Shakira Limited
13Patents
11Active
13Granted
43Portfolio score
Filing activity: Mar 25, 2003 → Jul 20, 2017 · 2 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7068047B2 | Residual current detection circuit | Electricity | 5 | Expired |
| US7242557B2 | Residual current device with double grounded neutral fault detection | Electricity | 4 | Expired |
| US8743513B2 | Arc fault detector for AC or DC installations | Electricity | 3 | Active |
| US9800043B2 | Residual current devices | Electricity | 2 | Active |
| US8018697B2 | Ground fault protection circuit | Electricity | 2 | Active |
| US9748760B2 | Device for detecting a fault in an AC supply | Electricity | 2 | Active |
| US8976494B2 | Device for detecting a fault in an AC supply | Physics | 1 | Active |
| US9331473B2 | Fault detecting device for an electricity supply | Electricity | 1 | Active |
| US8964340B2 | Device for detecting a fault in an AC supply | Electricity | 1 | Active |
| US10886722B2 | Arc fault current detector | Electricity | 0 | Active |
| US8975890B2 | DC and AC current detection circuit | Physics | 0 | Active |
| US9147544B2 | Electromechanical switching circuit with memory | Electricity | 0 | Active |
| US10581234B2 | Residual current devices | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.