Ramesh C. Kumar
85Patents
17h-index
129Co-inventors
87Inventor score
Filing activity: Aug 14, 1989 → Jun 15, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5468477A | Vinyl-silicone polymers in cosmetics and personal care products | Emerging Cross-Sectional Technologies | 115 | Expired |
| US5032460A | Method of making vinyl-silicone copolymers using mercapto functional silicone chain-transfer agents and release coatings made therewith | Emerging Cross-Sectional Technologies | 105 | Expired |
| US5202190A | Method of making vinyl-silicone copolymers using mercapto functional silicone chain-transfer agents and release coatings made therewith | Emerging Cross-Sectional Technologies | 77 | Expired |
| US5725882A | Vinyl-silicone copolymers in cosmetics and personal care products | Emerging Cross-Sectional Technologies | 69 | Expired |
| US6004804A | Non-chimeric mutational vectors | Chemistry; Metallurgy | 59 | Expired |
| US7199197B2 | Water- and oil-repellent fluoroacrylates | Emerging Cross-Sectional Technologies | 37 | Expired |
| US6541109B1 | Release coating formulation providing low adhesion release surfaces for pressure sensitive adhesives | Emerging Cross-Sectional Technologies | 37 | Expired |
| US5867239A | Wide angle optical retarder | Physics | 25 | Expired |
| US5089336A | General purpose siloxane release coatings | Emerging Cross-Sectional Technologies | 23 | Expired |
| US5874144A | Silicon-free copolymer and bleed-through resistant, ink receptive, and adhesive receptive coatings and coated substrates prepared therefrom | Emerging Cross-Sectional Technologies | 23 | Expired |
| US5492599A | Treated substrate having improved release properties | Emerging Cross-Sectional Technologies | 22 | Expired |
| US5744207A | Articles coated with electrophotographic toner receptive release coatings | Emerging Cross-Sectional Technologies | 21 | Expired |
| US6132844A | Slip resistant articles | Emerging Cross-Sectional Technologies | 21 | Expired |
| US5556747A | Method for site-directed mutagenesis | Chemistry; Metallurgy | 20 | Expired |
| US5349004A | Fluoroalkyl siloxane/vinyl copolymer dispersions and pressure-sensitive adhesives having improved solvent resistance prepared therefrom | Chemistry; Metallurgy | 19 | Expired |
| US5510187A | Magnetic recording medium whose magnetic layer incorporates nonhalogenated vinyl copolymer and specified polyurethane polymer | Emerging Cross-Sectional Technologies | 18 | Expired |
| US5482991A | Fluoroalkyl siloxane/vinyl copolymer dispersions and pressure-sensitive adhesives having improved solvent resistance prepared therefrom | Chemistry; Metallurgy | 17 | Expired |
| US5922854A | Purifying Human Hemogloblin from transgenic pig red cells and plasmids containing pig globin nucleic acids | Human Necessities | 16 | Expired |
| US5057619A | Siloxane iniferter compounds, block copolymers made therewith and a method of making the block copolymers | Chemistry; Metallurgy | 16 | Expired |
| US6219121A | Wide angle optical retarder | Physics | 16 | Expired |
| US6265060A | Magnetic recording medium incorporating fluorine-containing, solvent-soluble vinyl copolymer having no vinyl chloride or vinylidene chloride components | Emerging Cross-Sectional Technologies | 15 | Expired |
| US5229179A | General purpose siloxane release coatings | Emerging Cross-Sectional Technologies | 15 | Expired |
| US6562324B1 | Polymers in cosmetics and personal care products | Emerging Cross-Sectional Technologies | 14 | Expired |
| US5716685A | Silicone-containing copolymer and bleed through resistant, ink receptive, and adhesive receptive coatings and coated substrates prepared therefrom | Emerging Cross-Sectional Technologies | 13 | Expired |
| US5496635A | Directly printable coating for olefinic polymer films and articles utilizing such coating | Emerging Cross-Sectional Technologies | 13 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.