Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Charles E. Burris — 10 Patents

YSYale Security: 10 patents #3 of 90Top 4%
Concord, NC: #43 of 366 inventorsTop 15%
North Carolina: #5,314 of 45,564 inventorsTop 15%
Overall (All Time): #481,000 of 4,157,543Top 15%
10 Patents All Time
Charles E. Burris has been granted 10 US patents while listed as an inventor at Yale Security. The first was granted in 2011 and the most recent in December 2016. Charles E. Burris ranks #481,000 of 4,157,543 US inventors in our database (top 11.6%). Patent records list Charles E. Burris in Concord, NC, US.

Patents per Year

Patents granted per year, 2011 to 2016Bar chart with a peak of 5 patents in 2013.peak 52011: 1 patents20112013: 5 patents20132014: 2 patents20142016: 2 patents2016

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
9523230 Door closer assembly Robert L. Tadlock, Jr., John White, Jason Scott Gurley, Steven Michael Faes, Joseph McGinty +1 more 2016-12-20
9399884 Door closer assembly David J. Copeland, Keith James Weepie, Robert L. Tadlock, Jr., John White, Jason Scott Gurley +3 more 2016-07-26
8779713 Door closer with dynamically adjustable latch region parameters Robert L. Tadlock, Jr., John White, Jason Scott Gurley, Steven Michael Faes, Joseph McGinty +1 more 2014-07-15
8773237 Door closer with teach mode Robert L. Tadlock, Jr., John White, Jason Scott Gurley, Steven Michael Faes, Joseph McGinty +1 more 2014-07-08
8600567 Door closer assembly David J. Copeland, Keith James Weepie, Robert L. Tadlock, Jr., John White, Jason Scott Gurley +3 more 2013-12-03
8564235 Self-adjusting door closer Robert L. Tadlock, Jr., John White, Jason Scott Gurley, Steven Michael Faes, Joseph McGinty +1 more 2013-10-22
8547046 Door closer with self-powered control unit Robert L. Tadlock, Jr., John White, Jason Scott Gurley, Steven Michael Faes, Joseph McGinty +1 more 2013-10-01
8527101 Door closer assembly Robert L. Tadlock, Jr., John White, Jason Scott Gurley, Steven Michael Faes, Joseph McGinty +1 more 2013-09-03
8415902 Door closer with calibration mode Robert L. Tadlock, Jr., John White, Jason Scott Gurley, Steven Michael Faes, Joseph McGinty +1 more 2013-04-09
7971316 Door closer assembly David J. Copeland, Keith James Weepie, Robert L. Tadlock, Jr., John White, Jason Scott Gurley +3 more 2011-07-05