Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Don Kenning — 1 Patent

KTKeymasters Technologies: 1 patents #5 of 17Top 30%
Kennewick, WA: #248 of 425 inventorsTop 60%
Washington: #48,569 of 76,902 inventorsTop 65%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Don Kenning has been granted 1 US patent while listed as an inventor at Keymasters Technologies. All of these patents were granted in 2002. Don Kenning ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Don Kenning in Kennewick, WA, US.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6477227 Methods for identification and verification Bruce Kaiser, Lloyd Starks, David Watson, Dan Schoepflin, Robert D. Kuhlman 2002-11-05