Alan P. Risch
6Patents
4h-index
8Co-inventors
46Inventor score
Filing activity: May 16, 1977 → Sep 5, 1989
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4867954A | Catalytic reduction of nitrogen oxides | Emerging Cross-Sectional Technologies | 64 | Expired |
| US4874590A | Catalytic reduction of nitrogen oxides | Performing Operations; Transporting | 34 | Expired |
| US4119656A | Preparation of hydroxylated compounds from synthesis of gas with palladium catalysts | Emerging Cross-Sectional Technologies | 17 | Expired |
| US4242104A | Cyclic process for producing methane with catalyst regeneration | Emerging Cross-Sectional Technologies | 10 | Expired |
| US4369131A | Enhanced catalyst stability for cyclic co methanation operations | Chemistry; Metallurgy | 3 | Expired |
| US5013703A | Noble metal exchange of hydrophobic molecular sieves | Performing Operations; Transporting | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.