CW

Cynthia Chaffin Webb

PA Paccar: 28 patents #25 of 678Top 4%
SI Southwest Research Institute: 25 patents #8 of 935Top 1%
Overall (All Time): #48,030 of 4,157,543Top 2%
53
Patents All Time

Issued Patents All Time

Showing 25 most recent of 53 patents

Patent #TitleCo-InventorsDate
12359598 NOx sensor diagnostics in heavy-duty motor vehicle engines Charles Wayne Reinhardt Swart, Maarten Meijer, Varun Ramesh 2025-07-15
12320287 Heater control in heavy-duty motor vehicle engines Charles Wayne Reinhardt Swart, Maarten Meijer, Varun Ramesh, John L. Lahti 2025-06-03
12196120 Exhaust after-treatment in heavy-duty motor vehicles John L. Lahti, Charles Wayne Reinhardt Swart 2025-01-14
12173631 System and method for monitoring an oxidation catalyst Trevor Joseph Ott, Charles Wayne Reinhardt Swart 2024-12-24
12116919 Control of selective catalytic reduction in heavy-duty motor vehicle engines Charles Wayne Reinhardt Swart 2024-10-15
12085001 Heater control in heavy-duty motor vehicle engines Charles Wayne Reinhardt Swart, Maarten Meijer, Varun Ramesh, John L. Lahti 2024-09-10
11976582 Methods for diagnostics and operation of an emissions aftertreatment system Charles Wayne Reinhardt Swart, Maarten Meijer, Varun Ramesh 2024-05-07
11946400 System and method for monitoring an oxidation catalyst Trevor Joseph Ott, Charles Wayne Reinhardt Swart 2024-04-02
11927126 Methods for evaluating diesel exhaust fluid quality Charles Wayne Reinhardt Swart, Maarten Meijer, Varun Ramesh 2024-03-12
11879375 Exhaust after-treatment in heavy-duty motor vehicles John L. Lahti, Charles Wayne Reinhardt Swart 2024-01-23
11879367 NOx sensor diagnostics in heavy-duty motor vehicle engines Charles Wayne Reinhardt Swart, Maarten Meijer, Varun Ramesh 2024-01-23
11828677 Cloud computing-based vehicle fleet benchmarking Varun Ramesh, Carl-Anders Hergart, Jorge Rafael Lozada Ramirez 2023-11-28
11808194 Modular exhaust aftertreatment subsystem Charles Wayne Reinhardt Swart, Maarten Meijer, Phillip William Stephenson, Trevor Joseph Ott 2023-11-07
11761396 Control of exhaust energy in internal combustion engines Michael D. Gerty, Uday Vadlamani, Kimberly Denise McKinnon, Constantin Emil Nedelcu, Maarten Meijer +1 more 2023-09-19
11725560 Heater control in heavy-duty motor vehicle engines Charles Wayne Reinhardt Swart, Maarten Meijer, Varun Ramesh, John L. Lahti 2023-08-15
11661878 Control of selective catalytic reduction in heavy-duty motor vehicle engines Charles Wayne Reinhardt Swart 2023-05-30
11655744 Predictive ammonia release control Jorge Rafael Lozada Ramirez, Carl-Anders Hergart, Christopher Balton 2023-05-23
11608766 Ammonia storage capacity of SCR catalyst unit Charles Wayne Reinhardt Swart, Maarten Meijer, Varun Ramesh 2023-03-21
11536183 Exhaust aftertreatment subsystem Trevor Joseph Ott, Charles Wayne Reinhardt Swart 2022-12-27
11499463 Methods for evaluating diesel exhaust fluid quality Charles Wayne Reinhardt Swart, Maarten Meijer, Varun Ramesh 2022-11-15
11473478 System and method for monitoring an exhaust aftertreatment system Trevor Joseph Ott, Charles Wayne Reinhardt Swart 2022-10-18
11473470 Methods for operation of an emissions aftertreatment system for NOx control during regeneration of diesel particulate filter Charles Wayne Reinhardt Swart, Maarten Meijer, Varun Ramesh 2022-10-18
11434800 Predictive ammonia release control Jorge Rafael Lozada Ramirez, Carl-Anders Hergart, Christopher Balton 2022-09-06
11428136 Heater diagnostics in heavy-duty motor vehicle engines Charles Wayne Reinhardt Swart, Maarten Meijer, Varun Ramesh 2022-08-30
11352927 Control of selective catalytic reduction in heavy-duty motor vehicle engines Charles Wayne Reinhardt Swart 2022-06-07