Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Rolf E. Kleinau — 3 Patents

Delphi Technologies: 2 patents #1,417 of 4,124Top 35%
General Motors: 1 patents #9,441 of 18,328Top 55%
Bay City, MI: #122 of 405 inventorsTop 35%
Michigan: #27,426 of 86,293 inventorsTop 35%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Rolf E. Kleinau has been granted 3 US patents while listed as an inventor at Delphi Technologies. The first was granted in 2005 and the most recent in October 2010. Rolf E. Kleinau ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Rolf E. Kleinau in Bay City, MI, US.

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
7815010 Gear mechanism incorporating a signal transmission medium Eric D. Pattok 2010-10-19
7484759 Vehicle power steering assembly and method for assembling the vehicle power steering assembly Eric D. Pattok, Donald J. Smith, Ronald Hansen 2009-02-03
6920804 Staked retention for pinion ball bearing Eric D. Pattok, Donald J. Smith, William S. Anders, Ryan Pavlawk, Terrance R. Bauer 2005-07-26 $2,191,000