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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Karl Otto Sonnenberg — 2 Patents

LELear: 1 patents #905 of 1,996Top 50%
Ford: 1 patents #9,400 of 17,473Top 55%
Ferndale, MI: #109 of 253 inventorsTop 45%
Michigan: #35,377 of 86,293 inventorsTop 45%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Karl Otto Sonnenberg has been granted 2 US patents while listed as an inventor at Lear. The first was granted in 2004 and the most recent in May 2009. Karl Otto Sonnenberg ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Karl Otto Sonnenberg in Ferndale, MI, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
7527334 Automotive seat reclining system Christopher J. Kiehler, Min-hsiang WENG, Thomas H. Overbeck, Paul Gerard Ferraiuolo 2009-05-05 $30,712,000
6679536 Foldable and tumblable seat system Mohammad Saberan, Paul Castellani, Todd Gilson 2004-01-20 $6,558,000