Robert Stern
21Patents
12h-index
26Co-inventors
81Inventor score
Filing activity: Mar 27, 1974 → Jul 19, 2018
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5908946A | Process for the production of esters from vegetable oils or animal oils alcohols | Chemistry; Metallurgy | 120 | Expired |
| US4695411A | Process for manufacturing a composition of fatty acid esters useful as gas oil substitute motor fuel with hydrated ethyl alcohol and the resultant esters composition | Emerging Cross-Sectional Technologies | 78 | Expired |
| US3930273A | Bed safety side rail arrangement | Human Necessities | 70 | Expired |
| US4132745A | Process for isomerizing 1-butene to 2-butene | Chemistry; Metallurgy | 50 | Expired |
| US4973775A | Process for delaying the formation and/or reducing the agglomeration tendency of hydrates | Emerging Cross-Sectional Technologies | 48 | Expired |
| US4554397A | Process for manufacturing a linear olefin from a saturated fatty acid or fatty acid ester | Chemistry; Metallurgy | 42 | Expired |
| US6147196A | Process for producing esters of fatty substances and the high purity esters produced | Emerging Cross-Sectional Technologies | 31 | Expired |
| USD875040S1 | Wall charger | General | 22 | Active |
| US5880298A | Process for oligomerization of polyunsaturated acids and esters, products obtained and use thereof | Chemistry; Metallurgy | 21 | Expired |
| US6013817A | Process for the production of ethyl esters | Chemistry; Metallurgy | 21 | Expired |
| US5424466A | Improved process for the production of esters from fatty substances having a natural origin | Emerging Cross-Sectional Technologies | 21 | Expired |
| US4264515A | Process for manufacturing a N-acyl .alpha.-amino acid | Chemistry; Metallurgy | 15 | Expired |
| US4230897A | Process for selectively hydrogenating a hydrocarbon cut containing at least one diolefinic hydrocarbon and at least one acetylenic hydrocarbon using a palladium catalyst with crystallites of at least 50 angstroms | Chemistry; Metallurgy | 10 | Expired |
| US6221920A | Composition that can be used as an emulsifying and dispersing surface agent and its production process | Emerging Cross-Sectional Technologies | 9 | Expired |
| US4533500A | Process for manufacturing N-acyliminodiacetic acids | Chemistry; Metallurgy | 7 | Expired |
| US4038295A | Process for the selective hydrogenation of polyunsaturated oils | Chemistry; Metallurgy | 6 | Expired |
| US3951648A | Process for recovering palladium, more particularly from alumina containing catalysts | Performing Operations; Transporting | 6 | Expired |
| US6452029B1 | Process for the codimerization of fatty substance dienes and olefins that are catalyzed by nickel complexes | Chemistry; Metallurgy | 4 | Expired |
| US5434282A | Double-branched compounds and processes for their production | Chemistry; Metallurgy | 3 | Expired |
| US5476956A | Process for codimerization of dienes and olefins | Chemistry; Metallurgy | 2 | Expired |
| US6153772A | Process for the codimerization of polyunsaturated fatty substances and olefins | Chemistry; Metallurgy | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.