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USPTO Patent Rankings Data through Sept 30, 2025
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Randall S. Beikmann — 4 Patents in 2016

General Motors: 4 patents #127 of 1,894Top 7%
Brighton, MI: #4 of 99 inventorsTop 5%
Michigan: #646 of 8,960 inventorsTop 8%
Overall (2016): #36,559 of 481,213Top 8%
4 Patents 2016

Issued Patents 2016

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
9458778 Cylinder activation and deactivation control systems and methods Allen B. Rayl, Sanjeev M. Naik 2016-10-04
9458780 Systems and methods for controlling cylinder deactivation periods and patterns Darrell W. Burleigh 2016-10-04
9416743 Cylinder activation/deactivation sequence control systems and methods 2016-08-16
9239024 Recursive firing pattern algorithm for variable cylinder deactivation in transient operation 2016-01-19