William E. Welch
3Patents
0Active
3Granted
25Portfolio score
Filing activity: Nov 23, 1992 → Oct 20, 1998
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6292706A | Simulated baseball game | Human Necessities | 36 | Expired |
| US5304068A | Ground fault interruptor electrical connector for twist-lock plug | Electricity | 4 | Expired |
| US5931517A | WCW trench cleaner | Fixed Constructions | 2 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.