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USPTO Patent Rankings Data through Dec 31, 2025
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Vincent Stempien — 2 Patents

ITItt: 1 patents #436 of 721Top 65%
Livonia, MI: #628 of 1,586 inventorsTop 40%
Michigan: #35,377 of 86,293 inventorsTop 45%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Vincent Stempien has been granted 2 US patents while listed as an inventor at Itt. The first was granted in 1989 and the most recent in December 2001. Vincent Stempien ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Vincent Stempien in Livonia, MI, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
6324838 Flow deflector member for exhaust manifold Paul Kenyon, Thomas Ketelhut 2001-12-04
4794734 Window track assembly for modular vehicle door 1989-01-03 $6,804,000