Inventor · disambiguated record
Mitsutomo Yoshinaga
Also filed as: YOSHINAGA MITSUTOMO
17 granted patents·3 pending applications·59 citations·filing 2002–2023
89Inventor score
Top patents by PatentIndex Score
20 records- 0187US9742289B2Integrated circuit and switching power-supply deviceSANKEN ELECTRIC CO LTD·Filed 2015·Granted Aug 22, 2017·6 cites·7 claims
- 0287US8456108B2LED lighting apparatusKIMURA KENGO·Filed 2011·Granted Jun 4, 2013·12 cites·3 claims
- 0378US12126267B2Resonant converter with a synchronous rectifier controller having ontime and offtime countingSANKEN ELECTRIC CO LTD·Filed 2022·Granted Oct 22, 2024·1 cites·5 claims
- 0478US6529391B2Switching power supplySANKEN ELECTRIC CO LTD·Filed 2002·Granted Mar 4, 2003·38 cites·3 claims
- 0565US12372557B2Excitation current detection circuit and semiconductor deviceSANKEN ELECTRIC CO LTD·Filed 2023·Granted Jul 29, 2025·0 cites·6 claims
- 0663US9078324B2LED driving device, LED lighting apparatus, and error amplification circuitSANKEN ELECTRIC CO LTD·Filed 2014·Granted Jul 7, 2015·1 cites·4 claims
- 0757US10608536B2Power conversion device and control circuitSANKEN ELECTRIC CO LTD·Filed 2019·Granted Mar 31, 2020·0 cites·9 claims
- 0856US10879786B2Power conversion device and control circuitSANKEN ELECTRIC CO LTD·Filed 2020·Granted Dec 29, 2020·0 cites·6 claims
- 0948US8964430B2Active snubber circuit and power supply circuitYOSHINAGA MITSUTOMO·Filed 2011·Granted Feb 24, 2015·1 cites·8 claims
- 1047US9560704B2LED driving device and LED lighting apparatusSANKEN ELECTRIC CO LTD·Filed 2014·Granted Jan 31, 2017·0 cites·12 claims
- 1144US10763751B2Device and method for converting input voltage to output voltageSANKEN ELECTRIC CO LTD·Filed 2018·Granted Sep 1, 2020·0 cites·15 claims
- 1244US10389247B2Power conversion device and control circuit including stop transitioning to stop stateSANKEN ELECTRIC CO LTD·Filed 2018·Granted Aug 20, 2019·0 cites·14 claims
- 1343US9172307B2Switching power source device and control IC which are capable of performing constant power controlSANKEN ELECTRIC CO LTD·Filed 2014·Granted Oct 27, 2015·0 cites·3 claims
- 1442US9484812B2Direct-current power supply deviceSANKEN ELECTRIC CO LTD·Filed 2013·Granted Nov 1, 2016·0 cites·5 claims
- 1542US2014184095A1DC Power-Supply ApparatusSANKEN ELECTRIC CO LTD·Filed 2013·Application pending·0 cites
- 1639US11973431B2Switching power supply apparatusSANKEN ELECTRIC CO LTD·Filed 2022·Granted Apr 30, 2024·0 cites·9 claims
- 1736US2012319610A1Led lighting apparatusYOSHINAGA MITSUTOMO·Filed 2012·Application pending·0 cites
- 1836US2012248998A1Led driver and led illuminator having the sameYOSHINAGA MITSUTOMO·Filed 2012·Application pending·0 cites
- 1934US10050543B2Switching power supply device changing output voltage setting and integrated circuit for switching power supply deviceSANKEN ELECTRIC CO LTD·Filed 2015·Granted Aug 14, 2018·0 cites·11 claims
- 2034US9735694B2Integrated circuit and switching power-supply device with charging control circuitSANKEN ELECTRIC CO LTD·Filed 2015·Granted Aug 15, 2017·0 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →