Inventor · disambiguated record
Ralf Hirche
Also filed as: HIRCHE RALF
4 granted patents·98 citations·filing 1996–2004
79Inventor score
Top patents by PatentIndex Score
4 records- 0181US7030381B2Method for detecting a gas using an infrared gas analyser and gas analyser suitable for carrying out said methodINFICON GMBH·Filed 2001·Granted Apr 18, 2006·27 cites·40 claims
- 0273US7717681B2Leak detector comprising a vacuum apparatusINFICON GMBH·Filed 2004·Granted May 18, 2010·17 cites·4 claims
- 0372US6030189AFriction vacuum pump with intermediate inletLEYBOLD VAKUUM GMBH·Filed 1996·Granted Feb 29, 2000·39 cites·4 claims
- 0471US7082813B2Test gas leakage detectorINFICON GMBH·Filed 2002·Granted Aug 1, 2006·15 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →