Inventor · Brighton, MI, US

Randall S. Beikmann

14Patents
6h-index
25Co-inventors
62Inventor score

Filing activity: May 30, 2001 → Feb 7, 2019

Most-cited inventions

PatentTitleAreaCited byStatus
US9140622B2 System and method for controlling a firing sequence of an engine to reduce vibration when cylinders of the engine are deactivated Emerging Cross-Sectional Technologies 24 Active
US10247121B2 Method and apparatus for determining optimum skip fire firing profile Mechanical Engineering; Lighting; Heating 15 Active
US8256562B2 Powertrain having multi-stage damper Mechanical Engineering; Lighting; Heating 13 Active
US9458778B2 Cylinder activation and deactivation control systems and methods Mechanical Engineering; Lighting; Heating 7 Active
US9458780B2 Systems and methods for controlling cylinder deactivation periods and patterns Emerging Cross-Sectional Technologies 7 Active
US9416743B2 Cylinder activation/deactivation sequence control systems and methods Emerging Cross-Sectional Technologies 6 Active
US7219642B1 Powertrain assembly and integral truss oil pan therefor Mechanical Engineering; Lighting; Heating 5 Expired
US9726139B2 System and method for controlling a firing sequence of an engine to reduce vibration when cylinders of the engine are deactivated Emerging Cross-Sectional Technologies 4 Active
US9239024B2 Recursive firing pattern algorithm for variable cylinder deactivation in transient operation Emerging Cross-Sectional Technologies 4 Active
US9556811B2 Firing pattern management for improved transient vibration in variable cylinder deactivation mode Mechanical Engineering; Lighting; Heating 2 Active
US6886519B2 Methods and apparatus for controlling a shutdown of an internal combustion engine Emerging Cross-Sectional Technologies 1 Expired
US9599047B2 Combination cylinder state and transmission gear control systems and methods Mechanical Engineering; Lighting; Heating 1 Active
US9828921B2 External vehicle sound field enhancement Physics 0 Active
US10941722B2 Method and apparatus for determining optimum skip fire firing profile Mechanical Engineering; Lighting; Heating 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.