RP

Ronald J. Pierik

General Motors: 2 patents #302 of 1,582Top 20%
📍 Holly, MI: #1 of 18 inventorsTop 6%
🗺 Michigan: #847 of 6,781 inventorsTop 15%
Overall (2011): #70,578 of 364,097Top 20%
2
Patents 2011

Issued Patents 2011

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
8047065 Diagnostic system for valve actuation camshaft driven component compensation Kenneth J. Cinpinski, Craig D. Marriott, Andrew P. Bagnasco 2011-11-01
7980216 Rocker arm assembly having slider roller oil pumping features Rodney K. Elnick 2011-07-19