DB

David R. Bednarz

TC Tenneco Automotive Operating Company: 2 patents #125 of 382Top 35%
📍 Ann Arbor, MI: #2,859 of 6,071 inventorsTop 50%
🗺 Michigan: #35,034 of 86,293 inventorsTop 45%
Overall (All Time): #1,984,642 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9689301 Tailor to fit muffler Richard T. Carr, Frederick M. Baumgartner, Deep Singh, Bradley B. Walworth 2017-06-27
9121320 Tailor to fit muffler Richard T. Carr, Frederick M. Baumgartner, Deep Singh, Bradley B. Walworth 2015-09-01