TP

Thomas W. Pfeffer

SA Siemens Automotive: 1 patents #33 of 81Top 45%
📍 Rochester, MI: #20 of 60 inventorsTop 35%
🗺 Michigan: #1,659 of 6,198 inventorsTop 30%
Overall (2002): #103,238 of 266,432Top 40%
1
Patents 2002

Issued Patents 2002

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6386447 Smart card with card in vehicle warning David T. Proefke, Thomas E. Utter, Robert Baillargeon, Jeffrey R. Coil, Andrew C. Brenz +4 more 2002-05-14