David H. Olson
58Patents
24h-index
55Co-inventors
91Inventor score
Filing activity: Jun 24, 1974 → Aug 28, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5364797A | Sensor device containing mesoporous crystalline material | Emerging Cross-Sectional Technologies | 348 | Expired |
| US4016218A | Alkylation in presence of thermally modified crystalline aluminosilicate catalyst | Emerging Cross-Sectional Technologies | 276 | Expired |
| US6504072B1 | Selective para-xylene production by toluene methylation | Emerging Cross-Sectional Technologies | 77 | Expired |
| US6423879B1 | Selective para-xylene production by toluene methylation | Emerging Cross-Sectional Technologies | 74 | Expired |
| US5675047A | Method of preparation of ex situ selectivated zeolite catalysts for aromatic alkylation applications | Chemistry; Metallurgy | 70 | Expired |
| US4117026A | Selective production of para dialkyl substituted benzenes | Chemistry; Metallurgy | 69 | Expired |
| US4097543A | Selective disproportionation of toluene | Chemistry; Metallurgy | 59 | Expired |
| US5939597A | Fluid bed process for para-xylene production | Chemistry; Metallurgy | 51 | Expired |
| US5367099A | Selective toluene disproportionation process (STDP) with ex situ selectivated zeolite catalyst | Emerging Cross-Sectional Technologies | 49 | Expired |
| US6048816A | Catalyst and process for converting methanol to hydrocarbons | Emerging Cross-Sectional Technologies | 49 | Expired |
| US4159282A | Xylene isomerization | Emerging Cross-Sectional Technologies | 48 | Expired |
| US5476823A | Method of preparation of ex situ selectivated zeolite catalysts for enhanced shape selective applications and method to increase the activity thereof | Chemistry; Metallurgy | 46 | Expired |
| US6506954B1 | Process for producing chemicals from oxygenate | Emerging Cross-Sectional Technologies | 45 | Expired |
| US6232764A | Accessory with internal adjustments controlled by host | Physics | 43 | Expired |
| US6046372A | Process for producing light olefins | Emerging Cross-Sectional Technologies | 43 | Expired |
| US5348687A | M41S materials having nonlinear optical properties | Performing Operations; Transporting | 41 | Expired |
| US5689027A | Selective ethylbenzene conversion | Emerging Cross-Sectional Technologies | 39 | Expired |
| US6538167B1 | Process for producing light olefins | Emerging Cross-Sectional Technologies | 33 | Expired |
| US5633417A | Enhanced shape selective applications and methods to increase the activity thereof | Chemistry; Metallurgy | 33 | Expired |
| US5403800A | Multiple impregnation technique for the preparation of ex situ selectivated zeolite catalysts | Chemistry; Metallurgy | 31 | Expired |
| US4358395A | Hydrogen regeneration of coke-selectivated crystalline aluminosilicate catalyst | Emerging Cross-Sectional Technologies | 29 | Expired |
| US5365004A | Selective toluene disproportionation process (STDP) with ex situ selectivated zeolite catalysts | Chemistry; Metallurgy | 28 | Expired |
| US5698756A | Toluene alkylation with ethylene to produce para-ethyloluene | Emerging Cross-Sectional Technologies | 26 | Expired |
| US5378440A | Method for separation of substances | Performing Operations; Transporting | 26 | Expired |
| US5254770A | Isomerization of aromatic compounds over ZSM-22 zeolite | Emerging Cross-Sectional Technologies | 24 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.