Nathan Bowman Littrell
19Patents
7h-index
11Co-inventors
59Inventor score
Filing activity: Apr 15, 2004 → Aug 10, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8120310B2 | Methods and systems for charging electric vehicles using solar power | Emerging Cross-Sectional Technologies | 28 | Active |
| US7525443B2 | Method and apparatus for machine state quantification in machinery management systems | Physics | 21 | Active |
| US7222048B2 | Methods and systems for diagnosing machinery | Physics | 20 | Expired |
| US8583551B2 | Systems and methods for prepaid electric metering for vehicles | Emerging Cross-Sectional Technologies | 17 | Active |
| US8315930B2 | Systems and methods for charging an electric vehicle using broadband over powerlines | Emerging Cross-Sectional Technologies | 17 | Active |
| US9030153B2 | Systems and methods for delivering energy to an electric vehicle with parking fee collection | Emerging Cross-Sectional Technologies | 8 | Active |
| US7030746B2 | Method and system for generating automatic alarms based on trends detected in machine operation | Physics | 7 | Expired |
| US7249287B2 | Methods and apparatus for providing alarm notification | Physics | 5 | Expired |
| US9505317B2 | System and method for electric vehicle charging and billing using a wireless vehicle communication service | Emerging Cross-Sectional Technologies | 4 | Active |
| US7064556B2 | Frequency rectification tool for shorter waveforms | Physics | 3 | Expired |
| US10486541B2 | System and method for electric vehicle charging and billing using a wireless vehicle communication service | Emerging Cross-Sectional Technologies | 3 | Active |
| US7693212B2 | Methods and apparatus for frequency rectification | Physics | 3 | Active |
| US9396462B2 | System and method for roaming billing for electric vehicles | Emerging Cross-Sectional Technologies | 2 | Active |
| US8706312B2 | Charging device and methods of authorizing a charging request | Emerging Cross-Sectional Technologies | 2 | Active |
| US12122328B1 | Adjustable cargo accessory | Performing Operations; Transporting | 1 | Active |
| US8716887B2 | Systems and apparatus for monitoring and selectively controlling a load in a power system | Emerging Cross-Sectional Technologies | 1 | Active |
| US9172274B2 | System, method, and apparatus for operating a power distribution system | Emerging Cross-Sectional Technologies | 0 | Active |
| US11603008B2 | System and method for electric vehicle charging and billing using a wireless vehicle communication service | Emerging Cross-Sectional Technologies | 0 | Active |
| US8698648B2 | Methods and systems of simultaneously communicating utility data and voice data | Emerging Cross-Sectional Technologies | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.