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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
RK

Robert Knight — 3 Patents

UNUnknown: 1 patents #29,356 of 83,584Top 40%
WPWatermark Paddlesports: 1 patents #9 of 18Top 50%
Yreka, CA: #19 of 87 inventorsTop 25%
California: #150,760 of 386,348 inventorsTop 40%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Robert Knight has been granted 3 US patents while listed as an inventor at Unknown. The first was granted in 2000 and the most recent in August 2023. Robert Knight ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Robert Knight in Yreka, CA, US.

Patents per Year

Patents granted per year, 2000 to 2023Bar chart with a peak of 1 patents in 2000.peak 12000: 1 patents20002004: 1 patents20042023: 1 patents2023

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
RE49624 Electronically actuated dumbbell weight training device having selectively connected weight plates Mark Nalley 2023-08-29
6739277 Adjustable centerline foot brace system 2004-05-25
6105531 Kayak knee brace and method of placement 2000-08-22