Inventor · Valencia, CA, US

Chandra Rao

48Patents
15h-index
28Co-inventors
81Inventor score

Filing activity: Feb 19, 1997 → Nov 17, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US6172179A Composition and method for producing fuel resistant liquid polythioether polymers with good low temperature flexibility Chemistry; Metallurgy 135 Expired
US6509418B1 Sealants and potting formulations including mercapto-terminated polymers produced by the reaction of a polythiol and polyvinyl ether monomer Chemistry; Metallurgy 123 Expired
US5912319A Compositions and method for producing fuel resistant liquid polythioether polymers with good low temperature flexibility Chemistry; Metallurgy 85 Expired
US7879955B2 Compositions including a polythioether Chemistry; Metallurgy 46 Active
US6232401A Composition for producing fuel resistant liquid polythioether polymers with good low temperature flexibility Chemistry; Metallurgy 43 Expired
US6372849B1 Sealants and potting formulations including polymers produced by the reaction of a polythiol and polyvinyl ether monomer Chemistry; Metallurgy 37 Expired
US7671145B2 Epoxy-capped polythioethers by reacting dithiol, diolefin and monoepoxy olefin Chemistry; Metallurgy 31 Active
US8138273B2 Compositions including a polythioether Chemistry; Metallurgy 30 Active
US8952124B2 Bis(sulfonyl)alkanol-containing polythioethers, methods of synthesis, and compositions thereof Chemistry; Metallurgy 29 Active
US7875666B2 Thioethers, methods for their preparation, and compositions including such thioethers Chemistry; Metallurgy 23 Active
US9422451B2 Low density fuel resistant sulfur-containing polymer compositions and uses thereof Performing Operations; Transporting 21 Active
US8466220B2 Thioethers, methods for their preparation, and compositions including such thioethers Chemistry; Metallurgy 20 Active
US9540540B2 Sulfone-containing polythioethers, compositions thereof, and methods of synthesis Chemistry; Metallurgy 20 Active
US7390859B2 Compositions and methods of making compositions exhibiting fuel resistance Chemistry; Metallurgy 18 Expired
US7097883B2 Low temperature liquid polythioether polymers Chemistry; Metallurgy 17 Expired
US7858703B2 Sealants and potting formulations including mercapto-terminated polymers produced by the reaction of a polythiol and polyvinyl ether monomer Chemistry; Metallurgy 8 Active
US7622548B2 Epoxy- or amine/hydroxy-capped polythioethers Chemistry; Metallurgy 7 Active
US8710159B2 Polyfunctional sulfur-containing epoxies and compositions thereof Emerging Cross-Sectional Technologies 6 Active
US7834105B2 Thiol-, hydroxyl-, amine- or vinyl-terminated polythioethers Chemistry; Metallurgy 4 Active
US9533798B2 Uses of UV-curable polythioether sealants for sealing fasteners and for smoothing surfaces Chemistry; Metallurgy 4 Active
US9062139B2 Sulfone-containing polythioethers, compositions thereof, and methods of synthesis Chemistry; Metallurgy 3 Active
US8932685B2 Methods for making cured sealants by actinic radiation and related compositions Chemistry; Metallurgy 3 Active
US7687578B2 Sealants and potting formulations including mercapto-terminated polymers produced by the reaction of a polythiol and polyvinyl ether monomer Chemistry; Metallurgy 3 Active
US7858704B2 Dimercaptan terminated polythioether polymers and methods for making and using the same Chemistry; Metallurgy 3 Active
US8729198B2 Compositions comprising thiol-terminated polymers and sulfur-containing ethylenically unsaturated silanes and related cured sealants Chemistry; Metallurgy 2 Active

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