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USPTO Patent Rankings Data through Dec 31, 2025
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Robert D. Keefover — 30 Patents

BOBorgwarner: 30 patents #7 of 1,600Top 1%
Lake Orion, MI: #14 of 676 inventorsTop 3%
Michigan: #2,170 of 86,293 inventorsTop 3%
Overall (All Time): #121,623 of 4,157,543Top 3%
30 Patents All Time
Robert D. Keefover has been granted 30 US patents while listed as an inventor at Borgwarner. The first was granted in 2001 and the most recent in March 2022. Robert D. Keefover ranks #121,623 of 4,157,543 US inventors in our database (top 2.9%). Patent records list Robert D. Keefover in Lake Orion, MI, US.

Issued Patents All Time

Showing 1–25 of 30 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11267349 Three-way transformer for power conversion in electric vehicles Nicola Rosano 2022-03-08 $61,900,000
11193399 Variable camshaft timing assembly Brian T. Kenyon 2021-12-07 $79,665,000
10473232 Split linkage mechanism for valve assembly Robert J. Telep 2019-11-12 $13,657,000
10041420 Valve assembly and valve system including same Aaron Feiner, Brenda L. Horn, Petr Malik 2018-08-07 $8,463,000
9879596 Actuator assembly having at least one driven gear coupled to a housing Martin P. Bogen, James C. Sharpe, Brian Wightman 2018-01-30 $19,637,000
9587592 Actuator with valve return Aaron Feiner 2017-03-07 $14,420,000
9568010 Inlet design for a pump assembly Ketan Adhvaryu, Murray F. Busato, Brian M. Chomicz 2017-02-14 $27,959,000
9395018 Control algorithm for freeing an EGR valve from contamination adhesion Joseph Labataille, David Kaitschuck, Murray F. Busato 2016-07-19 $17,821,000
9140218 Actuator with valve return Aaron Feiner 2015-09-22 $41,444,000
9097263 Inlet design for a pump assembly Ketan Adhvaryu, Murray F. Busato, Brian M. Chomicz 2015-08-04 $13,063,000
8803388 Actuator assembly using a cam slot bearing drive mechanism Murray F. Busato 2014-08-12 $13,022,000
8585012 Method for controlling an actuator Joseph Labataille, Matthew E. Junker 2013-11-19 $15,838,000
8534047 Combustion engine breathing systems, components thereof and methods of operating and controlling the same Murray F. Busato, Matt Delavan 2013-09-17 $46,970,000
8316830 Valve module for a combustion engine breathing system Murray F. Busato 2012-11-27 $23,908,000
8181545 Actuator with integrated drive mechanism Murray F. Busato 2012-05-22 $19,873,000
8084913 DC motor with asymmetrical poles Robert J. Telep 2011-12-27 $9,408,000
8086329 Method of actuator control Joseph Labataille 2011-12-27 $9,408,000
8074622 Control and interconnection system for an apparatus Robert J. Telep, Murray F. Busato, Donald Podwoiski 2011-12-13 $45,526,000
7594494 Assembly with non-contacting position sensor Michael J. Halsig, Hal Pringle 2009-09-29 $47,481,000
7570046 Single sensing multiple output system Todd R. Peterson, John W. Duddles 2009-08-04 $26,349,000
7487789 Gaseous fluid metering valve Robert J. Telep, Michael J. Halsig 2009-02-10 $31,483,000
7337764 Pressure balanced bearing Hal Pringle, Michael J. Halsig 2008-03-04 $29,684,000
7191754 Position sensor apparatus and method Michael J. Halsig, Hal Pringle 2007-03-20 $11,073,000
7182063 Assembly with non-contacting position sensor Michael J. Halsig, Hal Pringle 2007-02-27 $22,436,000
7174998 Submerged electric fluid pump Hal Pringle, Michael J. Halsig 2007-02-13 $23,187,000