David J. Brown
20Patents
8h-index
21Co-inventors
75Inventor score
Filing activity: Jan 15, 1974 → Mar 1, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4504191A | Heated ceiling fan | Mechanical Engineering; Lighting; Heating | 23 | Expired |
| US3969280A | Solid air freshener gels | Human Necessities | 22 | Expired |
| US7309198B1 | Reusable threaded tie down | Mechanical Engineering; Lighting; Heating | 16 | Expired |
| US4307161A | Battery systems employing bipolar electrodes | Emerging Cross-Sectional Technologies | 14 | Expired |
| US4407915A | Secondary zinc electrode | Emerging Cross-Sectional Technologies | 12 | Expired |
| US7482502B2 | Process for cracking hydrocarbons using improved furnace reactor tubes | Emerging Cross-Sectional Technologies | 11 | Expired |
| US6528027B1 | Cracking furance having radiant heating tubes the inlet and outlet legs of which are paired within the firebox | Mechanical Engineering; Lighting; Heating | 9 | Expired |
| US4492744A | Secondary zinc electrode for a secondary electro-chemical cell | Emerging Cross-Sectional Technologies | 8 | Expired |
| US4364422A | Method of producing a nickel electrode | Emerging Cross-Sectional Technologies | 6 | Expired |
| US3945306A | Integrated ceiling light and air-circulation arrangement | Mechanical Engineering; Lighting; Heating | 5 | Expired |
| US9011620B2 | Double transition joint for the joining of ceramics to metals | Emerging Cross-Sectional Technologies | 4 | Active |
| US7718052B2 | Hydrocarbon cracking in a multi-zone cracking furnace | Emerging Cross-Sectional Technologies | 3 | Active |
| US6202740A | Heat exchanger with a connection | Mechanical Engineering; Lighting; Heating | 2 | Expired |
| US7048041B2 | Systems and apparatuses for stabilizing reactor furnace tubes | Mechanical Engineering; Lighting; Heating | 1 | Expired |
| US11944596B2 | Enteral feeding devices and related methods of use | Chemistry; Metallurgy | 0 | Active |
| US10258590B2 | Enteral feeding device and related methods of use | Chemistry; Metallurgy | 0 | Active |
| US12137713B2 | Devices and methods for the preparation of a nutritional formula | Human Necessities | 0 | Active |
| US11045440B2 | Enteral feeding devices and related methods of use | Chemistry; Metallurgy | 0 | Active |
| US11291236B2 | Devices and methods for the preparation of a nutritional formula | Human Necessities | 0 | Active |
| US11911357B2 | Enteral feeding devices and related methods of use | General | 0 | Revoked |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.