Frederick M. Lewis
12Patents
8h-index
4Co-inventors
65Inventor score
Filing activity: Jul 25, 1973 → Sep 20, 2013
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4122036A | Method of pyrolyzing sewage sludge to produce activated carbon | Emerging Cross-Sectional Technologies | 38 | Expired |
| US4474121A | Furnace control method | Mechanical Engineering; Lighting; Heating | 34 | Expired |
| US7229483B2 | Generation of an ultra-superheated steam composition and gasification therewith | Emerging Cross-Sectional Technologies | 24 | Expired |
| US4091067A | Process for producing an aural communications receiving device | Electricity | 17 | Expired |
| US4517906A | Method and apparatus for controlling auxiliary fuel addition to a pyrolysis furnace | Mechanical Engineering; Lighting; Heating | 16 | Expired |
| US4453474A | Method for controlling temperatures in the afterburner and combustion hearths of a multiple hearth furnace | Mechanical Engineering; Lighting; Heating | 14 | Expired |
| US4391208A | Method for controlling temperatures in the afterburner and combustion hearths of a multiple hearth furnace | Mechanical Engineering; Lighting; Heating | 13 | Expired |
| US4481890A | Method for controlling temperatures in the afterburner and combustion hearths of a multiple hearth furnace | Mechanical Engineering; Lighting; Heating | 10 | Expired |
| US4459923A | Method and apparatus for efficiently controlling the incineration of combustible materials in a multiple hearth furnace system | Mechanical Engineering; Lighting; Heating | 6 | Expired |
| US4084630A | Locking ring for a castellated nut | Emerging Cross-Sectional Technologies | 6 | Expired |
| US4411203A | Process for utilizing low calorific value off-gases and simultaneous deodorization thereof | Emerging Cross-Sectional Technologies | 2 | Expired |
| US9364697B2 | Foam-applying nozzle | Human Necessities | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.