Ralph P. Poor
9Patents
6h-index
8Co-inventors
56Inventor score
Filing activity: Apr 4, 1991 → Dec 28, 2012
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5211820A | Gas analysis system for furnaces and the like | Mechanical Engineering; Lighting; Heating | 16 | Expired |
| US5137616A | Gas analysis system for furnaces and the like | Physics | 15 | Expired |
| US5364476A | Industrial variable carbon potential gas generator | Emerging Cross-Sectional Technologies | 13 | Expired |
| US6991687B2 | Vacuum carburizing with napthene hydrocarbons | Chemistry; Metallurgy | 11 | Expired |
| US7033446B2 | Vacuum carburizing with unsaturated aromatic hydrocarbons | Chemistry; Metallurgy | 11 | Expired |
| US7267793B2 | Furnace for vacuum carburizing with unsaturated aromatic hydrocarbons | Chemistry; Metallurgy | 6 | Expired |
| US7204952B1 | Vacuum furnace for carburizing with hydrocarbons | Chemistry; Metallurgy | 5 | Expired |
| US8939457B2 | Arm and leg powered vehicle | Performing Operations; Transporting | 2 | Active |
| US8293167B2 | Surface treatment of metallic articles in an atmospheric furnace | Chemistry; Metallurgy | 1 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.