Edward M. Johnson
16Patents
11h-index
7Co-inventors
65Inventor score
Filing activity: Sep 10, 1976 → Jun 15, 2018
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5772279A | Coupling system for infant carrier to second support device | Performing Operations; Transporting | 116 | Expired |
| US4371206A | Rockable infant seat/cradle | Human Necessities | 89 | Expired |
| US5651581A | Infant seat handle | Human Necessities | 41 | Expired |
| US4265283A | Work bench structure | Performing Operations; Transporting | 37 | Expired |
| USD361935S | Combined bag closure and handle | General | 31 | Expired |
| USD600882S1 | Pants with peanut shaped fasteners | General | 28 | Expired |
| US5025517A | Collapsible structure suitable for use as a portable play yard | Human Necessities | 26 | Expired |
| US4886315A | Harness adjusting mechanism | Performing Operations; Transporting | 25 | Expired |
| US4029234A | Plastic hinge construction | Emerging Cross-Sectional Technologies | 23 | Expired |
| USRE31086E | Plastic hinge construction | General | 20 | Expired |
| US5409437A | Infant walker | Human Necessities | 17 | Expired |
| USD285907S | Combined bag closure and handle | General | 9 | Expired |
| USD268631S | Rockable infant seat | General | 6 | Expired |
| USD288036S | Child's car seat | General | 5 | Expired |
| USD353980S | Rake | General | 4 | Expired |
| US11478829B2 | Prescription bottle label degrader | Performing Operations; Transporting | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.