RP

Robert A. Pyles

GE: 14 patents #2,215 of 36,430Top 7%
BA Bayer Materialscience Ag: 9 patents #45 of 1,035Top 5%
BH Bayer Healthcare: 5 patents #1,768 of 8,007Top 25%
CO Covestro: 4 patents #42 of 276Top 20%
BP Bayer Polymers: 2 patents #11 of 88Top 15%
MO Mobay: 1 patents #65 of 172Top 40%
📍 Bethel Park, PA: #2 of 258 inventorsTop 1%
🗺 Pennsylvania: #1,153 of 74,527 inventorsTop 2%
Overall (All Time): #82,894 of 4,157,543Top 2%
39
Patents All Time

Issued Patents All Time

Showing 26–39 of 39 patents

Patent #TitleCo-InventorsDate
5464930 Article for use in optical application formed from linear polycarbonate resins James Manio Silva 1995-11-07
5461120 Transparent thermoplastic molding compositions James P. Mason 1995-10-24
5025056 Thermoplastic compositions having improved melt flow Steven A. Jorissen, Charles E. Lundy, Sivaram Krishnan, Robson Mafoti 1991-06-18
5011967 Method for preparing aromatic bischloroformate compositions James Manio Silva 1991-04-30
4994594 Oligomeric carbonate chainstoppers James Manio Silva 1991-02-19
4800218 Functionalized thermoplastic polymers, blends prepared therefrom, and methods for preparing blends Susan J. Hathaway 1989-01-24
4743676 Method for preparing polycarbonate of controlled molecular weight from aromatic bischloroformate James Manio Silva 1988-05-10
4737573 Method for polymerizing aromatic bischloroformate composition to polycarbonate James Manio Silva 1988-04-12
4736013 Method for the preparation of hydroxy-terminated polycarbonate polymers Susan J. Hathaway, Kathryn Lynn Longley 1988-04-05
4732934 Functionalized thermoplastic polymers, blends prepared therefrom, and methods for preparing blends Susan J. Hathaway 1988-03-22
4686046 Process for separating cyclic oligomeric dihydric phenol carbonate from aromatic polycarbonate Patrick James Mulvey 1987-08-11
4686277 Process for separating and polymerizing cyclic oligomeric polycarbonate Richard W. Howery, Niles R. Rosenquist, Patrick James Mulvey 1987-08-11
4663433 Separation of cyclic oligomeric carbonate from high molecular weight polycarbonate Patrick James Mulvey 1987-05-05
4535104 Ultraviolet light stabilized copolyestercarbonate 1985-08-13