Vicor's Third Patent Case Aims at 20 AI Server Suppliers
Vicor's Third Patent Case Aims at 20 AI Server Suppliers Photo: A data centre aisle. The new USITC investigation covers "certain vertical power delivery systems, components thereof, and computing systems containing the same." Credit: Wil Weterings, public domain, via Wikimedia Commons. The legal war over AI infrastructure has moved somewhere almost nobody was watching: underneath the GPU. On October 9, 2026, the US International Trade Commission voted to open a fresh Section 337 investigation — 337-TA-1526 — into whether twenty companies, from Foxconn and Delta Electronics to Infineon and Luxshare, are infringing Vicor's patents on the power-delivery systems that feed AI servers. The prize Vicor is after is not money. It is an order barring the accused products — and any computing systems containing them — from entering the United States. This is the third time in four years the Andover, Massachusetts power-module maker has hauled its rivals before the ITC. The f...