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USPTO Patent Rankings Data through Dec 31, 2025
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David A. Black — 5 Patents

RSRacing Strollers: 2 patents #5 of 18Top 30%
Heart's Delight-Islington, CA: #17 of 111 inventorsTop 20%
Overall (All Time): #907,971 of 4,157,543Top 25%
5 Patents All Time
David A. Black has been granted 5 US patents while listed as an inventor at Racing Strollers. The first was granted in 1986 and the most recent in December 2024. David A. Black ranks #907,971 of 4,157,543 US inventors in our database (top 21.8%). Patent records list David A. Black in Heart's Delight-Islington, NL, CA.

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
12159255 Automatic barcode based personal safety compliance system Charles Alfred Bean, Rajeev Kumar Bakshi 2024-12-03
6443467 Baby stroller with interchangeable front wheel support structures 2002-09-03
D445367 Baby stroller forward frame James Blubaugh 2001-07-24
D347262 Adjustable unit for a dual headed shower fixture Timothy A. Wedemyer, Mark Shufelt 1994-05-24
4622784 Pressurized waterstops John J. F. Deans 1986-11-18