Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Charles Risdall — 9 Patents

SMSmith Systems Manufacturing: 9 patents #2 of 21Top 10%
Plano, TX: #776 of 4,842 inventorsTop 20%
Texas: #16,798 of 125,132 inventorsTop 15%
Overall (All Time): #562,315 of 4,157,543Top 15%
9 Patents All Time

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
10568431 Seating system Michael Risdall, Charles A. Patterson, Joe Ricchio 2020-02-25
10258160 Seating system Michael Risdall, Charles A. Patterson, Joe Ricchio 2019-04-16
D837543 Rocker stool Michael Risdall, Charles A. Patterson, Joe Ricchio 2019-01-08
D480239 Furniture leg support apparatus with a projection for suspending a separate article 2003-10-07
D470349 Y-component with peg for a student desk 2003-02-18
D432334 Rectangular table 2000-10-24
D431939 Kidney-shaped table 2000-10-17
D427444 Reinforced chair 2000-07-04
D426973 Chair 2000-06-27