DK

David D. Kragten

UN Unimin: 5 patents #5 of 32Top 20%
SI Specialty Granules Investments: 4 patents #5 of 12Top 45%
Overall (All Time): #536,641 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Showing 1–9 of 9 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
12084864 Coated roofing granules, roofing materials made therefrom and methods of preparing coated roofing granules Daniel E. Rardon 2024-09-10
11718991 Coated roofing granules, roofing materials made therefrom and methods of preparing coated roofing granules Daniel E. Rardon 2023-08-08
11136760 Coated roofing granules, roofing materials made therefrom and methods of preparing coated roofing granules Daniel E. Rardon 2021-10-05
9266115 Powder formed from mineral or rock material with controlled particle size distribution for thermal films Christy Karr, Scott Van Remortel, Robert Ratcliff, Ibezim Anazia, Louis M. Schlesinger 2016-02-23
8795427 Powder formed from mineral or rock material with controlled particle size distribution for thermal films Christy Karr, Scott Van Remortel, Robert Ratcliff, Ibezim Anazia, Louis M. Schlesinger 2014-08-05
8182601 Powder formed from mineral or rock material with controlled particle size distribution for thermal films Christy Karr, Scott VanRemortel, Robert Ratcliff, Ibezim Anazia, Louis M. Schlesinger 2012-05-22
7785555 Synthesis of lizardite from olivine Chris Capobianco 2010-08-31
7416714 Preparation of hydroxysodalite 2008-08-26