The University of Arizona's research commercialization branch, Tech Launch Arizona, marked a banner second year as it earned more than $2.1 million in revenue from royalties and patent reimbursements and formed 12 startup licensee companies. Money made from the royalties are distributed to the researches responsible for the patents and centralized funds to the departments and labs responsible, said David Allen, vice president, Tech Launch Arizona. The second year was Tech Launch Arizona's proving…