Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Dwayne Carr — 3 Patents

HAHasbro: 2 patents #195 of 494Top 40%
Sandown, NH: #20 of 52 inventorsTop 40%
New Hampshire: #4,183 of 12,181 inventorsTop 35%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Dwayne Carr has been granted 3 US patents while listed as an inventor at Hasbro. The first was granted in 1997 and the most recent in January 2009. Dwayne Carr ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Dwayne Carr in Sandown, NH, US.

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
D585500 Portable game assembly Joel Kramer, Matthew Donie 2009-01-27
D455095 Taxi stopper 2002-04-02
5697613 Device for propelling game ball Darrell Merino, Randall H. Moormann 1997-12-16 $32,450,000