PP

Patrick S. Portell

General Motors: 3 patents #178 of 1,582Top 15%
📍 Pinckney, MI: #3 of 25 inventorsTop 15%
🗺 Michigan: #454 of 6,781 inventorsTop 7%
Overall (2011): #38,950 of 364,097Top 15%
3
Patents 2011

Issued Patents 2011

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
8011261 Multi-speed transmission with countershaft gearing arrangement John A. Diemer, James D. Hendrickson, Henryk Sowul 2011-09-06
7886626 Multi-speed dual clutch transmission Per-Gunnar Bjorck, Mikael Mohlin, John A. Diemer, Henryk Sowul 2011-02-15
7870804 Multi-speed dual clutch transmission Per-Gunnar Bjorck, Mikael Mohlin, John A. Diemer, Henryk Sowul 2011-01-18