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Pat. 9941788 United States, Int. Cl.22 H03K 3/00, G05F 3/02, G06F 1/26, H01L 23/64, H01L 25/065, H02M 3/156. Three-D power converter in three distinct strata : Appl. N 15/584513 : Filed 02.05.2017 : Pub. 10.04.2018 : / Paul S. Andry, Leland Chang, Evan G. Colgan, John U. Knickerbocker, Bucknell C. Webb, Robert Wisnieff ; Assignee International Business Machines Corp ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US9941788/en?oq=US9941788.html (дата обращения: ДД.ММ.ГГГГ).