F. Joseph Keith
4Patents
4h-index
5Co-inventors
43Inventor score
Filing activity: Jun 14, 1990 → Dec 6, 1999
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6388417B1 | High stability dynamic force motor | Electricity | 23 | Expired |
| US5077540A | Minimum pulse width switching power amplifier | Electricity | 17 | Expired |
| US5262692A | Variable voltage switched current control | Mechanical Engineering; Lighting; Heating | 12 | Expired |
| US5994854A | Acoustic resonator power delivery | Electricity | 12 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.