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

SUSunpower: 2 patents #228 of 453Top 55%
EDEdgecraft: 1 patents #16 of 34Top 50%
Berkeley, CA: #866 of 3,731 inventorsTop 25%
California: #94,478 of 386,348 inventorsTop 25%
Overall (All Time): #779,687 of 4,157,543Top 20%
6 Patents All Time
David Barr has been granted 6 US patents while listed as an inventor at Sunpower. The first was granted in 2007 and the most recent in June 2024. David Barr ranks #779,687 of 4,157,543 US inventors in our database (top 18.8%). Patent records list David Barr in Berkeley, CA, US.

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12009648 Junction box for electrical wiring Jeff Davis 2024-06-11
11515695 Junction box for electrical wiring Jeff Davis 2022-11-29
10211625 Mitigation of arc flash hazard in photovoltaic power plants Seshadri Sivakumar, Jiyong Lian, Venkat Reddy Konala, Priyantha Sirisooriya, Jacqueline Ahmad +1 more 2019-02-19 $5,540,000
9240682 Mitigation of arc flash hazard in photovoltaic power plants Seshadri Sivakumar, Jiyong Lian, Venkat Reddy Konala, Priyantha Sirisooriya, Jacqueline Ahmad +1 more 2016-01-19 $34,677,000
8844440 Aperture marking system and method of marking surface 2014-09-30
D543430 Electric knife sharpener Daniel D. Friel, Jr. 2007-05-29