James R. Cho
8Patents
7h-index
4Co-inventors
48Inventor score
Filing activity: Sep 20, 1982 → Sep 29, 1989
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4524061A | Polymeric sunscreens | Human Necessities | 20 | Expired |
| US4520179A | Preparation of vinylpyrrolidone/vinyl acetate copolymers of various molecular weights using a single initiator system consisting essentially of t-Butylperoxypivalate | Chemistry; Metallurgy | 17 | Expired |
| US5006595A | Solubilization of complexes of water-insoluble organic compounds by aqueous solutions of polyvinylpyrrolidone | Chemistry; Metallurgy | 14 | Expired |
| US4554311A | 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 | Chemistry; Metallurgy | 10 | Expired |
| US4900775A | Solubilization of complexes of water-insoluble organic compounds by aqueous solutions of polyvinylpyrrolidone | Chemistry; Metallurgy | 9 | Expired |
| US4554312A | Method of preparing aqueous solutions of polyvinyl-pyrrolidone homopolymer of various molecular weights using a single initiator system consisting essentially of t-Butylperoxypivalate | Chemistry; Metallurgy | 9 | Expired |
| US4520180A | Polymerization of vinylpyrrolidone to various molecular weights using a single initiator system consisting essentially of t-Butylperoxypivalate | Chemistry; Metallurgy | 7 | Expired |
| US4920145A | Water-soluble complexes of water-insoluble pharmaceutical compounds and preparation thereof | Human Necessities | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.