Richard B. Johnson
14Patents
10h-index
19Co-inventors
69Inventor score
Filing activity: Aug 22, 1975 → Feb 2, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6259170A | Bi-color led trailer connector circuit protector and indicator | Performing Operations; Transporting | 156 | Expired |
| US5067641A | Vehicle bicycle carrier | Emerging Cross-Sectional Technologies | 64 | Expired |
| US5577026A | Apparatus for transferring data to and from a moving device | Human Necessities | 60 | Expired |
| US3974909A | Tilting tray sorting conveyor | Performing Operations; Transporting | 49 | Expired |
| US6232722A | Tail light adapter between a towing vehicle and trailer | Performing Operations; Transporting | 28 | Expired |
| US6177865A | Dual operational and brake light control for trailers | Performing Operations; Transporting | 28 | Expired |
| USD411829S | Electrical converter for trailer wiring | General | 20 | Expired |
| US5052951A | Terminal block | Electricity | 11 | Expired |
| US4252105A | Ceramic fireplace | Mechanical Engineering; Lighting; Heating | 11 | Expired |
| USD256500S | Free standing fireplace | General | 11 | Expired |
| US4253444A | Electric furnace fireplace | Mechanical Engineering; Lighting; Heating | 7 | Expired |
| US4037738A | Transfer apparatus | Performing Operations; Transporting | 5 | Expired |
| US12099710B2 | User interface for smartwatches and wearable devices | Physics | 0 | Active |
| US11599258B2 | User interface for smartwatches and wearable devices | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.