Leonard M. Quick
31Patents
22h-index
12Co-inventors
82Inventor score
Filing activity: May 31, 1974 → May 7, 1996
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US3948755A | Process for recovering and upgrading hydrocarbons from oil shale and tar sands | Emerging Cross-Sectional Technologies | 253 | Expired |
| US4151068A | Process for recovering and upgrading hydrocarbons from oil shale | Emerging Cross-Sectional Technologies | 100 | Expired |
| US3960706A | Process for upgrading a hydrocarbon fraction | Chemistry; Metallurgy | 90 | Expired |
| US3960708A | Process for upgrading a hydrocarbon fraction | Chemistry; Metallurgy | 81 | Expired |
| US4212729A | Process for demetallation and desulfurization of heavy hydrocarbons | Chemistry; Metallurgy | 76 | Expired |
| US4225421A | Process for hydrotreating heavy hydrocarbons | Chemistry; Metallurgy | 61 | Expired |
| US3948754A | Process for recovering and upgrading hydrocarbons from oil shale and tar sands | Emerging Cross-Sectional Technologies | 57 | Expired |
| US4297242A | Process for demetallation and desulfurization of heavy hydrocarbons | Chemistry; Metallurgy | 52 | Expired |
| US4549957A | Hydrotreating catalyst and process | Chemistry; Metallurgy | 52 | Expired |
| US4431525A | Three-catalyst process for the hydrotreating of heavy hydrocarbon streams | Chemistry; Metallurgy | 46 | Expired |
| US4456699A | Catalyst and support, and their methods of preparation | Chemistry; Metallurgy | 43 | Expired |
| US3989618A | Process for upgrading a hydrocarbon fraction | Chemistry; Metallurgy | 43 | Expired |
| US5580535A | System and method for abatement of food cooking fumes | Mechanical Engineering; Lighting; Heating | 41 | Expired |
| US4191635A | Process for the cracking of heavy hydrocarbon streams | Chemistry; Metallurgy | 41 | Expired |
| US4005005A | Process for recovering and upgrading hydrocarbons from tar sands | Emerging Cross-Sectional Technologies | 40 | Expired |
| US3988238A | Process for recovering upgraded products from coal | Emerging Cross-Sectional Technologies | 36 | Expired |
| US4395328A | Catalyst and support, their methods of preparation, and processes employing same | Chemistry; Metallurgy | 36 | Expired |
| US3983028A | Process for recovering upgraded products from coal | Emerging Cross-Sectional Technologies | 33 | Expired |
| US4181602A | Process for the hydrotreating of heavy hydrocarbon streams | Chemistry; Metallurgy | 29 | Expired |
| US5384300A | Stabilized catalyst carrier and improved carrier configuration for catalytic combustion system | Performing Operations; Transporting | 28 | Expired |
| US4306965A | Hydrotreating process | Performing Operations; Transporting | 25 | Expired |
| US4188284A | Process for the hydrotreating of heavy hydrocarbon streams | Chemistry; Metallurgy | 23 | Expired |
| US3983027A | Process for recovering upgraded products from coal | Emerging Cross-Sectional Technologies | 18 | Expired |
| US4454026A | Hydrotreating catalyst and process | Chemistry; Metallurgy | 18 | Expired |
| US4278566A | Hydrotreating process | Performing Operations; Transporting | 15 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.