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Pat. 9997989 United States, Int. Cl.22 H02M 7/538, H02M 1/088, H02M 1/32, H02M 7/5387, H03K 17/12. Method and device for electrical current delivery using parallel semiconductor switches : Appl. N 15/529669 : Filed 29.09.2015 : Pub. 12.06.2018 : / Stefan Butzmann, Peter Taufer, Bernd Eckert ; Assignee Robert Bosch Gmbh ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US9997989/en?oq=US9997989.html (дата обращения: ДД.ММ.ГГГГ).