Inventor · disambiguated record
David Heagerty
Also filed as: HEAGERTY DAVID · HEAGERTY DAVID Q · HEAGERTY DAVID QUINN
6 granted patents·3 pending applications·189 citations·filing 1993–2025
84Inventor score
Files withAMSTED RAIL CO INC4CRANE NUCLEAR INC2ANDERSON PAUL GENE1HEAGERTY DAVID Q1LIBERTY TECHNOLOGIES INC1
Top patents by PatentIndex Score
9 records- 0192US5519300AMethod and apparatus for analysis of polyphase electrical motor systemsLIBERTY TECHNOLOGIES INC·Filed 1993·Granted May 21, 1996·102 cites·25 claims
- 0290US11385137B2System, method and apparatus for monitoring the health of railcar wheelsetsAMSTED RAIL CO INC·Filed 2019·Granted Jul 12, 2022·5 cites·54 claims
- 0384US6134949AMethod and apparatus for on-line detection of leaky emergency shut down or other valvesCRANE NUCLEAR INC·Filed 1999·Granted Oct 24, 2000·42 cites·10 claims
- 0483US6128946AMethod and apparatus for on-line detection of leaky emergency shut down or other valvesCRANE NUCLEAR INC·Filed 1998·Granted Oct 10, 2000·40 cites·28 claims
- 0582US12422339B2System, method and apparatus for monitoring the health of railcar wheelsetsAMSTED RAIL CO INC·Filed 2024·Granted Sep 23, 2025·0 cites·33 claims
- 0675US11977003B2System, method and apparatus for monitoring the health of railcar wheelsetsAMSTED RAIL CO INC·Filed 2022·Granted May 7, 2024·0 cites·34 claims
- 0759US2025229815A1Mobile railway asset monitoring apparatus and methodsAMSTED RAIL CO INC·Filed 2025·Application pending·0 cites
- 0842US2008309507A1Self-configuring data acquisition system for diagnostic testingANDERSON PAUL GENE·Filed 2007·Application pending·0 cites
- 0934US2006146469A1System and method for monitoring equipmentHEAGERTY DAVID Q·Filed 2005·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →