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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Daniel E. Rardon — 2 Patents in 2021

SISpecialty Granules Investments: 2 patents #1 of 5Top 20%
Greencastle, PA: #3 of 4 inventorsTop 75%
Pennsylvania: #1,116 of 7,685 inventorsTop 15%
Overall (2021): #168,240 of 548,734Top 35%
2 Patents 2021

Issued Patents 2021

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11136760 Coated roofing granules, roofing materials made therefrom and methods of preparing coated roofing granules David D. Kragten 2021-10-05
11008254 Building materials comprising agglomerated particles Justin P. Dunlap, John Allen Horton, Olan Leitch 2021-05-18