Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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David H. Vroom — 4 Patents in 2021

UNUnknown: 1 patents #344 of 3,329Top 15%
Tucson, AZ: #72 of 753 inventorsTop 10%
Arizona: #290 of 4,087 inventorsTop 8%
Overall (2021): #51,431 of 548,734Top 10%
4 Patents 2021

Issued Patents 2021

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
11137054 Sliding support mechanism 2021-10-05
11047457 Preventing torque-caused impair of a sliding support mechanism 2021-06-29
10927929 Preventing torque-caused impair of a sliding support mechanism 2021-02-23
10883577 Sliding support mechanism with improved reliability and serviceability 2021-01-05