DK

David D. Kragten

SI Specialty Granules Investments: 1 patents #4 of 10Top 40%
📍 Williamsport, MD: #1 of 2 inventorsTop 50%
🗺 Maryland: #714 of 3,049 inventorsTop 25%
Overall (2025): #411,907 of 469,880Top 90%
1
Patents 2025

Issued Patents 2025

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
12305396 Reclaimed roofing granules and related methods Jonathon MacBride, Daniel E. Rardon, Justin P. Dunlap, Jared Horner, Derek J. Small 2025-05-20