Two high-level Ford Motor Co. executives — Hau Thai-Tang and Frederiek Toney — are retiring later this year, the Dearborn automaker announced Thursday. Meanwhile, Ford is bringing on Dave Bozeman, a former Amazon.com Inc., Caterpillar Inc. and Harley-Davidson Inc. executive. Hau Thai-Tang, Ford’s chief industrial platform officer, will retire on Oct. 1 after spending more than 34 years working at the Blue Oval. Ford did not immediately name a replacement or detail what would happen with Thai-Tang’s position following his retirement. “All of us at Ford are extremely grateful to Hau for his unre…