John M. Reynard
9Patents
4h-index
8Co-inventors
42Inventor score
Filing activity: Jan 13, 1976 → Dec 28, 1981
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4160590A | Removable (lens position limiting) stop for auto-manual focusing cameras | Physics | 28 | Expired |
| US4439642A | High energy ultrasonic transducer | Electricity | 22 | Expired |
| US4380807A | Echo recognition system | Physics | 20 | Expired |
| US4311881A | Electrostatic transducer backplate having open ended grooves | Performing Operations; Transporting | 15 | Expired |
| US4030112A | Accessory adapter for cameras | Physics | 4 | Expired |
| USD257434S | Photographic camera or similar article | General | 4 | Expired |
| US4401858A | Method for controlling wrinkles in a vibratile diaphragm | Emerging Cross-Sectional Technologies | 3 | Expired |
| US4215249A | Method and device for controlling wrinkles in a vibratile diaphragm | Electricity | 1 | Expired |
| US4268142A | Camera employing web for film ejection and processing | Physics | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.