Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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LaMar Stewart — 5 Patents

UNUnknown: 2 patents #12,644 of 83,584Top 20%
Ford: 2 patents #6,478 of 17,473Top 40%
Ypsilanti, MI: #249 of 1,007 inventorsTop 25%
Michigan: #18,552 of 86,293 inventorsTop 25%
Overall (All Time): #907,971 of 4,157,543Top 25%
5 Patents All Time
LaMar Stewart has been granted 5 US patents while listed as an inventor at Unknown. The first was granted in 1982 and the most recent in September 2016. LaMar Stewart ranks #907,971 of 4,157,543 US inventors in our database (top 21.8%). Patent records list LaMar Stewart in Ypsilanti, MI, US.

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
9453599 Bi-channel coolant tube having crossover channels to allow coolant interaction Calvin Young, Yi Zhang, Yafang Miao 2016-09-27 $7,656,000
9267419 Convex fan shroud Meisam Mehravaran, Garrett Michael O'Donohue, Jim Tyler 2016-02-23 $5,835,000
4585522 Automatically fed distillation still Boyd R. Beck, Steven L. Tapp, Don L. Anderson, Jr., Daniel E. Nuffer 1986-04-29
4364797 Automatically fed distillation and fractionation system Boyd R. Beck, Steven L. Tapp, Don L. Anderson, Jr., Daniel E. Nuffer 1982-12-21
4314890 Automatically fed distillation and fractionation system Boyd R. Beck, Steven L. Tapp, Don L. Anderson, Jr., Daniel E. Nuffer 1982-02-09