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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Roy James Primus — 6 Patents in 2021

THTransportation Ip Holdings: 6 patents #3 of 302Top 1%
Niskayuna, NY: #17 of 247 inventorsTop 7%
New York: #548 of 12,766 inventorsTop 5%
Overall (2021): #20,495 of 548,734Top 4%
6 Patents 2021

Issued Patents 2021

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
11199155 Piston crown for a combustion system and an associated method thereof Adam Edgar Klingbeil, Dattatraya Somnath Bhagoji, Kevin McElhaney, Bhaskar Tamma, Ravichandra Srinivasa Jupudi +1 more 2021-12-14
11192458 Hybrid propulsion system and method of controlling same Thomas Michael Lavertu, Victor Manuel Salazar 2021-12-07
11077871 Vehicle control system Thomas Michael Lavertu, Jennifer Lynn Jackson 2021-08-03
11008932 Engine mixing structures Adam Edgar Klingbeil, John Patrick Dowell, Victor Manuel Salazar, Thomas Michael Lavertu, Kevin Paul Bailey +3 more 2021-05-18
10947917 Methods and system for skip-firing of an engine Pradheepram Ottikkutti, Alok Kumar, Michael Majewski, Seung-Hyuck Hong, Kevin McElhaney +3 more 2021-03-16
10900373 Method and systems for an energy recovery and energy converting unit for an engine James Robert Mischler, Thomas Michael Lavertu 2021-01-26