Inventor · disambiguated record
John Duerr
Also filed as: DUERR JOHN · DUERR JOHN T · DUERR JOHN THOMAS
15 granted patents·6 pending applications·242 citations·filing 1997–2022
92Inventor score
Top patents by PatentIndex Score
21 records- 0191US6165384AFull spectrum fluorescent dye composition for the optimization of leak detection processesSPECTRONICS CORP·Filed 1998·Granted Dec 26, 2000·96 cites·19 claims
- 0290US10401253B2Fluorescent dye formulation and leak detection methodSPECTRONICS CORP·Filed 2017·Granted Sep 3, 2019·6 cites·25 claims
- 0389US12055463B2Meltable fluorescent dye for leak detectionSPECTRONICS CORP·Filed 2020·Granted Aug 6, 2024·2 cites·11 claims
- 0489US10180371B2Ultrasonic detector with storable probesSPECTRONICS CORP·Filed 2017·Granted Jan 15, 2019·5 cites·16 claims
- 0588US8616722B2Inspection lamp with interchangeable mountDUERR JOHN·Filed 2010·Granted Dec 31, 2013·10 cites·16 claims
- 0688US5905268AInspection lamp with thin-film dichroic filterSPECTRONICS CORP·Filed 1997·Granted May 18, 1999·103 cites·5 claims
- 0787US9011716B1White fluorescent blended dye for leak detectionDUERR JOHN·Filed 2010·Granted Apr 21, 2015·6 cites·9 claims
- 0859US11467054B2Fluorescent dye formulation and leak detection methodSPECTRONICS CORP·Filed 2017·Granted Oct 11, 2022·0 cites·14 claims
- 0958US8591066B2Modular lamp head and assembly for non-destructive testingGARCIA GUSTAVO·Filed 2009·Granted Nov 26, 2013·3 cites·22 claims
- 1054US11519810B2System for delivering leak detection dye with a reclaim/recharge unitSPECTRONICS CORP·Filed 2019·Granted Dec 6, 2022·0 cites·20 claims
- 1151US2015191649A1White fluorescent blended dye for leak detectionSPECTRONICS CORP·Filed 2015·Application pending·0 cites
- 1250US7552623B2Enhanced leak detection dye carrierSPECTRONICS CORP·Filed 2004·Granted Jun 30, 2009·5 cites·19 claims
- 1350US2009295307A1Inspection lamp with buck boost circuit controlSPECTRONICS CORP·Filed 2009·Application pending·0 cites
- 1448US11732937B2Multi-profile adapter assemblySPECTRONICS CORP·Filed 2022·Granted Aug 22, 2023·0 cites·19 claims
- 1548US2009295310A1Dual head inspection lampDUERR JOHN·Filed 2009·Application pending·0 cites
- 1647US8110401B2Blend dyes and method of identifying leaksDUERR JOHN·Filed 2004·Granted Feb 7, 2012·3 cites·13 claims
- 1747US2009295311A1Inspection lamp with elongated diffuser lensDUERR JOHN·Filed 2009·Application pending·0 cites
- 1846US8167449B2Inspection lamp with interchangeable LED light source moduleDUERR JOHN·Filed 2009·Granted May 1, 2012·2 cites·15 claims
- 1942US2016266002A1Fluorescent Dye Additive for Functional FluidsSPECTRONICS CORP·Filed 2016·Application pending·0 cites
- 2041US7251984B2Refrigerant with leak detection dye concentrateSPECTRONICS CORP·Filed 2005·Granted Aug 7, 2007·1 cites·22 claims
- 2136US2006032294A1Leak detection system for use in braking systemsDUERR JOHN·Filed 2005·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →