JL

Joseph Levay

IM Imerys Filtration Minerals: 1 patents #6 of 15Top 40%
Overall (All Time): #3,153,686 of 4,157,543Top 80%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
8410017 Filter aids made from low permeability diatomites George A. Nyamekye, John Roulston, John Edgar Menear 2013-04-02