Dec 14, 2010·4 cites·3 claims
- 2564US12184962B2Optical element driving device, camera module, and camera-equipped deviceSUZUKI SHUN·Filed 2021·Granted Dec 31, 2024·0 cites·17 claims
- 2661US12481203B2Optical 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 deviceOSAKA TOMOHIKO·Filed 2021·Granted Nov 25, 2025·0 cites·12 claims
- 2761US11137568B2Lens holder driving device and mobile terminal with cameraOSAKA TOMOHIKO·Filed 2019·Granted Oct 5, 2021·0 cites·13 claims
- 2859US2024427225A1Lens driving device and camera moduleMITSUMI ELECTRIC CO LTD·Filed 2024·Application pending·0 cites
- 2958US2024045170A1Optical element driving device, camera module, and camera-mounted deviceOSAKA TOMOHIKO·Filed 2023·Application pending·0 cites
- 3058US2024329360A1Lens driving device and camera moduleMITSUMI ELECTRIC CO LTD·Filed 2024·Application pending·0 cites
- 3158US2024045169A1Optical element driving device, camera module, and camera-mounted deviceOSAKA TOMOHIKO·Filed 2023·Application pending·0 cites
- 3256US6400528B1Magnetic headMITSUMI ELECTRIC CO LTD·Filed 2000·Granted Jun 4, 2002·3 cites·8 claims
- 3353US12436355B2Lens drive device, camera module, and camera mount deviceOSAKA TOMOHIKO·Filed 2020·Granted Oct 7, 2025·0 cites·20 claims
- 3452US12111460B2Lens driving device, camera module, and camera-mounted apparatusOSAKA TOMOHIKO·Filed 2020·Granted Oct 8, 2024·0 cites·4 claims
- 3552US2024393664A1Optical element driving device, camera module, and camera-mounted deviceMITSUMI ELECTRIC CO LTD·Filed 2022·Application pending·0 cites
- 3652US2024045311A1Optical element driving device, camera module, and camera-mounted deviceSUZUKI SHUN·Filed 2023·Application pending·0 cites
- 3751US6359753B1Floating magnetic head for use with flexible disksMITSUMI ELECTRIC CO LTD·Filed 1999·Granted Mar 19, 2002·10 cites·6 claims
- 3851US2023408840A1Optical-element driving device, camera module and camera-mounted deviceOSAKA TOMOHIKO·Filed 2021·Application pending·0 cites
- 3950US8643964B2Lens driving device without permanent magnetOSAKA TOMOHIKO·Filed 2012·Granted Feb 4, 2014·0 cites·12 claims
- 4050US2024305222A1Driving device, optical-element driving device, camera module, and camera-mounted deviceSUZUKI SHUN·Filed 2024·Application pending·0 cites
- 4149US11381749B2Camera module and camera-equipped deviceOSAKA TOMOHIKO·Filed 2019·Granted Jul 5, 2022·0 cites·20 claims
- 4249US6243232B1Magnetic headMITSUMI ELECTRIC CO LTD·Filed 1999·Granted Jun 5, 2001·9 cites·4 claims
- 4349US2023408890A1Optical element driving device, camera module, and camera-equipped deviceOSAKA TOMOHIKO·Filed 2021·Application pending·0 cites
- 4449US2023393449A1Optical-element driving device, camera module and camera-mounted deviceOSAKA TOMOHIKO·Filed 2021·Application pending·0 cites
- 4548US2023273392A1Lens driving device, camera module, and camera-equipped deviceOSAKA TOMOHIKO·Filed 2021·Application pending·0 cites
- 4648US2023029605A1Lens driving device, camera module, and camera mount deviceOSAKA TOMOHIKO·Filed 2021·Application pending·0 cites
- 4746US2022091360A1Lens driving device, camera module, and camera mounting deviceOSAKA TOMOHIKO·Filed 2019·Application pending·0 cites
- 4844US12413861B2Optical actuator, camera module, and camera-mounted deviceOSAKA TOMOHIKO·Filed 2021·Granted Sep 9, 2025·0 cites·7 claims
- 4944US10750062B2Lens driving device, camera module, and camera-mounted deviceOSAKA TOMOHIKO·Filed 2018·Granted Aug 18, 2020·0 cites·8 claims
- 5044US10649174B2Lens driving device, camera module, and camera-mounted deviceOSAKA TOMOHIKO·Filed 2018·Granted May 12, 2020·0 cites·15 claims
Showing the top 50 of 63 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →