Ameren Corporation
8Patents
5Active
8Granted
42Portfolio score
Filing activity: Jun 30, 1998 → Aug 13, 2019 · 3 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6327541A | Electronic energy management system | Emerging Cross-Sectional Technologies | 179 | Expired |
| US6774803B1 | Fault trip indicator and maintenance method for a circuit breaker | Electricity | 24 | Expired |
| US8851789B2 | Systems and methods for venting gas in the event of an explosion in a space covered by a manhole cover | Emerging Cross-Sectional Technologies | 14 | Active |
| US8282331B2 | Method of remediating a contaminated waste site | Performing Operations; Transporting | 11 | Active |
| US7926751B2 | Systems and methods for grinding coal with secondary air bias and bowl pressure control loops and perforation plates | Mechanical Engineering; Lighting; Heating | 3 | Active |
| US11307001B2 | Aerial devices having ballistic protection | Mechanical Engineering; Lighting; Heating | 2 | Active |
| US8128063B2 | Erosion resistant power generation components | Emerging Cross-Sectional Technologies | 0 | Active |
| US7312694B2 | Capacitive couplers and methods for communicating data over an electrical power delivery system | Electricity | 0 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.