Precision Welding Technologies, Inc.
7Patents
0Active
7Granted
25Portfolio score
Filing activity: Aug 31, 1984 → Oct 30, 2001
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5393949A | Gas shielding apparatus for welding | Performing Operations; Transporting | 17 | Expired |
| US6610958B2 | Apparatus and method for feeding filler wire in a welding operation | Performing Operations; Transporting | 11 | Expired |
| US5273081A | Lead conditioning apparatus and method for semiconductor devices | Electricity | 9 | Expired |
| US5487416A | Lead conditioning system for semiconductor devices | Electricity | 5 | Expired |
| US4598895A | Plug valve with hydraulically actuated seals | Mechanical Engineering; Lighting; Heating | 3 | Expired |
| US5862838A | Lead conditioning system | Electricity | 1 | Expired |
| US6155311A | Lead conditioning system | Electricity | 0 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.