Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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David A. Krula — 1 Patent in 2020

NCNortek Security & Control: 1 patents #5 of 24Top 25%
San Diego, CA: #1,955 of 4,672 inventorsTop 45%
California: #27,826 of 68,989 inventorsTop 45%
Overall (2020): #499,947 of 565,922Top 90%
1 Patents 2020

Issued Patents 2020

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10553089 Building security and automation system speaker and method Christopher Laguer Acera, Bruce Ehlers, Kaoru Hisamoto, Brian Vencil Skarda, Robert True +4 more 2020-02-04