Nolan E. Richards
9Patents
4h-index
13Co-inventors
54Inventor score
Filing activity: May 29, 1979 → Dec 29, 1998
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5286359A | Alumina reduction cell | Chemistry; Metallurgy | 41 | Expired |
| US4333813A | Cathodes for alumina reduction cells | Emerging Cross-Sectional Technologies | 24 | Expired |
| US6375712B1 | Method of removal of light metals from aluminum | Chemistry; Metallurgy | 7 | Expired |
| US5129998A | Refractory hard metal shapes for aluminum production | Chemistry; Metallurgy | 4 | Expired |
| US4383910A | Alumina reduction cell | Chemistry; Metallurgy | 4 | Expired |
| US5628878A | Method of reducing airburning in petroleum coke | Chemistry; Metallurgy | 3 | Expired |
| US5019455A | Sow mold and sow ingot | Emerging Cross-Sectional Technologies | 3 | Expired |
| US4450063A | Probe for alumina concentration meter | Physics | 2 | Expired |
| UST993002I4 | Refractory surfaces for alumina reduction cell cathodes and methods for providing such surfaces | General | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.