Inventor · disambiguated record
Donald S. Pitchford
Also filed as: PITCHFORD DONALD · PITCHFORD DONALD S · Pitchford Donald Stanford
6 granted patents·145 citations·filing 1995–2015
85Inventor score
Top patents by PatentIndex Score
6 records- 0196US8567757B2Wireless fluid shut-off valvePITCHFORD BARTH R·Filed 2010·Granted Oct 29, 2013·49 cites·27 claims
- 0292US9057453B2Wireless fluid shut-off valveGas Sentinel LLC·Filed 2013·Granted Jun 16, 2015·25 cites·14 claims
- 0386US8807523B2Wireless fluid shut-off valvePITCHFORD BARTH R·Filed 2013·Granted Aug 19, 2014·9 cites·23 claims
- 0482US9418262B1Method to differentiate radio frequency identification tags from other metal objectsVectare LLC·Filed 2015·Granted Aug 16, 2016·12 cites·20 claims
- 0558US5844981AMethod and system of improved routing to WATSMCI COMMUNICATIONS CORP·Filed 1995·Granted Dec 1, 1998·24 cites·11 claims
- 0651US5838769AMethod of reducing risk that calls are blocked by egress switch or trunk failuresMCI COMMUNICATIONS CORP·Filed 1996·Granted Nov 17, 1998·26 cites·18 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →