Inventor · disambiguated record
Hubert Spiegel
Also filed as: SPIEGEL HUBERT
3 granted patents·34 citations·filing 1976–2002
67Inventor score
Technology areasH01H
Top patents by PatentIndex Score
3 records- 0178US6667452B2High-voltage circuit-breaker having a spring-loaded control mechanism with an energy-recovering additional springALSTOM·Filed 2002·Granted Dec 23, 2003·29 cites·5 claims
- 0232US4296289AElectric gas-blast switchSPRECHER & SCHUH AG·Filed 1979·Granted Oct 20, 1981·3 cites·12 claims
- 0329US4079218APuffer interrupter with piston bypass channelSPRECHER & SCHUH AG·Filed 1976·Granted Mar 14, 1978·2 cites·9 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →