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

LCLigitek Electronics Co.: 1 patents #9 of 38Top 25%
Calgary, CA: #651 of 5,407 inventorsTop 15%
Overall (All Time): #779,687 of 4,157,543Top 20%
6 Patents All Time
David Kirk has been granted 6 US patents while listed as an inventor at Ligitek Electronics Co.. The first was granted in 1993 and the most recent in December 2025. David Kirk ranks #779,687 of 4,157,543 US inventors in our database (top 18.8%). Patent records list David Kirk in Calgary, AB, CA.

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
12498501 Systems and methods for detecting electrostatic charge of an underground non-metallic pipe 2025-12-16
10837849 Electronic peening intensity sensor Jack Champaigne 2020-11-17
9581576 Dual sensor analyzer Randy Clarke, Larry Siebold, Ryan Jahn 2017-02-28
6365214 Cooking oil sponge 2002-04-02
6109637 Bicycle frame with self-damped spring action seat stays 2000-08-29
5206519 Constituent concentration indicator with a differentiator means and a signal conditioning means 1993-04-27