John Bottrill
8Patents
4h-index
3Co-inventors
50Inventor score
Filing activity: Apr 11, 1974 → Sep 16, 2002
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5081546A | Vehicle exterior mirror | Performing Operations; Transporting | 35 | Expired |
| US4123013A | Safety belt rewinding mechanism with improved retraction characteristics | Performing Operations; Transporting | 11 | Expired |
| US3934489A | Rear view mirrors for vehicles | Emerging Cross-Sectional Technologies | 9 | Expired |
| US4250767A | Remotely controlled rearview mirror assembly | Emerging Cross-Sectional Technologies | 6 | Expired |
| US6707690B1 | Power converter employing switched split transformer primary | Electricity | 3 | Expired |
| US4284854A | Universal signal generator for generating telephone system high level signals | Electricity | 3 | Expired |
| US5835369A | Power factor and crest factor circuit | Emerging Cross-Sectional Technologies | 1 | Expired |
| US6920220B2 | Pre-zero crossing signal generator for sinusoidal voltages with DC offsets such as telephone ring voltages | Electricity | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.