John Bloomfield
10Patents
8h-index
10Co-inventors
69Inventor score
Filing activity: Jan 25, 1983 → Jun 24, 2002
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6411204B1 | Deceleration based anti-collision safety light control for vehicle | Performing Operations; Transporting | 621 | Expired |
| US5446445A | Mobile detection system | Emerging Cross-Sectional Technologies | 393 | Expired |
| US6850156B2 | Anti-collision safety system for vehicle | Performing Operations; Transporting | 170 | Expired |
| US5224474A | Retrofitting gas mask voice amplifier unit with easily actuated switch means | Electricity | 89 | Expired |
| US5224473A | Retrofitting gas mask voice amplifier unit with easily actuated switch means | Electricity | 28 | Expired |
| US4548148A | Glass bottom boat | Performing Operations; Transporting | 12 | Expired |
| US4731849A | Electronic ausculscope | Human Necessities | 12 | Expired |
| US4726066A | Inter-oral speech aid | Physics | 8 | Expired |
| US4691360A | Voice simulator | Human Necessities | 7 | Expired |
| US5079752A | Platform mounted ultrasonic sweep detection system | Physics | 7 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.