John D. Crawford
29Patents
15h-index
25Co-inventors
81Inventor score
Filing activity: Jul 7, 1982 → Dec 13, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| USD622428S1 | Lighting device | General | 49 | Expired |
| USD650105S1 | Lantern lighting device | General | 44 | Expired |
| USD649275S1 | Lighting device | General | 36 | Expired |
| US7888883B2 | Lighting device having cross-fade and method thereof | Electricity | 32 | Active |
| USD581567S1 | Lighting device | General | 31 | Expired |
| US7731385B2 | Multi-mode flashlight | Mechanical Engineering; Lighting; Heating | 30 | Active |
| USD592339S1 | Lighting device | General | 25 | Expired |
| USD605796S1 | Spotlight | General | 24 | Expired |
| US4410117A | Combination bumper and spare tire carrier | Performing Operations; Transporting | 22 | Expired |
| USD581867S1 | Energy storage system | General | 20 | Expired |
| USD642515S1 | Solar power device | General | 19 | Expired |
| US8382312B2 | Method of manufacturing a housing for a light device | Mechanical Engineering; Lighting; Heating | 18 | Active |
| US7028427B2 | Rifle forearm assist brace | Mechanical Engineering; Lighting; Heating | 17 | Expired |
| USD689231S1 | Modular power and lighting device | General | 16 | Active |
| US8063607B2 | Energy storage system and method of sequentially charging a first and second battery cell based on voltage potential | Electricity | 15 | Active |
| US8324836B2 | Lighting device having cross-fade and method thereof | Electricity | 15 | Active |
| USD584438S1 | Spotlight | General | 13 | Expired |
| US8115492B2 | Fuel gauging system and method thereof | Emerging Cross-Sectional Technologies | 12 | Active |
| US7553062B2 | Light device | Mechanical Engineering; Lighting; Heating | 11 | Active |
| USD649271S1 | Lighting device | General | 10 | Expired |
| US8717034B2 | Fuel gauging system and method thereof | Emerging Cross-Sectional Technologies | 9 | Active |
| USD591881S1 | Lighting device | General | 7 | Expired |
| USD642523S1 | Modular power device | General | 7 | Expired |
| US9102280B1 | Bicycle transporting systems | Performing Operations; Transporting | 6 | Active |
| US10138681B2 | Ladder tie off system | Fixed Constructions | 3 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.