Inventor · disambiguated record
Randolf Rolff
Also filed as: ROLFF RANDOLF · ROLFF RANDOLF PAUL
13 granted patents·2 pending applications·98 citations·filing 2001–2022
90Inventor score
Top patents by PatentIndex Score
15 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
- 0280US7444854B2Leak indicator with test leak and test leak for integration into a leak detectorINFICON GMBH·Filed 2006·Granted Nov 4, 2008·8 cites·16 claims
- 0378US7159445B2Sniffing leak detector and method for operation thereofINFICON GMBH·Filed 2002·Granted Jan 9, 2007·24 cites·10 claims
- 0473US8537019B2Sniffing leak detectorROLFF RANDOLF·Filed 2006·Granted Sep 17, 2013·9 cites·9 claims
- 0571US8117886B2Leak detector with a leak detector testing deviceROLFF NORBERT·Filed 2007·Granted Feb 21, 2012·7 cites·13 claims
- 0666US7168287B2Reference leakage device for leak sniffer detectorINFICON GMBH·Filed 2003·Granted Jan 30, 2007·11 cites·15 claims
- 0762US7107821B2Leak indicator with test leak and test leak for integration into a leak indicatorINFICON GMBH·Filed 2001·Granted Sep 19, 2006·8 cites·14 claims
- 0856US2024310234A1Leak detectorsINFICON GMBH·Filed 2022·Application pending·0 cites
- 0953US7802461B2Method and device for detecting leaksINFICON GMBH·Filed 2005·Granted Sep 28, 2010·2 cites·10 claims
- 1047US10837857B2Gas leak search using a test gas spray deviceINFICON GMBH·Filed 2017·Granted Nov 17, 2020·0 cites·8 claims
- 1147US8302454B2Method for calibrating a mass spectrometric sniffing leak detectorROLFF NORBERT·Filed 2006·Granted Nov 6, 2012·1 cites·6 claims
- 1241US8850866B2Method for functionally testing a leak detectorROLFF RANDOLF·Filed 2010·Granted Oct 7, 2014·0 cites·7 claims
- 1339US7331216B2Leak rate measuring deviceINFICON GMBH·Filed 2004·Granted Feb 19, 2008·1 cites·6 claims
- 1438US2011100097A1Leakage SeekerGERDAU LUDOLF·Filed 2007·Application pending·0 cites
- 1533US8416091B2Sniffing probeROLFF RANDOLF·Filed 2005·Granted Apr 9, 2013·0 cites·6 claims
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