Inventor
STAPERSMA JOHAN
NL10 patents
⚠️ This page may combine multiple inventors who share the name “STAPERSMA JOHAN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SHELL OIL CO
8 patentsUS5179225AJan 12, 1993
Carbonylation catalyst system
SHELL OIL CO29 citations92
US5166116ANov 24, 1992
Carbonylation catalyst system
SHELL OIL CO27 citations92
US5049672ASep 17, 1991
Complex-forming polymers and processes to prepare them
SHELL OIL CO1 citations61
US4933455AJun 12, 1990
Lithiated bipyridyl compounds
SHELL OIL CO1 citations61
US4910264AMar 20, 1990
Complex-forming polymers and processes to prepare them
SHELL OIL CO3 citations61
US4873333AOct 10, 1989
Nitrogen-containing bidentate compound immobilized on a solid inorganic carrier
SHELL OIL CO1 citations61
US4873212AOct 10, 1989
Nitrogen-containing bidentate compound immobilized on a solid inorganic carrier
SHELL OIL CO4 citations61
US4814457AMar 21, 1989
Complex-forming polymers and processes to prepare them
SHELL OIL CO2 citations61