Inventor · disambiguated record

Donald H. Canfield

Also filed as: CANFIELD DONALD H

2 granted patents·103 citations·filing 1993–1996

64Inventor score

Technology areasG01N

Files withIBM2

Top patents by PatentIndex Score

2 records

0184US5610710ADual mode illumination system for optical inspectionIBM·Filed 1996·Granted Mar 11, 1997·98 cites·12 claims
0228US5396280AAnalog video processing apparatus and method for eliminating background levels in the analog signalIBM·Filed 1993·Granted Mar 7, 1995·5 cites·2 claims

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