John D. Lefavour
63Patents
17h-index
53Co-inventors
87Inventor score
Filing activity: Apr 15, 1993 → Jan 23, 2024
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6446482B1 | Battery operated hydraulic compression tool with rapid ram advance | Performing Operations; Transporting | 71 | Expired |
| US6666064B2 | Portable hydraulic crimping tool | Emerging Cross-Sectional Technologies | 40 | Expired |
| US7464578B2 | Hand-held, portable, battery-powered hydraulic tool | Performing Operations; Transporting | 39 | Active |
| US6227030A | Electrical connector crimping die with over-crimp prevention surface and method | Emerging Cross-Sectional Technologies | 36 | Expired |
| US5979215A | Hydraulic tool with rapid ram advance | Emerging Cross-Sectional Technologies | 35 | Expired |
| US7124619B1 | Hydraulic tool working head | Performing Operations; Transporting | 32 | Expired |
| US6986274B2 | Hydraulic tool with rapid ram advance | Electricity | 32 | Expired |
| US7165439B2 | Battery powered hydraulic tool | Emerging Cross-Sectional Technologies | 28 | Expired |
| US6564610B2 | Hydraulic tool having mechanical actuator with internal bypass valve | Electricity | 27 | Expired |
| US7533556B2 | Hydraulic tool release system | Mechanical Engineering; Lighting; Heating | 26 | Active |
| US6113073A | Hydraulic spike puller with frictionally delayed moving jaws and blocking jaw front shape | Fixed Constructions | 25 | Expired |
| US6619101B1 | Crimping tool head with reinforcing beams for optimizing weight | Electricity | 25 | Expired |
| US6668613B2 | Hydraulic compression tool and hydraulic compression tool motor | Emerging Cross-Sectional Technologies | 25 | Expired |
| US7788962B2 | Hydraulic tool | Emerging Cross-Sectional Technologies | 25 | Active |
| US5421186A | Crimp die with positive connector stop | Electricity | 23 | Expired |
| USD823088S1 | Portable power tool with dieless tool head | General | 22 | Active |
| US7111488B2 | Battery powered hydraulic tool | Emerging Cross-Sectional Technologies | 20 | Expired |
| US6745611B2 | Battery powered hydraulic tool | Emerging Cross-Sectional Technologies | 17 | Expired |
| US5342224A | Parallel street light tap connector | Electricity | 15 | Expired |
| US8839653B2 | Crimping tool connector locator | Emerging Cross-Sectional Technologies | 15 | Active |
| US7066003B2 | Hydraulic tool with rapid ram advance | Electricity | 15 | Expired |
| US7487654B2 | Hydraulic tool with tactile feedback | Emerging Cross-Sectional Technologies | 13 | Active |
| US7134314B1 | Hydraulic tool automatic adjusting die holder | Performing Operations; Transporting | 11 | Expired |
| US10109971B2 | Portable dieless hand held power tools | Electricity | 11 | Active |
| US8069521B2 | Hand-held electrical conductor cleaning apparatus | Electricity | 10 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.