John E. Powers
2Patents
1Active
2Granted
35Portfolio score
Filing activity: Apr 24, 2001 → Oct 29, 2009 · 1 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6560938B1 | Box lintel | Fixed Constructions | 12 | Expired |
| US7855524B2 | Voltage control and power factor correction in AC induction motors | Emerging Cross-Sectional Technologies | 7 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.