David Allen Cooper
12Patents
5h-index
18Co-inventors
63Inventor score
Filing activity: Jun 11, 1992 → Dec 27, 2017
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5601798A | Process for preparing zeolite Y with increased mesopore volume | Emerging Cross-Sectional Technologies | 66 | Expired |
| US5242677A | Stable zeolite of low unit cell constant and method of making same | Emerging Cross-Sectional Technologies | 11 | Expired |
| US6174430A | Noble metal hydrocracking catalysts | Performing Operations; Transporting | 8 | Expired |
| US5435987A | Process for preparing ammonium zeolites of low alkali metal content | Emerging Cross-Sectional Technologies | 6 | Expired |
| US6093672A | Noble metal hydrocracking catalysts | Performing Operations; Transporting | 6 | Expired |
| US6521208B1 | Process for preparing a modified zeolite | Emerging Cross-Sectional Technologies | 4 | Expired |
| US7141232B2 | Preparation of molecular sieves involving spray drying | Emerging Cross-Sectional Technologies | 3 | Expired |
| US9861963B2 | Preparation of catalyst | Chemistry; Metallurgy | 1 | Active |
| US9308521B2 | Zeolite Y | Performing Operations; Transporting | 0 | Active |
| US10773249B2 | Preparation of a ZSM-5-based catalyst; use in ethylbenzene dealkylation process | Emerging Cross-Sectional Technologies | 0 | Active |
| US10189012B2 | Preparation of catalyst | Chemistry; Metallurgy | 0 | Active |
| US10377638B2 | Stabilized microporous crystalline material, the method of making the same, and the use for selective catalytic reduction of NOx | Chemistry; Metallurgy | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.