Edward S. Ellis
49Patents
18h-index
56Co-inventors
84Inventor score
Filing activity: Aug 17, 1994 → Mar 31, 2014
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6582590B1 | Multistage hydroprocessing using bulk multimetallic catalyst | Chemistry; Metallurgy | 113 | Expired |
| US6783663B1 | Hydrotreating using bulk multimetallic catalysts | Chemistry; Metallurgy | 105 | Expired |
| US6929738B1 | Two stage process for hydrodesulfurizing distillates using bulk multimetallic catalyst | Chemistry; Metallurgy | 101 | Expired |
| US6123830A | Integrated staged catalytic cracking and staged hydroprocessing process | Chemistry; Metallurgy | 80 | Expired |
| US5939031A | Countercurrent reactor | Chemistry; Metallurgy | 38 | Expired |
| US6824673B1 | Production of low sulfur/low aromatics distillates | Chemistry; Metallurgy | 37 | Expired |
| US5968346A | Two stage hydroprocessing with vapor-liquid interstage contacting for vapor heteroatom removal | Chemistry; Metallurgy | 34 | Expired |
| US6054041A | Three stage cocurrent liquid and vapor hydroprocessing | Chemistry; Metallurgy | 33 | Expired |
| US5925239A | Desulfurization and aromatic saturation of feedstreams containing refractory organosulfur heterocycles and aromatics | Chemistry; Metallurgy | 30 | Expired |
| US5582711A | Integrated staged catalytic cracking and hydroprocessing process | Chemistry; Metallurgy | 28 | Expired |
| US5942197A | Countercurrent reactor | Chemistry; Metallurgy | 27 | Expired |
| US5670116A | Hydroprocessing reactor with enhanced product selectivity | Performing Operations; Transporting | 26 | Expired |
| US6036844A | Three stage hydroprocessing including a vapor stage | Chemistry; Metallurgy | 26 | Expired |
| US5935420A | Desulfurization process for refractory organosulfur heterocycles | Chemistry; Metallurgy | 25 | Expired |
| US5763731A | Process for selectively opening naphthenic rings | Emerging Cross-Sectional Technologies | 22 | Expired |
| US6652737B2 | Production of naphtha and light olefins | Emerging Cross-Sectional Technologies | 21 | Expired |
| US5928498A | Desulfurization and ring opening of petroleum streams | Chemistry; Metallurgy | 20 | Expired |
| US6495029B1 | Countercurrent desulfurization process for refractory organosulfur heterocycles | Chemistry; Metallurgy | 18 | Expired |
| US5985131A | Hydroprocessing in a countercurrent reaction vessel | Chemistry; Metallurgy | 17 | Expired |
| US5770043A | Integrated staged catalytic cracking and hydroprocessing process | Chemistry; Metallurgy | 16 | Expired |
| US6221240A | Desulfurization and aromatic saturation of feedstreams containing refractory organosulfur heterocycles and aromatics | Chemistry; Metallurgy | 15 | Expired |
| US6007787A | Countercurrent reaction vessel | Chemistry; Metallurgy | 14 | Expired |
| US6153086A | Combination cocurrent and countercurrent staged hydroprocessing with a vapor stage | Chemistry; Metallurgy | 14 | Expired |
| US6245221A | Desulfurization process for refractory organosulfur heterocycles | Chemistry; Metallurgy | 13 | Expired |
| US5770044A | Integrated staged catalytic cracking and hydroprocessing process (JHT-9614) | Chemistry; Metallurgy | 13 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.