Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Quentin Kemph — 4 Patents

KTKey Technology: 4 patents #13 of 131Top 10%
Walla Walla, WA: #35 of 148 inventorsTop 25%
Washington: #23,275 of 76,902 inventorsTop 35%
Overall (All Time): #1,080,739 of 4,157,543Top 30%
4 Patents All Time
Quentin Kemph has been granted 4 US patents while listed as an inventor at Key Technology. The first was granted in 2001 and the most recent in May 2014. Quentin Kemph ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list Quentin Kemph in Walla Walla, WA, US.

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
8714362 Sorting apparatus Peter T. Jones, Brandon T. Hall, David W. Hufford, Timothy L. Justice, Tracy L. McGowen +3 more 2014-05-06 $664,000
8708153 Grape processing apparatus David W. Hufford, Tracy L. McGowen 2014-04-29 $703,000
7775343 Manufacturing device for use with a vibratory conveyor, and method for manufacturing a product Eric Mason, Ken Carambot, Teri Johnson, Phil Hoffman, Brian Howton 2010-08-17 $789,000
6250471 Sorting apparatuses and sorting methods Robert E. Ruthven 2001-06-26 $174,000