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USPTO Patent Rankings Data through Dec 31, 2025
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Stephen E. Koehr — 2 Patents

Delphi Technologies: 1 patents #2,130 of 4,124Top 55%
General Motors: 1 patents #9,441 of 18,328Top 55%
Birch Run, MI: #12 of 43 inventorsTop 30%
Michigan: #35,377 of 86,293 inventorsTop 45%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Stephen E. Koehr has been granted 2 US patents while listed as an inventor at Delphi Technologies. All of these patents were granted in 2009. Stephen E. Koehr ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Stephen E. Koehr in Birch Run, MI, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
7635149 Rocker-arm lock device of an adjustable steering column assembly Damir Menjak, Allan L. Dickinson, Melvin L. Tinnin, Troy A. Daenzer, William D. Cymbal +2 more 2009-12-22
7533594 Position control apparatus for steering column Damir Menjak, Allan L. Dickinson, Melvin L. Tinnin, Troy A. Daenzer, Richard P. Nash 2009-05-19

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