Qualcomm CEO Fires Back at Arm in Trial Over Licensing Dispute

Qualcomm Inc.’s chief executive officer told a jury that its business suffered when customers were misled by computer-chip designer Arm Holdings Plc about the companies’ licensing agreement for chip technology vital to the electronics ecosystem.

Cristiano Amon, who was chosen in 2021 to head Qualcomm, took the witness stand Wednesday in a licensing dispute that threatens to roil the technology industry.

Cristiano Amon

Photographer: Zed Jameson/Bloomberg

He testified that Arm needlessly “created uncertainty” among Qualcomm’s customers — including mobile-phone maker Samsung Electronics Co. — by duping them into thinking that a license to use Arm’s technology will expire in 2025. Samsung became ...