Inventor

YOSHIDA SADAO

4 patents

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

NIPPON CATALYTIC CHEM IND

2 patents

US4021310AMay 3, 1977

Method for inhibiting the polymerization of acrylic acid or its esters

NIPPON CATALYTIC CHEM IND78 citations94

US3988213AOct 26, 1976

Method of distilling vinyl compounds

NIPPON CATALYTIC CHEM IND76 citations93

IDEMITSU KOSAN CO

2 patents

US4098689AJul 4, 1978

Method of treating waste water with activated sludge

IDEMITSU KOSAN CO3 citations60

US4105546AAug 8, 1978

Method of treating waste water with activated sludge

IDEMITSU KOSAN CO2 citations57