ALEXANDRIA, Va., Nov. 25 -- United States Patent no. 12,484,242, issued on Nov. 25, was assigned to Infineon Technologies Austria AG (Villach, Austria).
"Method for producing a superjunction device" was invented by Daniel Tutuc (St. Niklas an der Drau, Austria), Matthias Kuenle (Villach, Austria), Ingo Muri (Villach, Austria) and Hans Weber (Bayerisch Gmain, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed is a method for producing a semiconductor device, the method including forming a plurality of semiconductor arrangements one above the other, wherein forming each of the plurality of semiconductor arrangements includes forming a semiconductor layer, forming a plurality of trenches in a firs...