Tiejun Ma
15Patents
5h-index
11Co-inventors
59Inventor score
Filing activity: May 22, 2008 → Aug 25, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US9162312B2 | High conductive drive roll assembly for push-pull MIG torch | Performing Operations; Transporting | 22 | Active |
| US8304693B2 | Refractory materials reinforced composites for the GMAW contact tips | Mechanical Engineering; Lighting; Heating | 22 | Active |
| US9193005B2 | Contact tip with contoured bore | Performing Operations; Transporting | 16 | Active |
| US8357877B2 | Front consumables for pulse GMAW torches | Mechanical Engineering; Lighting; Heating | 16 | Active |
| US8450646B2 | Retaining head and contact tip for controlling wire contour and contacting point for GMAW torches | Performing Operations; Transporting | 7 | Active |
| US8936210B2 | Floating dispensing mechanism for drum packed welding wire | Performing Operations; Transporting | 5 | Active |
| US8354614B2 | Method to monitor the life of the contact tip in robotic or automatic GMAW | Performing Operations; Transporting | 4 | Active |
| US8710404B2 | Method and apparatus to maintain welding current to compensate for deterioration of welding contact tip | Performing Operations; Transporting | 4 | Active |
| US8809738B2 | Method for providing real-time monitoring of contact tip performance | Performing Operations; Transporting | 3 | Active |
| US9186746B2 | Jump liner for push-pull MIG torch | Performing Operations; Transporting | 3 | Active |
| US9061366B2 | Welding system and method having controlled liner contour and welding wire curvature | Performing Operations; Transporting | 2 | Active |
| US8383987B2 | Welding contact tips for pulse applications | Performing Operations; Transporting | 1 | Active |
| US9227270B2 | Method to monitor the life of the contact tip in GMAW-pulse | Performing Operations; Transporting | 0 | Active |
| US11883915B2 | Rotating power connector for welding torch cables | Electricity | 0 | Active |
| US12162103B2 | Systems and methods to monitor the life of a welding torch | Performing Operations; Transporting | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.