Inventor
WELCH MICHAEL C
US33 patents
⚠️ This page may combine multiple inventors who share the name “WELCH MICHAEL C”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
BASF CORP
31 patentsUS6342474B1Jan 29, 2002
Hard surface cleaner containing nonionic surfactants
BASF CORP53 citations95
US5294365AMar 15, 1994
Hydroxypolyethers as low-foam surfactants
BASF CORP111 citations95
US6315835B1Nov 13, 2001
Anti-spotting and anti-filming hard surface cleaning formulations and methods
BASF CORP19 citations92
US6271191B1Aug 7, 2001
Hard surface cleaner containing anionic surfactant
BASF CORP33 citations92
US6133218AOct 17, 2000
Aqueous based solvent free cleaner compositions containing two nonionic surfactants
BASF CORP20 citations92
US5998346ADec 7, 1999
Non-phosphate machine dishwashing compositions containing copolymers of alkylene oxide adducts of allyl alcohol and acrylic acid
BASF CORP25 citations92
US5977048ANov 2, 1999
Aqueous based solvent free cleaning degreaser compositions containing alcohol alkoxylates, polyoxyalkylene block copolymers, and fatty alcohols having oxyethylate moieties
BASF CORP27 citations92
US5750483AMay 12, 1998
Non-phosphate machine dishwashing compositions containing polycarboxylate polymers and nonionic graft copolymers of vinyl acetate and polyalkylene oxide
BASF CORP20 citations92
US5739099AApr 14, 1998
Rinse aid compositions containing modified acrylic polymers
BASF CORP37 citations92
US5536440AJul 16, 1996
Stable, aqueous concentrated liquid detergent compositions containing hydrophilic copolymers
BASF CORP27 citations92
US5534183AJul 9, 1996
Stable, aqueous concentrated liquid detergent compositions containing hydrophilic copolymers
BASF CORP24 citations92
US5518648AMay 21, 1996
Solid dishwashing composition comprising a two-component blend of alkoxylated nonionic surfactants
BASF CORP34 citations92
US5516452AMay 14, 1996
Aqueous rinse - aid composition comprising a two - component blend of alkoxylated nonionic surfactants
BASF CORP46 citations92
US6191315B1Feb 20, 2001
Haze free polyether polyol compositions and a method for their preparation
BASF CORP15 citations81
US5230819AJul 27, 1993
Diphosphonates as corrosion inhibitors for antifreeze coolants and other functional fluids
BASF CORP7 citations74
US6492317B1Dec 10, 2002
High forming hard surface cleaning formulations
BASF CORP7 citations73
US6455486B1Sep 24, 2002
Anti-spotting and anti-filming hard surface cleaning formulations and methods
BASF CORP13 citations73
US6440919B1Aug 27, 2002
Aqueous based solvent free cleaner compositions containing two nonionic surfactants
BASF CORP6 citations73
US5965509AOct 12, 1999
Aqueous based solvent free cleaner compositions containing a blend of polyoxyalkylene block copolymers and fatty alcohols oxyethylate moieties
BASF CORP7 citations73
US5759978AJun 2, 1998
Non-phosphate machine dishwashing compositions containing polycarboxylate polymers and polyalkylene oxide homopolymers
BASF CORP11 citations73
US5733861AMar 31, 1998
Hydrophilic copolymers for reducing the viscosity of detergent slurries
BASF CORP16 citations73
US5618782AApr 8, 1997
Hydrophilic copolymers for reducing the viscosity of detergent slurries
BASF CORP14 citations73
US5425894AJun 20, 1995
Polyhydroxypolyethers as low foam surfactants
BASF CORP15 citations71
US7084101B2Aug 1, 2006
Aqueous based solvent free cleaner compositions containing two nonionic surfactants
BASF CORP3 citations62
US5958860ASep 28, 1999
Aqueous based solvent free cleaner compositions containing polyoxyalkylene block copolymer, alkyl phenol alkoxylates and fatty alcohols having oxyethylate moieties
BASF CORP4 citations62
US5958859ASep 28, 1999
Aqueous based solvent free cleaner compositions containing a blend of polyoxyalkylene block copolymers
BASF CORP5 citations62
US5753608AMay 19, 1998
Rinse aid compositions containing phosphate esters
BASF CORP6 citations62
US5419845AMay 30, 1995
Perfluorinated gemdiphosphonates as corrosion inhibitors for antifreeze coolants and other functional fluids
BASF CORP5 citations60
US5352408AOct 4, 1994
Diphosphonates as corrosion inhibitors for antifreeze coolants and other functional fluids
BASF CORP1 citations52
US5113001AMay 12, 1992
Process for preparing sulfophenylalkylsiloxanes or sulfonaphthylalkylsiloxanes
BASF CORP1 citations52
US6617297B2Sep 9, 2003
Automatic dishwashing tablets with improved chlorine stability
BASF CORP0 citations46