Partial year: Data through Q3 2025 (Sept 30). Full-year totals not yet available.
DB

David Blades

📍 Wakefield, GB: #1 of 4 inventorsTop 25%
Overall (2025): #132,831 of 469,880Top 30%
2
Patents 2025

Issued Patents 2025

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
12358256 Pipe liner Alexander C. Johnson 2025-07-15
12251887 Sealing of pipe liners Alexander C. Johnson 2025-03-18