Charles W. Richards
12Patents
4h-index
22Co-inventors
60Inventor score
Filing activity: Aug 22, 1988 → May 17, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7639747B2 | System and method for reducing peak-to-average power ratio for multi-carrier communication systems | Electricity | 18 | Active |
| US4932070A | Mechanism for deriving accurate frequency reference for satellite communications burst demodulator | Electricity | 15 | Expired |
| US7822136B2 | System and method for reducing peak-to-average power ratio for multi-carrier communication systems | Electricity | 15 | Active |
| US8135081B2 | System and method for reducing peak-to-average power ratio for multi-carrier communication systems | Electricity | 15 | Active |
| US9841490B1 | System and method for detecting movement of a mobile asset and controlling operations of the asset based on its movement | Physics | 3 | Active |
| US9664369B2 | LED lamp | Mechanical Engineering; Lighting; Heating | 2 | Active |
| US8442137B2 | System and method for reducing peak-to-average power ratio for multi-carrier communication systems | Electricity | 2 | Active |
| US11929428B2 | Circuits and group III-nitride high-electron mobility transistors with buried p-type layers improving overload recovery and process for implementing the same | Electricity | 1 | Active |
| US7873165B2 | Tactical radio with integrated satcom capability | Electricity | 1 | Active |
| US9980356B2 | Lighting fixture with integral circuit protection | Emerging Cross-Sectional Technologies | 0 | Active |
| US9964627B1 | System and method for detecting movement of a mobile asset and controlling operations of the asset based on its movement | Physics | 0 | Active |
| US10142018B2 | Visible light communication via solid state lighting devices | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.