Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Mark J. Luedtke — 1 Patent

KEKeltech Engineering: 1 patents #2 of 4Top 50%
Woodbury, MN: #1,135 of 1,562 inventorsTop 75%
Minnesota: #32,682 of 52,454 inventorsTop 65%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Mark J. Luedtke has been granted 1 US patent while listed as an inventor at Keltech Engineering. All of these patents were granted in 2000. Mark J. Luedtke ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Mark J. Luedtke in Woodbury, MN, US.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6102777 Lapping apparatus and method for high speed lapping with a rotatable abrasive platen Wayne O. Duescher, Gary A. Staus 2000-08-15