Walter Hirschmann
6Patents
6h-index
5Co-inventors
52Inventor score
Filing activity: Mar 9, 1987 → Dec 12, 1996
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4782268A | Low-pressure discharge lamp, particularly fluorescent lamp high-frequency operating circuit with low-power network interference | Emerging Cross-Sectional Technologies | 36 | Expired |
| US5925984A | Circuit arrangement having LC parallel tuned drive circuitry | Electricity | 21 | Expired |
| US4959591A | Rectifier-inverter circuit with low harmonic feedback, particularly for operation of fluorescent lamps | Electricity | 20 | Expired |
| US5122712A | Method and circuit to operate a low-pressure discharge lamp, particularly compact fluorescent lamp | Emerging Cross-Sectional Technologies | 17 | Expired |
| US4862041A | Dimmable electronic transformer circuit | Emerging Cross-Sectional Technologies | 16 | Expired |
| US5461286A | Circuit arrangement for operating a low-pressure discharge lamp, typically a fluorescent lamp, from a low-voltage source | Emerging Cross-Sectional Technologies | 14 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.