Inventor
WU SHANG-REN
US35 patents
⚠️ This page may combine multiple inventors who share the name “WU SHANG-REN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
LEVER BROTHERS CO
23 patentsUS5955415ASep 21, 1999
Detergent compositions containing polyethyleneimines for enhanced peroxygen bleach stability
LEVER BROTHERS CO96 citations95
US5385685AJan 31, 1995
Compositions comprising glyceroglycolipids having an ether linkage as a surfactant or cosurfactant
LEVER BROTHERS CO21 citations91
US5472642ADec 5, 1995
Diaminoalkyl di(sulfosuccinates) and their use as builders
LEVER BROTHERS CO15 citations74
US5358656AOct 25, 1994
Compositions comprising glyceroglycolipids having an amine linkage as a surfactant or cosurfactant
LEVER BROTHERS CO16 citations72
US5236612AAug 17, 1993
Detergent compositions comprising alkyl glycerate cosurfactants
LEVER BROTHERS CO8 citations72
US5668098ASep 16, 1997
Detergent compositions containing ethylene aspartate cysteate (EAC) sequestrants
LEVER BROTHERS CO7 citations71
US5062995ANov 5, 1991
Polymeric carbamate detergent builders
LEVER BROTHERS CO15 citations69
US5466875ANov 14, 1995
Process for the purification of alkaline earth metal salts of 2,2'-oxydisuccinate by acidification
LEVER BROTHERS CO2 citations63
US5693854ADec 2, 1997
Ethylene dicysteate sequestrants and methods for preparation
LEVER BROTHERS CO2 citations62
US5686402ANov 11, 1997
Detergent compositions containing ethylene dicysteate (EDC) sequestrants
LEVER BROTHERS CO5 citations62
US5500139AMar 19, 1996
Biodegradable fabric conditioning molecules based on glyceric acid
LEVER BROTHERS CO3 citations62
US5552066ASep 3, 1996
Ribose diester quaternary useful as a fabric conditioner
LEVER BROTHERS CO2 citations61
US5739093AApr 14, 1998
Detergent compositions containing ethylene aspartate cysteate (EAC) sequestrants
LEVER BROTHERS CO4 citations60
US5696288ADec 9, 1997
Process for the preparation of 2,2'-oxydisuccinate
LEVER BROTHERS CO2 citations60
US5688996ANov 18, 1997
Ethyene containing cysteate sequestrants and methods of manufacture
LEVER BROTHERS CO2 citations60
US5520828AMay 28, 1996
Fabric conditioners derived from pyridine carboxylic acids
LEVER BROTHERS CO0 citations52
US5488146AJan 30, 1996
Process for the preparation of sulfo carboxymethyloxysuccinic acid and its salts
LEVER BROTHERS CO1 citations52
US5419843AMay 30, 1995
Fabric conditioners derived from pyridine carboxylic acids
LEVER BROTHERS CO0 citations52
US5714455AFeb 3, 1998
Intimate admixtures of salts of sulfo carboxymethyloxy succinate (SCOMS) with selected glycolipid based surfactants to improve the flow and handling
LEVER BROTHERS CO0 citations51
US5663427ASep 2, 1997
Cysteic monosuccinic acid and its salts
LEVER BROTHERS CO0 citations51
US5562865AOct 8, 1996
Oxazolidine and tetrahydrooxazine amide surfactants
LEVER BROTHERS CO0 citations51
US5466868ANov 14, 1995
Process for the preparation of an enriched 2,2'-oxydisuccinate reaction mixture by removal of calcium malate
LEVER BROTHERS CO0 citations50
US5429756AJul 4, 1995
Ribose diester quaternary useful as a fabric conditioner
LEVER BROTHERS CO0 citations45
LEVER BROTHERS LTD
7 patentsUS5904735AMay 18, 1999
Detergent compositions containing polyethyleneimines for enhanced stain removal
LEVER BROTHERS LTD113 citations95
US5352387AOct 4, 1994
Alkyl glyceramide surfactants and compositions comprising these surfactants
LEVER BROTHERS LTD41 citations92
US5409902AApr 25, 1995
Oral hygiene compositions containing glyceroglycolipids as antiplaque compounds
LEVER BROTHERS LTD25 citations91
US5352386AOct 4, 1994
Compositions free of boron comprising N-alkylerythronamides and N-alkylxylonamides as surfactants
LEVER BROTHERS LTD25 citations91
US5560872AOct 1, 1996
Compositions comprising oxazolidine and tetrahydrooxazine amide surfactants
LEVER BROTHERS LTD15 citations72
US5456846AOct 10, 1995
Method of conditioning fabrics with glyceric acid based biodegradable moelcules
LEVER BROTHERS LTD2 citations62
US5391823AFeb 21, 1995
Process for the preparation of 2,2'-oxydisuccinate
LEVER BROTHERS LTD0 citations37