Retail technology firm Inmar Inc. has purchased Millennium Process Coupon, one of the largest Canadian firms specializing in coupon and rebate redemption. "We are very pleased to have MPC join the Inmar team," said David Mounts, chairman and CEO of Winston-Salem-based Inmar. "Our core businesses align well, as do our values." Details of the acquisition were not released, but it brings together to firms that are leaders in their respective countries in retail technology. According to its website,…