Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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David Christopher Evans — 6 Patents

APAe Plc: 1 patents #28 of 61Top 50%
ASAts Automation Tooling Systems: 1 patents #66 of 102Top 65%
UUUniversity Of Utah: 1 patents #787 of 1,848Top 45%
Overall (All Time): #779,687 of 4,157,543Top 20%
6 Patents All Time
David Christopher Evans has been granted 6 US patents while listed as an inventor at Ae Plc. The first was granted in 1980 and the most recent in April 2014. David Christopher Evans ranks #779,687 of 4,157,543 US inventors in our database (top 18.8%). Patent records list David Christopher Evans in Sutton, ON, GB.

Patents per Year

Patents granted per year, 1980 to 2014Bar chart with a peak of 1 patents in 1980.peak 11980: 1 patents19801990: 1 patents19901996: 1 patents19961999: 1 patents19992013: 1 patents20132014: 1 patents2014

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
8685432 Controlled release tissue graft combination biomaterials Bruce G. Evans, Paul C. Hogrebe, David W. Grainger, Amanda Elaine Brooks 2014-04-01
8367921 Method and system for assessing a musical performance Benjamin Ruciak, William Thorpe 2013-02-05
5855730 Glue actuator mounting for a form-folding and gluing machine Carl W. Brusehaber 1999-01-05
5506928 Optical fiber gripping and positioning apparatus Peter J. Schnurr 1996-04-09
4921734 Cylinder liners William Thorpe 1990-05-01
4223935 Tools Basil M. Rayner 1980-09-23