RC

Richard L. Coalson

PI Ppg Industries: 6 patents #169 of 1,216Top 15%
📍 Gibsonia, PA: #101 of 383 inventorsTop 30%
🗺 Pennsylvania: #13,581 of 74,527 inventorsTop 20%
Overall (All Time): #888,817 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
5652299 Water-based vacuum forming laminating adhesive Masayuki Nakajima, Kurt G. Olson, Umesh C. Desai 1997-07-29
4339365 Coating compositions containing pigment dispersants David Z. Becher, Roger M. Christenson, Percy E. Pierce, Karl F. Schimmel 1982-07-13
4303764 Pigment dispersants for coating compositions David Z. Becher, Roger M. Christenson, Percy E. Pierce, Karl F. Schimmel 1981-12-01
4302560 Pigment dispersants for coating compositions David Z. Becher, Roger M. Christenson, Percy E. Pierce, Karl F. Schimmel 1981-11-24
4302561 Pigment dispersants for coating compositions David Z. Becher, Roger M. Christenson, Percy E. Pierce, Karl F. Schimmel 1981-11-24
4302562 Pigment dispersants for coating compositions David Z. Becher, Roger M. Christenson, Percy E. Pierce, Karl F. Schimmel 1981-11-24