Inventor · Skippack, PA, US

Ruth Levy

57Patents
32h-index
64Co-inventors
91Inventor score

Filing activity: Dec 31, 1992 → Aug 11, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US5804021A Slit elastic fibrous nonwoven laminates and process for forming Emerging Cross-Sectional Technologies 227 Expired
US5575874A Method for making shaped nonwoven fabric Emerging Cross-Sectional Technologies 224 Expired
US5620779A Ribbed clothlike nonwoven fabric Emerging Cross-Sectional Technologies 167 Expired
US5643653A Shaped nonwoven fabric Emerging Cross-Sectional Technologies 166 Expired
US5714107A Perforated nonwoven fabrics Textiles; Paper 144 Expired
USD375844S Nonwoven fabric General 136 Expired
US7118558B2 Cloth-like laminate and absorbent garment Human Necessities 99 Expired
US6506961B1 Light incontinent product Human Necessities 97 Expired
US5532415A R-enantiomer of N-propargyl-1-aminoindan, salts, compositions and uses thereof Chemistry; Metallurgy 79 Expired
US5519061A R-enantiomer of n-propargyl-1-aminoindan, salts, compositions and uses thereof Chemistry; Metallurgy 78 Expired
US5492753A Stretchable meltblown fabric with barrier properties Emerging Cross-Sectional Technologies 73 Expired
US5486541A Monofluorinated derivatives of N-propargyl-1-aminoindan and their use as inhibitors of monoamine oxidase Chemistry; Metallurgy 61 Expired
US5840756A Pharmaceutical composition of L-DOPA ester Human Necessities 60 Expired
US5320891A Particle barrier nonwoven material Emerging Cross-Sectional Technologies 59 Expired
US5853859A Room temperature latex printing Emerging Cross-Sectional Technologies 58 Expired
US6455753B1 Absorbent article with improved fluid acquisition system Human Necessities 56 Expired
US5387612A Use of the R-enantiomers of N-propargyl-1-aminoindan compounds for treating Parkinson's disease Chemistry; Metallurgy 55 Expired
US5457133A R-enantiomers of N-propargyl-aminoindan compounds, their preparation and pharmaceutical compositions containing them Chemistry; Metallurgy 52 Expired
US5453446A Use of the R-enantiomers of N-propargyl 1-aminoindan compounds for treating Parkinson's disease. Chemistry; Metallurgy 51 Expired
US5744500A Use of R-enantiomer of N-propargyl-1-aminoindan, salts, and compositions thereof Chemistry; Metallurgy 48 Expired
US5576353A Method of treating memory disorders using R-enantiomers of N-propargyl-aminoindan compounds Chemistry; Metallurgy 48 Expired
US5582903A Stretchable meltblown fabric with barrier properties Emerging Cross-Sectional Technologies 46 Expired
US5786390A Pharmaceutical compositions of the R-enantiomer of N-propargyl -1-aminoindan Chemistry; Metallurgy 45 Expired
US6316504A Use of R-enantiomer of N-propargyl-1-aminoindan, salts, and compositions thereof Chemistry; Metallurgy 45 Expired
US5668181A Use of the R-enantiomers of N-propargyl-1-aminoindan compounds for the treatment of depression Chemistry; Metallurgy 45 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.