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USPTO Patent Rankings Data through Dec 31, 2025
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Dean Dunham — 7 Patents

KTKey Technology: 7 patents #7 of 131Top 6%
Walla Walla, WA: #21 of 148 inventorsTop 15%
Washington: #14,787 of 76,902 inventorsTop 20%
Overall (All Time): #680,018 of 4,157,543Top 20%
7 Patents All Time
Dean Dunham has been granted 7 US patents while listed as an inventor at Key Technology. The first was granted in 2014 and the most recent in November 2016. Dean Dunham ranks #680,018 of 4,157,543 US inventors in our database (top 16.4%). Patent records list Dean Dunham in Walla Walla, WA, US.

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
9481525 Vibratory conveyor Christopher A. Woiler, Jeffrey Sloop, Michael T. Jones, Eugene Groenewald, Koby J. Campbell +1 more 2016-11-01 $465,000
9415941 Vibration generating assembly Christopher A. Woiler 2016-08-16 $1,069,000
9408283 Electrical grounding arm Michael T. Jones, Christopher A. Woiler 2016-08-02 $865,000
9181037 Conveyor assembly Roydan T. Tomlinson, Christopher A. Woiler 2015-11-10 $755,000
9132966 Vibratory conveyor Eugene Groenewald, Michael T. Jones, Christopher A. Woiler 2015-09-15 $742,000
8978894 Clamp Christopher A. Woiler, Michael T. Jones, Michael J. Opp, James Ruff 2015-03-17 $333,000
8733540 Excited frame vibratory conveyor Chris Woiler, Mark Schmidtgall, Jeff Brant, Tim Rickard, Chuck Jameson 2014-05-27 $596,000