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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
KL

Keith E. Liederman — 4 Patents

VTVisteon Global Technologies: 4 patents #235 of 1,929Top 15%
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
Keith E. Liederman has been granted 4 US patents while listed as an inventor at Visteon Global Technologies. The first was granted in 2003 and the most recent in October 2004. Keith E. Liederman ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list Keith E. Liederman in Brighton, MI, US.

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
6802283 Engine cooling system with variable speed fan Davide Fausto Piccirilli, Matti K. Vint, Joseph V. Bejster 2004-10-12 $4,256,000
6736203 Heat exchanger header and tank unit Eugene E. Rhodes, Wen Fei Yu, Gregory Whitlow 2004-05-18 $1,252,000
6668766 Vehicle engine cooling system with variable speed water pump Matti K. Vint, Joseph V. Bejster, Davide Fausto Piccirilli 2003-12-30 $811,000
6539899 Rotary valve for single-point coolant diversion in engine cooling system Davide Fausto Piccirilli, Leonhard Bartsch, Matti K. Vint, Joseph V. Bejster, Nicholas Harmer +3 more 2003-04-01 $1,073,000