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USPTO Patent Rankings Data through Dec 31, 2025
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WF

Walter Fleming — 3 Patents

Fort Erie, CA: #5 of 43 inventorsTop 15%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Walter Fleming has been granted 3 US patents. The first was granted in 2008 and the most recent in September 2025. Walter Fleming ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Walter Fleming in Fort Erie, ON, CA.

Patents per Year

Patents granted per year, 2008 to 2025Bar chart with a peak of 1 patents in 2008.peak 12008: 1 patents20082016: 1 patents20162025: 1 patents2025

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
12421710 Beaver control device for a culvert — 2025-09-23
9303397 Beaver control device for use with a culvert pipe — 2016-04-05
7441989 Beaver control device for a culvert pipe — 2008-10-28

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