Inventor · disambiguated record
Donald L. Walchuk
Also filed as: WALCHUK DONALD · WALCHUK DONALD L
6 granted patents·391 citations·filing 1997–2014
86Inventor score
Top patents by PatentIndex Score
6 records- 0193US6556971B1Computer-implemented speech recognition system trainingSNAP ON TECH INC·Filed 2000·Granted Apr 29, 2003·209 cites·20 claims
- 0292US6959253B2Self-calibrating, multi-camera machine vision measuring systemSNAP ON TOOLS CORP·Filed 2003·Granted Oct 25, 2005·65 cites·11 claims
- 0391US6968282B1Self-calibrating, multi-camera machine vision measuring systemSNAP ON TOOLS CORP·Filed 2000·Granted Nov 22, 2005·52 cites·21 claims
- 0481US6931340B2Self-calibrating, multi-camera machine vision measuring systemSNAP ON TOOLS CORP·Filed 2002·Granted Aug 16, 2005·44 cites·4 claims
- 0558US5875418ACompensation for undesired angle deviations arising during vehicle wheel alignment operationsSNAP ON TECH INC·Filed 1997·Granted Feb 23, 1999·21 cites·24 claims
- 0648US9626559B2Target marking for secure logo validation processSNAP ON INCORPORATED·Filed 2014·Granted Apr 18, 2017·0 cites·31 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →