Библиографическая ссылка на патент
Pat. 10998815 United States, Int. Cl.22 H02M 1/42, H02M 1/12, H02M 5/293, H02M 1/00. Electrical circuits for power factor correction by measurement and removal of overtones : Appl. N 17/102035 : Filed 23.11.2020 : Pub. 04.05.2021 : / Robert S. Wrathall ; Assignee Individual ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US10998815/en?oq=US10998815.html (дата обращения: ДД.ММ.ГГГГ).