Inventor · disambiguated record
Nobuyuki Hiasa
Also filed as: HIASA NOBUYUKI
11 granted patents·1 pending application·33 citations·filing 2006–2023
85Inventor score
Technology areasH02M
Top patents by PatentIndex Score
12 records- 0188US11233448B2Switching control circuit and switching control methodFUJI ELECTRIC CO LTD·Filed 2021·Granted Jan 25, 2022·2 cites·19 claims
- 0285US10910942B2Power factor improvement circuit and switching power supply device using sameFUJI ELECTRIC CO LTD·Filed 2020·Granted Feb 2, 2021·2 cites·12 claims
- 0380US11303202B2Power factor improvement circuit and switching power supply device using sameFUJI ELECTRIC CO LTD·Filed 2020·Granted Apr 12, 2022·1 cites·13 claims
- 0480US11165337B2Integrated circuit for power factor correction and power supply circuit containing the sameFUJI ELECTRIC CO LTD·Filed 2019·Granted Nov 2, 2021·3 cites·17 claims
- 0579US7952893B2Integrated control circuit for controlling a switching power supply, switching power supply incorporating the same, and a method of controlling a switching power supplyFUJI ELECTRIC SYSTEMS CO LTD·Filed 2008·Granted May 31, 2011·17 cites·17 claims
- 0672US9665744B2Input front-end circuit for switching power supply control integrated circuit and switching power supply controller having the sameFUJI ELECTRIC CO LTD·Filed 2016·Granted May 30, 2017·2 cites·12 claims
- 0761US11509215B2Power control apparatus and power control method with oscillation controlFUJI ELECTRIC CO LTD·Filed 2020·Granted Nov 22, 2022·0 cites·17 claims
- 0861US7667445B2Integrated circuit for controlling a switching power supplyFUJI ELEC DEVICE TECH CO LTD·Filed 2006·Granted Feb 23, 2010·6 cites·7 claims
- 0959US12445057B2Switching control circuit and power supply circuitFUJI ELECTRIC CO LTD·Filed 2023·Granted Oct 14, 2025·0 cites·8 claims
- 1050US11271474B2Integrated circuit and power supply circuitFUJI ELECTRIC CO LTD·Filed 2020·Granted Mar 8, 2022·0 cites·12 claims
- 1149US11837945B2Integrated circuitFUJI ELECTRIC CO LTD·Filed 2022·Granted Dec 5, 2023·0 cites·8 claims
- 1236US2008180078A1Switching power supply and method of controlling thereofFUJI ELEC DEVICE TECH CO LTD·Filed 2008·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →