Inventor

CHO JAMES R

US8 patents

⚠️ This page may combine multiple inventors who share the name “CHO JAMES R”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

GAF CORP

5 patents

US4524061AJun 18, 1985

Polymeric sunscreens

GAF CORP30 citations92

US4520179AMay 28, 1985

Preparation of vinylpyrrolidone/vinyl acetate copolymers of various molecular weights using a single initiator system consisting essentially of t-Butylperoxypivalate

GAF CORP31 citations92

US4554311ANov 19, 1985

Method of preparing an aqueous solution comprising vinylpyrrolidone/vinyl acetate copolymers of various molecular weights using a single initiator system consisting essentially of t-Butylperoxypivalate

GAF CORP21 citations81

US4554312ANov 19, 1985

Method of preparing aqueous solutions of polyvinyl-pyrrolidone homopolymer of various molecular weights using a single initiator system consisting essentially of t-Butylperoxypivalate

GAF CORP19 citations81

US4520180AMay 28, 1985

Polymerization of vinylpyrrolidone to various molecular weights using a single initiator system consisting essentially of t-Butylperoxypivalate

GAF CORP13 citations73

GAF CHEMICALS CORP

3 patents

US4900775AFeb 13, 1990

Solubilization of complexes of water-insoluble organic compounds by aqueous solutions of polyvinylpyrrolidone

GAF CHEMICALS CORP26 citations92

US5006595AApr 9, 1991

Solubilization of complexes of water-insoluble organic compounds by aqueous solutions of polyvinylpyrrolidone

GAF CHEMICALS CORP20 citations81

US4920145AApr 24, 1990

Water-soluble complexes of water-insoluble pharmaceutical compounds and preparation thereof

GAF CHEMICALS CORP2 citations62