NxtPhase Corporation
6Patents
0Active
6Granted
26Portfolio score
Filing activity: Dec 4, 1998 → Dec 16, 2002
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6252388A | Method and apparatus for measuring voltage using electric field sensors | Physics | 20 | Expired |
| US6670799B1 | Optical current measuring for high voltage systems | Physics | 19 | Expired |
| US6380725B1 | Voltage sensor | Physics | 16 | Expired |
| US6952107B2 | Optical electric field or voltage sensing system | Physics | 6 | Expired |
| US6675108B2 | Line fault protection unit for an electrical power system | Electricity | 2 | Expired |
| US7147388B2 | Method for fabrication of an all fiber polarization retardation device | Physics | 0 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.