Inventor · disambiguated record
Fredrik Enquist
Also filed as: ENQUIST FREDRIK
13 granted patents·2 pending applications·78 citations·filing 2001–2020
89Inventor score
Files withINFICON GMBH6ENQUIST FREDRIK2INFICON HOLDING AG2SENSISTOR TECHNOLOGIES AB2ADIXEN SENSISTOR AB1
Top patents by PatentIndex Score
15 records- 0190US10309943B2Infrared gas detector with secondary sensorINFICON GMBH·Filed 2016·Granted Jun 4, 2019·5 cites·2 claims
- 0286US7622080B2Hydrogen gas sensitive semiconductor sensorADIXEN SENSISTOR AB·Filed 2006·Granted Nov 24, 2009·20 cites·20 claims
- 0381US9285251B2Gas sensor housingENQUIST FREDRIK·Filed 2010·Granted Mar 15, 2016·7 cites·19 claims
- 0479US10866225B2Wide range gas detection using an infrared gas detectorINFICON HOLDING AG·Filed 2017·Granted Dec 15, 2020·3 cites·9 claims
- 0575US6484563B1Method at detection of presence of hydrogen gas and measurement of content of hydrogen gasSENSISTOR TECHNOLOGIES AB·Filed 2001·Granted Nov 26, 2002·19 cites·5 claims
- 0668US11009422B2Vacuum bell probe and method for leak detectionINFICON HOLDING AG·Filed 2017·Granted May 18, 2021·1 cites·12 claims
- 0767US7448256B2System and method for determining the leakproofness of an objectSENSISTOR TECHNOLOGIES AB·Filed 2004·Granted Nov 11, 2008·17 cites·22 claims
- 0862US8689611B2Leak detection system comprising a tracer gas mediating unitENQUIST FREDRIK·Filed 2007·Granted Apr 8, 2014·4 cites·10 claims
- 0959US8627710B2Gas probe for sampling gas molecules from a fluid and a system comprising the gas probeNYLANDER CLAES·Filed 2008·Granted Jan 14, 2014·2 cites·13 claims
- 1052US12044664B2Method for adapting the concentration of a sample gas in a gas mixture to be analysed by a gas chromatograph assembly, and chromatograph assembly thereforeINFICON GMBH·Filed 2020·Granted Jul 23, 2024·0 cites·20 claims
- 1151US10352848B2Gas detection using gas modulationINFICON GMBH·Filed 2016·Granted Jul 16, 2019·0 cites·12 claims
- 1247US10436708B2Method for quantifying the amount of optically interfering gas impuritiesINFICON GMBH·Filed 2017·Granted Oct 8, 2019·0 cites·10 claims
- 1347US10338050B2Method and device for discrimination between natural gas and swamp gasINFICON GMBH·Filed 2015·Granted Jul 2, 2019·0 cites·9 claims
- 1443US2016109320A1Method for selective pin-pointing of utility gas leaksINFICON GMBH·Filed 2014·Application pending·0 cites
- 1532US2004154379A1Method and device at testing for leaks and leakage findingFiled 2002·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →