Inventor · disambiguated record
Yoshinori Imanaka
Also filed as: IMANAKA YOSHINORI
12 granted patents·3 pending applications·129 citations·filing 2005–2023
88Inventor score
Top patents by PatentIndex Score
15 records- 0195US7724551B2Step-up circuit and portable device using itROHM CO LTD·Filed 2005·Granted May 25, 2010·95 cites·11 claims
- 0290US11553570B1Interface expander circuit for light emitting diode (LED) driver circuitsINFINEON TECHNOLOGIES AG·Filed 2021·Granted Jan 10, 2023·2 cites·20 claims
- 0376US9621137B2Amplitude normalization circuit, power supply and electronic apparatusROHM CO LTD·Filed 2014·Granted Apr 11, 2017·4 cites·18 claims
- 0473US8004213B2Power supply, light emission control device and display deviceROHM CO LTD·Filed 2007·Granted Aug 23, 2011·5 cites·10 claims
- 0572US7936137B2InverterROHM CO LTD·Filed 2008·Granted May 3, 2011·4 cites·9 claims
- 0670US8093876B2Power control circuit to prevent a malfunction of a protection circuitARAKI KYOICHIRO·Filed 2007·Granted Jan 10, 2012·12 cites·8 claims
- 0764US9277612B2Switching converter, control circuit and control method thereof, and lighting device and electronic apparatus using the sameROHM CO LTD·Filed 2014·Granted Mar 1, 2016·2 cites·13 claims
- 0864US8742691B2Load driving circuitIMANAKA YOSHINORI·Filed 2011·Granted Jun 3, 2014·2 cites·26 claims
- 0960US10651727B2Power supply control circuit, power supply device and electronic apparatusROHM CO LTD·Filed 2014·Granted May 12, 2020·1 cites·36 claims
- 1059US8159151B2Control circuit for inverterIMANAKA YOSHINORI·Filed 2008·Granted Apr 17, 2012·2 cites·8 claims
- 1158US11095209B2Power supply control circuit, power supply device and electronic apparatusROHM CO LTD·Filed 2019·Granted Aug 17, 2021·0 cites·24 claims
- 1255US12464619B2Light emitting diode (LED) current regulator circuit with multiple LED pins for robust control of LED chainINFINEON TECHNOLOGIES AG·Filed 2023·Granted Nov 4, 2025·0 cites·15 claims
- 1347US2009021176A1Semiconductor deviceROHM CO LTD·Filed 2008·Application pending·0 cites
- 1434US2007279021A1Power Supply Circuit, Charge Pump Circuit, and Portable Appliance TherewithROHM CO LTD·Filed 2005·Application pending·0 cites
- 1533US2007236972A1Semiconductor integrated circuit device, charge pump circuit, and electric applianceIMANAKA YOSHINORI·Filed 2007·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Yoshinori Imanaka files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →