Inventor · disambiguated record
Franz Sperner
Also filed as: SPERNER FRANZ
10 granted patents·275 citations·filing 1976–1990
91Inventor score
Top patents by PatentIndex Score
10 records- 0184US4069370AElectrical contact material, and terminalHERAEUS GMBH W C·Filed 1976·Granted Jan 17, 1978·23 cites·2 claims
- 0273US5340638ABulk material for packaging, packaging unit using same, process and apparatus for producing themSPERNER FRANZ·Filed 1990·Granted Aug 23, 1994·50 cites·10 claims
- 0371US4359977AHeater plug for diesel enginesHERAEUS GMBH W C·Filed 1981·Granted Nov 23, 1982·20 cites·33 claims
- 0469US4326889ADental composition from gold particles, terpineol and ethyl celluloseHERAEUS GMBH W C·Filed 1979·Granted Apr 27, 1982·19 cites·2 claims
- 0566US4358663AHeater plug for diesel enginesHERAEUS GMBH W C·Filed 1980·Granted Nov 9, 1982·18 cites·27 claims
- 0657US4440178AImplantable electrodeKONTRON AG·Filed 1981·Granted Apr 3, 1984·66 cites·13 claims
- 0756US4159891ACruciblePROLIZENZ AG·Filed 1977·Granted Jul 3, 1979·13 cites·16 claims
- 0854US4514589AElectrode connecting cable for cardiac pacemakerHERAEUS QUARZSCHMELZE·Filed 1982·Granted Apr 30, 1985·50 cites·10 claims
- 0949US4149883AElectrical contactHERAEUS GMBH W C·Filed 1977·Granted Apr 17, 1979·8 cites·5 claims
- 1036US4358271AMethod of preparing ceramic-coated dental prosthetic constructionsHERAEUS EDELMETALLE GMBH·Filed 1981·Granted Nov 9, 1982·8 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →