Inventor · disambiguated record
Stephan Haupt
Also filed as: HAUPT STEPHAN
9 granted patents·1 pending application·163 citations·filing 1990–2022
89Inventor score
Top patents by PatentIndex Score
10 records- 0180US7257986B2Gas sensor with increased measuring sensitivityDRAEGER SAFETY AG & CO KGAA·Filed 2005·Granted Aug 21, 2007·8 cites·23 claims
- 0277US12216078B2Electrochemical fuel cell, process for maintaining an electrochemical fuel cell and breath alcohol measuring deviceDRAEGER SAFETY AG & CO KGAA·Filed 2020·Granted Feb 4, 2025·1 cites·18 claims
- 0374US5932079AElectrochemical multigas sensorDRAEGERWERK AG·Filed 1997·Granted Aug 3, 1999·49 cites·13 claims
- 0472US5344546AElectrical measuring cell for determinging ammonia, amines, hydrazine amines, hydrazine and hydrazine derivativesDRAEGERWERK AG·Filed 1993·Granted Sep 6, 1994·38 cites·21 claims
- 0556US5041204AElectrochemical measuring cell for detecting hydrogen cyanide or sulfur dioxideDRAEGERWERK AG·Filed 1990·Granted Aug 20, 1991·20 cites·10 claims
- 0656US2024393290A1Electrochemical gas sensor and electrolyte for an electrochemical gas sensorDRAEGER SAFETY AG & CO KGAA·Filed 2022·Application pending·0 cites
- 0753US5228974AElectrochemical measuring cell for determining ammonia or hydrazine in a measuring sampleDRAEGERWERK AG·Filed 1991·Granted Jul 20, 1993·18 cites·23 claims
- 0852US5316648AElectrochemical measuring cell for detecting gases and vaporsDRAEGERWERK AG·Filed 1992·Granted May 31, 1994·17 cites·13 claims
- 0936US5198092AElectrochemical measuring cell for determining ammonia or hydrazine in a measuring sampleDRAEGERWERK AG·Filed 1991·Granted Mar 30, 1993·6 cites·18 claims
- 1035US5076904AElectrochemical measuring cell for determining ammonia or hydrazine in a measuring sampleDRAEGERWERK AG·Filed 1990·Granted Dec 31, 1991·6 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →