Varun Ramesh — 17 Patents at Paccar

Varun Ramesh has been granted 17 US patents while listed as an inventor at Paccar. The first was granted in 2021 and the most recent in July 2025. Varun Ramesh ranks #263,971 of 4,157,543 US inventors in our database (top 6.3%). Patent records list Varun Ramesh in Bellingham, WA, US.

Issued Patents All Time

Showing 1–17 of 17 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
12359598	NOx sensor diagnostics in heavy-duty motor vehicle engines	Cynthia Chaffin Webb, Charles Wayne Reinhardt Swart, Maarten Meijer	2025-07-15
12320287	Heater control in heavy-duty motor vehicle engines	Cynthia Chaffin Webb, Charles Wayne Reinhardt Swart, Maarten Meijer, John L. Lahti	2025-06-03
12085001	Heater control in heavy-duty motor vehicle engines	Cynthia Chaffin Webb, Charles Wayne Reinhardt Swart, Maarten Meijer, John L. Lahti	2024-09-10	$239,577,000
12066296	System and method for cloud computing-based vehicle configuration	Shreyash Ukidave, Michael D. Gerty	2024-08-20	$257,499,000
11976582	Methods for diagnostics and operation of an emissions aftertreatment system	Charles Wayne Reinhardt Swart, Cynthia Chaffin Webb, Maarten Meijer	2024-05-07	$259,238,000
11927126	Methods for evaluating diesel exhaust fluid quality	Charles Wayne Reinhardt Swart, Cynthia Chaffin Webb, Maarten Meijer	2024-03-12	$257,922,000
11879367	NOx sensor diagnostics in heavy-duty motor vehicle engines	Cynthia Chaffin Webb, Charles Wayne Reinhardt Swart, Maarten Meijer	2024-01-23	$89,632,000
11828677	Cloud computing-based vehicle fleet benchmarking	Carl-Anders Hergart, Cynthia Chaffin Webb, Jorge Rafael Lozada Ramirez	2023-11-28	$113,451,000
11725560	Heater control in heavy-duty motor vehicle engines	Cynthia Chaffin Webb, Charles Wayne Reinhardt Swart, Maarten Meijer, John L. Lahti	2023-08-15	$218,956,000
11661880	Methods for making and using SCR catalyst on-board diagnostic limit parts	Isaac Stark	2023-05-30	$83,207,000
11608766	Ammonia storage capacity of SCR catalyst unit	Charles Wayne Reinhardt Swart, Cynthia Chaffin Webb, Maarten Meijer	2023-03-21	$174,033,000
11499463	Methods for evaluating diesel exhaust fluid quality	Charles Wayne Reinhardt Swart, Cynthia Chaffin Webb, Maarten Meijer	2022-11-15	$189,678,000
11473470	Methods for operation of an emissions aftertreatment system for NOx control during regeneration of diesel particulate filter	Cynthia Chaffin Webb, Charles Wayne Reinhardt Swart, Maarten Meijer	2022-10-18	$76,002,000
11428136	Heater diagnostics in heavy-duty motor vehicle engines	Charles Wayne Reinhardt Swart, Cynthia Chaffin Webb, Maarten Meijer	2022-08-30	$79,256,000
11326493	Ammonia storage capacity of SCR catalyst unit	Charles Wayne Reinhardt Swart, Cynthia Chaffin Webb, Maarten Meijer	2022-05-10	$150,106,000
11181026	Methods for operation of an emissions aftertreatment system for NOx control during regeneration of diesel particulate filter	Cynthia Chaffin Webb, Charles Wayne Reinhardt Swart, Maarten Meijer	2021-11-23	$53,046,000
11181030	Methods for making and using SCR catalyst on-board diagnostic limit parts	Isaac Stark	2021-11-23	$53,046,000

Varun Ramesh — 17 Patents

Issued Patents All Time

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