RH

Ronald J. Herrin

General Motors: 2 patents #314 of 1,934Top 20%
📍 Clawson, MI: #1 of 19 inventorsTop 6%
🗺 Michigan: #1,726 of 9,630 inventorsTop 20%
Overall (2017): #111,820 of 506,227Top 25%
2
Patents 2017

Issued Patents 2017

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9759140 Fifty percent burn crankshaft angle estimation systems and methods Gary Robert Cygan, Jr., Chao F. Daniels, Jason R. Bartak 2017-09-12
9759177 System and method for controlling spark timing based on a duration of a fuel burn within a cylinder in an engine Gary Robert Cygan, Jr., Chao F. Daniels, Jason R. Bartak 2017-09-12