Inventor
YU CHENG-DER
US6 patents
⚠️ This page may combine multiple inventors who share the name “YU CHENG-DER”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SYNTEX INC
4 patentsUS4409239AOct 11, 1983
Propylene glycol diester solutions of PGE-type compounds
SYNTEX INC614 citations97
US4358603ANov 9, 1982
Acetal stabilized prostaglandin compositions
SYNTEX INC287 citations97
US4410545AOct 18, 1983
Carbonate diester solutions of PGE-type compounds
SYNTEX INC609 citations96
US4328245AMay 4, 1982
Carbonate diester solutions of PGE-type compounds
SYNTEX INC613 citations96