Inventor · disambiguated record
John Macgregor
Also filed as: MACGREGOR JOHN · MACGREGOR JOHN S
4 granted patents·208 citations·filing 1981–2007
79Inventor score
Top patents by PatentIndex Score
4 records- 0193US4846504ASecure on-pack promotional couponsAVERY INTERNATIONAL CORP·Filed 1988·Granted Jul 11, 1989·177 cites·20 claims
- 0279US7964817B2Electrical discharge machine apparatus for reverse taper boresAA EDM CORP·Filed 2007·Granted Jun 21, 2011·8 cites·19 claims
- 0379US7019247B1Electrical discharge machine apparatus with piezo-electric headANN ARBOR MACHINE COMPANY·Filed 2005·Granted Mar 28, 2006·5 cites·15 claims
- 0454US4398414AElectrical friction sleeve cone penetrometerMACGREGOR JOHN S·Filed 1981·Granted Aug 16, 1983·18 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →