Inventor · disambiguated record
Wolfgang Sperzel
Also filed as: SPERZEL WOLFGANG
5 granted patents·93 citations·filing 1980–1988
81Inventor score
Top patents by PatentIndex Score
5 records- 0175US4768141AD.c.-a.c. converter having an asymmetric half-bridge circuitHUBERTUS GUIDO·Filed 1987·Granted Aug 30, 1988·45 cites·21 claims
- 0271US5047911ADevice for a unipolarly operated electrical circuit componentLEYBOLD AG·Filed 1988·Granted Sep 10, 1991·31 cites·16 claims
- 0356US4525652AAuxiliary-voltage source for supplying electric circuits which are at a high potentialLEYBOLD HERAEUS GMBH & CO KG·Filed 1983·Granted Jun 25, 1985·8 cites·14 claims
- 0434US4314182ASystem for controlling the power of a high-voltage electron beam generatorLEYBOLD HERAEUS GMBH & CO KG·Filed 1980·Granted Feb 2, 1982·3 cites·2 claims
- 0533US4700281ADirect-current-alternating-current inverter comprising a load which gains by forcing an output voltage of the direct-current-alternating-current inverter having a defined wave shape and frequencyLEYBOLD HERAEUS GMBH & CO KG·Filed 1985·Granted Oct 13, 1987·6 cites·30 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →