John Edgerton
18Patents
11h-index
6Co-inventors
65Inventor score
Filing activity: Apr 23, 1990 → Jan 6, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5347682A | Two position floor lock and caster assembly | Performing Operations; Transporting | 60 | Expired |
| US5123400A | Saw chain having headless fastener | Emerging Cross-Sectional Technologies | 37 | Expired |
| US6868567B2 | Height and angle adjustable bed | Human Necessities | 37 | Expired |
| US8321976B1 | Height adjustable apparatus with control arm | Human Necessities | 33 | Active |
| US6363556B1 | Linkage for an articulating bed | Performing Operations; Transporting | 25 | Expired |
| US4971022A | Cutting chain for aggregate materials | Performing Operations; Transporting | 23 | Expired |
| US6283312A | T-notch, box closer, package hanger link, and strip | Emerging Cross-Sectional Technologies | 18 | Expired |
| US9107781B1 | Height adjustable apparatus with opposed legs movably and pivotally connected to rails supporting a deck | Human Necessities | 18 | Active |
| US7849538B1 | Height adjustable apparatus | Human Necessities | 15 | Active |
| US7421748B1 | Support frame with articulating structures | Human Necessities | 11 | Expired |
| US6101648A | Ramp assembly for an articulating bed | Human Necessities | 11 | Expired |
| US5092044A | Fluid injecting nose sprocket for a chain saw guide bar | Performing Operations; Transporting | 11 | Expired |
| US9622927B1 | Bed with extendable and retractable extensions | Human Necessities | 8 | Active |
| US8776286B1 | Side rail selectably movable from a first up position over center to a second down position | Human Necessities | 7 | Active |
| US7162757B2 | Locking mechanism for a hospital bed | Human Necessities | 6 | Expired |
| US7293307B2 | Locking mechanism for a hospital bed | Human Necessities | 4 | Active |
| US11857474B1 | Bed that is movable from a low position to a high position with a load transfer assembly | Human Necessities | 0 | Active |
| US8484780B1 | Height adjustable apparatus with radius arm and idlers | Human Necessities | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.