Dennis E. Walsh
56Patents
19h-index
52Co-inventors
87Inventor score
Filing activity: Aug 28, 1978 → Sep 13, 2012
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5557024A | Process for preparing short chain alkyl aromatic compounds | Performing Operations; Transporting | 78 | Expired |
| US5453554A | Process for preparing short chain alkyl aromatic compounds | Performing Operations; Transporting | 73 | Expired |
| US5371310A | Process for preparing short chain alkyl aromatic compounds | Performing Operations; Transporting | 72 | Expired |
| US5149516A | Partial oxidation of methane over perovskite catalyst | Emerging Cross-Sectional Technologies | 53 | Expired |
| US4302324A | Delayed coking process | Chemistry; Metallurgy | 48 | Expired |
| US5238898A | Catalyst and process for upgrading methane to higher hydrocarbons | Emerging Cross-Sectional Technologies | 45 | Expired |
| US4717049A | Droplet generating apparatus | Mechanical Engineering; Lighting; Heating | 40 | Expired |
| US7141092B1 | Regenerable adsorption system | Emerging Cross-Sectional Technologies | 36 | Expired |
| US5358628A | Production of high viscosity index lubricants | Chemistry; Metallurgy | 33 | Expired |
| US5543036A | Process for hydrotreating | Chemistry; Metallurgy | 32 | Expired |
| US5105044A | Catalyst and process for upgrading methane to higher hydrocarbons | Emerging Cross-Sectional Technologies | 31 | Expired |
| US5493065A | Liquid phase ethylbenzene synthesis with MCM-49 | Chemistry; Metallurgy | 28 | Expired |
| US4982023A | Oxidation of methane to methanol | Chemistry; Metallurgy | 27 | Expired |
| US4324651A | Deasphalting process | Chemistry; Metallurgy | 26 | Expired |
| US4494961A | Increasing the cetane number of diesel fuel by partial oxidation _ | Mechanical Engineering; Lighting; Heating | 26 | Expired |
| US5012029A | Conversion of methane | Emerging Cross-Sectional Technologies | 25 | Expired |
| US5600048A | Continuous process for preparing ethylbenzene using liquid phase alkylation and vapor phase transalkylation | Emerging Cross-Sectional Technologies | 24 | Expired |
| US5068486A | Process for direct oxidative conversion of methane to higher hydrocarbons at high pressure and moderate temperature | Emerging Cross-Sectional Technologies | 22 | Expired |
| US4479804A | Fixed sulfur petroleum coke fuel and method for its production | Chemistry; Metallurgy | 21 | Expired |
| US4305809A | Fixed sulfur petroleum coke fuel and method for its production | Chemistry; Metallurgy | 19 | Expired |
| US4233138A | Process for the visbreaking of high-metals crudes and resids | Chemistry; Metallurgy | 19 | Expired |
| US4481104A | Use of low acidity high silica to alumina ratio large pore zeolites for distillate production in catalytic cracking | Performing Operations; Transporting | 15 | Expired |
| US5015798A | Conversion of methane | Emerging Cross-Sectional Technologies | 14 | Expired |
| US8337757B2 | Reactor control method | Emerging Cross-Sectional Technologies | 14 | Active |
| US4515092A | Enhancement of solid fuel combustion by catalyst deposited on a substrate | Mechanical Engineering; Lighting; Heating | 14 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.