Stephen R. Schmidt
25Patents
9h-index
20Co-inventors
75Inventor score
Filing activity: May 23, 1977 → Jun 3, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6309758A | Promoted porous catalyst | Emerging Cross-Sectional Technologies | 26 | Expired |
| US5105015A | Synthesis of non-cyclic aliphatic polyamines | Chemistry; Metallurgy | 23 | Expired |
| US6558533B2 | Process for sulfur removal from hydrocarbon liquids | Emerging Cross-Sectional Technologies | 16 | Expired |
| US6395403B2 | Promoted porous catalyst | Emerging Cross-Sectional Technologies | 15 | Expired |
| US5102850A | Catalyst supports having promoter oxide gradient, resulting catalyst and method of making the supports | Emerging Cross-Sectional Technologies | 13 | Expired |
| US9365664B2 | Catalyst on silica clad alumina support | Chemistry; Metallurgy | 11 | Active |
| US7375053B2 | Nickel and cobalt plated sponge catalysts | Performing Operations; Transporting | 9 | Expired |
| US6429337B1 | Promoted porous catalyst | Emerging Cross-Sectional Technologies | 9 | Expired |
| US9045569B2 | Process of making modified metallocene catalyst, catalyst produced and use thereof | Emerging Cross-Sectional Technologies | 9 | Active |
| US7569513B2 | Nickel and cobalt plated sponge catalysts | Performing Operations; Transporting | 8 | Active |
| US8673806B2 | Catalyst on silica clad alumina support | Performing Operations; Transporting | 8 | Active |
| US5110769A | Inorganic hydrogel flatting agents | Emerging Cross-Sectional Technologies | 7 | Expired |
| US4258250A | Jam detector | Physics | 7 | Expired |
| US4112379A | Jam detector | Performing Operations; Transporting | 4 | Expired |
| US11439988B2 | Method for manufacturing catalysts with reduced attrition | Chemistry; Metallurgy | 1 | Active |
| US11084021B2 | Acid-resistant catalyst supports and catalysts | Emerging Cross-Sectional Technologies | 1 | Active |
| US6696375B2 | Inorganic hydrogel flatting agents | Emerging Cross-Sectional Technologies | 1 | Expired |
| US10184085B2 | Method for catalytic deoxygenation of natural oils and greases | Emerging Cross-Sectional Technologies | 0 | Active |
| US11691124B2 | Acid-resistant catalyst supports and catalysts | Emerging Cross-Sectional Technologies | 0 | Active |
| US12370531B2 | Method for manufacturing catalysts with reduced attrition | Chemistry; Metallurgy | 0 | Active |
| US8735635B2 | Process for making 1, 2-propane diol from hydrogenation of glycerol | Chemistry; Metallurgy | 0 | Active |
| US9586879B2 | Process for the selective production of propanols by hydrogenation of glycerol | Performing Operations; Transporting | 0 | Active |
| US9528059B2 | Catalytic purification of fatty acid alkyl esters used in fuels | Emerging Cross-Sectional Technologies | 0 | Active |
| US7833376B2 | Apparatus and method for manufacturing corrugated boards | Emerging Cross-Sectional Technologies | 0 | Active |
| US11498891B2 | Catalysts, preparation method thereof, and selective hydrogenation processes | Performing Operations; Transporting | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.