Christopher Hsu
95Patents
26h-index
35Co-inventors
88Inventor score
Filing activity: Apr 17, 1998 → Jan 31, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6624388B1 | System and method providing distributed welding architecture | Electricity | 345 | Expired |
| US6441342B1 | Monitor for electric arc welder | Performing Operations; Transporting | 254 | Expired |
| US6002104A | Electric arc welder and controller therefor | Performing Operations; Transporting | 145 | Expired |
| US7574172B2 | System and method to facilitate wireless wide area communication in a welding environment | Electricity | 118 | Expired |
| US6730875B2 | System and method for estimating true heats of welding processes | Performing Operations; Transporting | 104 | Expired |
| US6515259B1 | Electric arc welder using high frequency pulses | Performing Operations; Transporting | 97 | Expired |
| US6977357B2 | Welding wire positioning system | Performing Operations; Transporting | 95 | Expired |
| US6160241A | Method and apparatus for electric arc welding | Performing Operations; Transporting | 89 | Expired |
| US6359258B1 | Method of determining cable impedance | Performing Operations; Transporting | 86 | Expired |
| US6596970B2 | Method of determining cable impedance | Performing Operations; Transporting | 85 | Expired |
| US6267291A | Coded and electronically tagged welding wire | Physics | 80 | Expired |
| US7304269B2 | Pulse welder and method of using same | Performing Operations; Transporting | 77 | Expired |
| US6510984B2 | Coded and electronically tagged welding wire | Physics | 55 | Expired |
| US6259059A | Arc welder and torch for same | Performing Operations; Transporting | 52 | Expired |
| US6717108B2 | Electric arc welder and method of designing waveforms therefor | Performing Operations; Transporting | 47 | Expired |
| US6536660B2 | Inventory of consumables in electric arc welding process | Physics | 46 | Expired |
| US6700097B1 | Electric ARC welder and controller to design the waveform therefor | Performing Operations; Transporting | 45 | Expired |
| US6708877B2 | Coded and electronically tagged welding wire | Physics | 42 | Expired |
| US6274845A | Method and apparatus for electric arc welding | Performing Operations; Transporting | 39 | Expired |
| US7198152B2 | Welding wire container with ribbed walls and mating retainer ring | Performing Operations; Transporting | 36 | Expired |
| US7245875B2 | System and method to facilitate wireless communication in a welding environment | Emerging Cross-Sectional Technologies | 35 | Expired |
| US6913145B2 | Welding wire container with ribbed walls and a mating retainer ring | Performing Operations; Transporting | 35 | Expired |
| US6717107B1 | Two stage welder and method of operating same | Performing Operations; Transporting | 34 | Expired |
| US7178755B2 | Retainer ring for wire package | Performing Operations; Transporting | 34 | Expired |
| US7761336B1 | System and method for managing welding consumables | Physics | 32 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.