Caleb W. Secrest — 17 Patents at Borgwarner

Caleb W. Secrest has been granted 17 US patents while listed as an inventor at Borgwarner. The first was granted in 2018 and the most recent in December 2025. Caleb W. Secrest ranks #263,971 of 4,157,543 US inventors in our database (top 6.3%). Patent records list Caleb W. Secrest in Noblesville, IN, US.

Issued Patents All Time

Showing 1–17 of 17 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
12506434	Continuous-carrier discontinuous pulse width modulation using phase current amplitude comparisons	Yaqin Sun	2025-12-23
12459376	Optimization of switching frequency and pulse width modulation technique for traction power inverters	Hassan H. Eldeeb, Ujjwal Kumar, Ronald J. Krefta	2025-11-04
12365247	Control system for compensating for current sensor offset/gain errors	Chikezie M. Emeghara, Hassan H. Eldeeb, Siddharth Ballal	2025-07-22
12365248	Control system for regulating harmonic torque disturbances in an electric vehicle	James R. Smith, Hassan H. Eldeeb, Siddharth Ballal	2025-07-22
12047022	Field weakening regulator for CVFR current regulator	Dwarakanath V. Simili	2024-07-23	$17,926,000
11932116	Operating an electric drive system with low efficiency	Siddharth Ballal, Vignesh Namasivayam	2024-03-19	$18,171,000
11927662	Determination of diagnostic plausibility of phase current measurements	James R. Smith	2024-03-12	$52,388,000
11777435	Smooth transition control between overmodulation and six step pulse width modulation	Yang Sun	2023-10-03	$16,439,000
11277089	Compensation for multiple non-ideal position sensor harmonic components in a rotary system	Siddharth Ballal	2022-03-15	$29,850,000
11239787	Method of duty cycle generation for extending the linear modulation range in a pulse width modulated voltage source inverter	—	2022-02-01	$25,142,000
10889285	Control of AC electric machine using average synchronous frame currents	—	2021-01-12	$99,479,000
10668822	Elimination of fundamental harmonic position measurement errors in a vector-based position sensing system	David S. Ochs	2020-06-02	$16,247,000
10396696	Methods, systems and apparatus for controlling current supplied to control a machine	Brent S. Gagas, Dwarakanath V. Simili	2019-08-27	$10,097,000
10355631	Methods, systems and apparatus for controlling current supplied to control a machine	Brent S. Gagas, Dwarakanath V. Simili	2019-07-16	$15,233,000
10326390	Systems and methods for operating motors with a single motor position signal	David S. Ochs, Yo Chan Son	2019-06-18	$10,623,000
10319360	Active masking of tonal noise using motor-based acoustic generator to improve sound quality	Song He, Yo Chan Son, Gilsu Choi, Aja Anjilivelil, Scott M. Reilly +1 more	2019-06-11	$7,420,000
10156462	Error correction in a vector-based position sensing system	David S. Ochs, Yo Chan Son	2018-12-18	$17,656,000

Caleb W. Secrest — 17 Patents

Issued Patents All Time

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