PH

P. Richard Hergenrother

BH Bayer Healthcare: 3 patents #2,574 of 8,007Top 35%
BA Bayer Materialscience Ag: 2 patents #297 of 1,035Top 30%
KO Koppers: 1 patents #44 of 126Top 35%
📍 Gibsonia, PA: #101 of 383 inventorsTop 30%
🗺 Pennsylvania: #13,581 of 74,527 inventorsTop 20%
Overall (All Time): #875,639 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
7057000 Two-component coating compositions containing silane adhesion promoters Richard R. Roesler 2006-06-06
6797799 High 2,4′-diphenylmethane diisocyanate content prepolymers William E. Slack, Edward P. Squiller 2004-09-28
6444325 Two-component coating compositions containing silane adhesion promoters Richard R. Roesler 2002-09-03
6355829 Aspartate-terminated urea/urethane prepolymers and their use in coating compositions Richard R. Roesler, Lyubov Gindin 2002-03-12
6183870 Coating compositions containing polyisocyanates and aspartate-terminated urea/urethane prepolymers Lyubov Gindin, Richard R. Roesler, Edward P. Squiller 2001-02-06
4222916 Rubberized coal tar pitch emulsion 1980-09-16