Inventor
WAN WANKEI
CA9 patents
⚠️ This page may combine multiple inventors who share the name “WAN WANKEI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
WAN WANKEI
2 patentsAXCELON BIOPOLYMERS CORP
2 patentsEXXON RESEARCH ENGINEERING CO
2 patentsUS4532041AJul 30, 1985
Asymmetric polyimide reverse osmosis membrane, method for preparation of same and use thereof for organic liquid separations
EXXON RESEARCH ENGINEERING CO64 citations94
US4853129AAug 1, 1989
Modified regenerated cellulose membrane for non-aqueous separations
EXXON RESEARCH ENGINEERING CO17 citations72