Inventor · disambiguated record

John A. Mccracken

Also filed as: MCCRACKEN JOHN A

2 granted patents·26 citations·filing 1974–1988

59Inventor score

Technology areasG01R Y10T

Files withMINNESOTA MINING & MFG2

Top patents by PatentIndex Score

2 records

0171US3978403AAutomatic tracking signal analyzerMINNESOTA MINING & MFG·Filed 1974·Granted Aug 31, 1976·21 cites·17 claims
0225US4887178AAligned stretched surface recording mediumMINNESOTA MINING & MFG·Filed 1988·Granted Dec 12, 1989·5 cites·20 claims

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →