Inventor · disambiguated record
Michael Fehr
Also filed as: FEHR MICHAEL · FEHR MICHAEL J · FEHR MICHAEL JAMES
9 granted patents·1 pending application·321 citations·filing 1990–2022
89Inventor score
Files withNALCO CHEMICAL CO3WEGMANN & CO2FEHR SOLUTIONS LLC1KRAUSS MAFFEI WEGMANN GMBH & CO KG1ONDEO NALCO CO1
Top patents by PatentIndex Score
10 records- 0191US6369894B1Modular fluorometerNALCO CHEMICAL CO·Filed 2000·Granted Apr 9, 2002·67 cites·14 claims
- 0291US6255118B1Method for using an all solid-state fluorometer in industrial water system applicationsNALCO CHEMICAL CO·Filed 1998·Granted Jul 3, 2001·132 cites·3 claims
- 0381US6329165B1Measurement and control of sessile and planktonic microbiological activity in industrial water systemsNALCO CHEMICAL CO·Filed 1999·Granted Dec 11, 2001·94 cites·15 claims
- 0461US7772009B2Room temperature phosphorescence apparatus and methodsSCR RES LLC·Filed 2005·Granted Aug 10, 2010·2 cites·28 claims
- 0559US9746661B2Protective device for a lensKRAUSS MAFFEI WEGMANN GMBH & CO KG·Filed 2014·Granted Aug 29, 2017·1 cites·20 claims
- 0659US2024377326A1Use of fluorescent or visible tracers to monitor nutrient concentrations in solutionFEHR SOLUTIONS LLC·Filed 2022·Application pending·0 cites
- 0747US6440689B1Measurement of microbiological activity in an opaque mediumONDEO NALCO CO·Filed 2001·Granted Aug 27, 2002·8 cites·26 claims
- 0838US5105714AArmored combat vehicle, especially a military tankWEGMANN & CO·Filed 1990·Granted Apr 21, 1992·9 cites·8 claims
- 0934US5105718AManually operated wheel for activating the hatch on a combat vehicle, especially a tankWEGMANN & CO·Filed 1990·Granted Apr 21, 1992·5 cites·6 claims
- 1024US5408783ADevice for opening and closing a hatch on a combat vehicle, especially a military tankWEGMANN & CO GMBH·Filed 1993·Granted Apr 25, 1995·3 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →