Darrin H. MacKenzie
46Patents
16h-index
20Co-inventors
77Inventor score
Filing activity: Nov 9, 2001 → Jan 30, 2014
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| USD535673S1 | Gas distributor for a plasma arc torch | General | 302 | Expired |
| USD490059S1 | Connector adapter | General | 298 | Expired |
| US6713711B2 | Plasma arc torch quick disconnect | Electricity | 66 | Expired |
| USD517577S1 | Electrode for a plasma arc torch | General | 48 | Expired |
| US6946616B2 | Plasma arc torch cooling system | Electricity | 48 | Expired |
| US6919526B2 | Plasma arc torch head connections | Electricity | 37 | Expired |
| US6989505B2 | Plasma arc torch consumables cartridge | Electricity | 31 | Expired |
| USD505918S1 | Plug connector | General | 28 | Expired |
| US6852944B2 | Retractable electrode coolant tube | Electricity | 22 | Expired |
| US7071443B2 | Plasma arc torch | Electricity | 19 | Expired |
| USD505963S1 | Electrode for a plasma arc torch | General | 19 | Expired |
| US6998566B2 | Plasma arc torch electrode | Electricity | 18 | Expired |
| US6689983B2 | Torch handle gas control | Electricity | 18 | Expired |
| US7132619B2 | Plasma arc torch electrode | Electricity | 18 | Expired |
| US7005600B2 | Plasma arc torch tip | Electricity | 16 | Expired |
| USD536009S1 | Cartridge body assembly for a plasma arc torch | General | 16 | Expired |
| USD535672S1 | Cartridge body for a plasma arc torch | General | 16 | Expired |
| US7019254B2 | Plasma arc torch | Electricity | 15 | Expired |
| USD517576S1 | Knurled electrode for a plasma arc torch | General | 14 | Expired |
| US7145098B2 | Plasma arc torch | Electricity | 14 | Expired |
| US7429715B2 | Modular plasma arc torch | Electricity | 14 | Expired |
| US7126080B1 | Plasma gas distributor with integral metering and flow passageways | Electricity | 12 | Expired |
| USD491891S1 | Socket connector | General | 11 | Expired |
| US6773304B2 | Tamper resistant pin connection | Electricity | 11 | Expired |
| USD524336S1 | Tip assembly for a plasma arc torch | General | 10 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.