John Greaves
26Patents
11h-index
10Co-inventors
72Inventor score
Filing activity: Jun 12, 1995 → Dec 6, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6764092B1 | Tow bar apparatus | Performing Operations; Transporting | 33 | Expired |
| USD455950S1 | Tube connector | General | 26 | Expired |
| US5987664A | Invalid hoists | Human Necessities | 24 | Expired |
| US6502847B1 | Tow bar apparatus | Performing Operations; Transporting | 21 | Expired |
| US6280004A | Brake control system for balanced braking of a towed vehicle | Performing Operations; Transporting | 21 | Expired |
| USD376886S | Invalid hoist | General | 16 | Expired |
| US7837216B1 | Tow bar apparatus | Performing Operations; Transporting | 15 | Active |
| USD434198S | Invalid lifting device | General | 14 | Expired |
| US6612604B2 | Tow bar apparatus | Performing Operations; Transporting | 14 | Expired |
| US6152544A | Remote braking apparatus and method | Performing Operations; Transporting | 14 | Expired |
| US5784729A | Invalid hoist | Human Necessities | 13 | Expired |
| US6874602B2 | Braking apparatus for a vehicle | Performing Operations; Transporting | 10 | Expired |
| US6161232A | Invalid lifting device | Human Necessities | 10 | Expired |
| USD418779S | Invalid transfer aid | General | 10 | Expired |
| US6736373B2 | Connector assembly for handrail installation | Emerging Cross-Sectional Technologies | 9 | Expired |
| US7883103B1 | Protective cover for protecting a pair of tow bar arms | Performing Operations; Transporting | 9 | Active |
| US5855418A | Trailer brake device | Performing Operations; Transporting | 8 | Expired |
| USD407999S | Invalid lifting device | General | 6 | Expired |
| US6557948B2 | Braking apparatus for a vehicle | Performing Operations; Transporting | 6 | Expired |
| USD403828S | Hoist for disabled persons | General | 6 | Expired |
| USD656241S1 | Tread module for a horizontal walkway or stairway | General | 3 | Expired |
| US9279256B2 | Tread module | Fixed Constructions | 3 | Active |
| US9376820B2 | Walkway assembly | Fixed Constructions | 3 | Active |
| US9072346B2 | Buckle | Emerging Cross-Sectional Technologies | 2 | Active |
| USD1009187S1 | Exercising apparatus | General | 2 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.