Visitors stand near a sign of artificial intelligence at an AI robot booth at Security China, an exhibition on public safety and security, in Beijing, China June 7, 2023. REUTERS/Florence Lo Purchase Licensing Rights, opens new tabCompaniesWILMINGTON, Delaware, Aug 20 (Reuters) - A federal judge on Thursday tossed part of the conviction of former Google software engineer Linwei Ding, who was found guilty earlier ​this year of stealing AI trade secrets from the U.S. tech ‌giant to benefit two Chi...