Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Douglas Kroll — 4 Patents

LELear: 2 patents #571 of 1,996Top 30%
LDLear Automotive Dearborn: 1 patents #48 of 178Top 30%
Brighton, MI: #182 of 809 inventorsTop 25%
Michigan: #22,248 of 86,293 inventorsTop 30%
Overall (All Time): #1,080,739 of 4,157,543Top 30%
4 Patents All Time
Douglas Kroll has been granted 4 US patents while listed as an inventor at Lear. The first was granted in 2000 and the most recent in October 2006. Douglas Kroll ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list Douglas Kroll in Brighton, MI, US.

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
7121601 Integrated expandable cargo system for vehicles James Mulvihill, Tracy Simpson, Thomas S. Hicks 2006-10-17 $4,702,000
6793449 Integrated retractable cargo tie-down Tracy Simpson 2004-09-21 $5,133,000
6537641 Vehicular carpet assembly having a conduit 2003-03-25 $4,550,000
6142718 Cargo tie-down loop 2000-11-07