RK

Richard M. Kopchik

Rohm And Haas: 6 patents #378 of 2,359Top 20%
FS Forbo International S.A.: 3 patents #1 of 14Top 8%
📍 Southampton, PA: #11 of 113 inventorsTop 10%
🗺 Pennsylvania: #9,221 of 74,527 inventorsTop 15%
Overall (All Time): #587,759 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
6337126 Floor covering Brian Robert Simpson, Robert Ashley Mein, David Highfield 2002-01-08
6287706 Floor coverings Brian Robert Simpson, Robert Ashley Mein, David Highfield 2001-09-11
6111013 Polymer product manufacture Brian Robert Simpson, Robert Ashley Mein 2000-08-29
5625001 Toughened polar thermoplastics Samuel J. Makower, Wen Liu, Alan Daniel Stein 1997-04-29
5137926 High-surface-area compositions Stephen G. Maroldo, Eric Jon Langenmayr 1992-08-11
5037857 High-surface-area fiber Stephen G. Maroldo, Eric Jon Langenmayr 1991-08-06
4742123 Thermoplastic non-crosslinked polymers, imide polymers, and process for preparation 1988-05-03
4255322 Blends of imide polymers and vinyl chloride polymers 1981-03-10
4246374 Imidized acrylic polymers 1981-01-20