Klaus Lohn
10Patents
6h-index
18Co-inventors
63Inventor score
Filing activity: Jul 2, 1974 → Mar 16, 1999
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US3939429A | Tunable high frequency input circuit for a television receiver that tunes both VHF and UHF channels and can be readily integrated | Electricity | 39 | Expired |
| US5962954A | Piezo-electric transformer | Electricity | 9 | Expired |
| US6147457A | Incandescent lamp with continuous high-frequency oscillations | Electricity | 7 | Expired |
| US6380679B1 | Short-arc discharge lamp with a starting antenna | Electricity | 7 | Expired |
| US6111765A | Discharge lamp operating circuit using piezoelectric transformer and protective device | Emerging Cross-Sectional Technologies | 6 | Expired |
| US4794274A | Circuit arrangement for removing carriers in a transistor | Electricity | 6 | Expired |
| US3947782A | Diode ring mixer | Electricity | 5 | Expired |
| US6104141A | Inventer-ballast using a piezoelectric transformer | Electricity | 4 | Expired |
| US4598349A | Electronic transformer composed of flyback converters | Electricity | 2 | Expired |
| US6157129A | Discharge lamp | Electricity | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.