Inventor · disambiguated record
James David Ralph Buchanan
Also filed as: BUCHANAN JAMES D · BUCHANAN JAMES D R · BUCHANAN JAMES DAVID RALPH
5 granted patents·9 pending applications·150 citations·filing 1983–2010
83Inventor score
Files withINGENIA HOLDINGS UK LTD8COWBURN RUSSELL PAUL3INGENIA HOLDINGS LTD1INGENIA HOLDINGS U K LTD1SQUARE D CO1
Top patents by PatentIndex Score
14 records- 0191US7812935B2Optical authenticationINGENIA HOLDINGS LTD·Filed 2006·Granted Oct 12, 2010·53 cites·63 claims
- 0290US8497983B2Optical authenticationCOWBURN RUSSELL PAUL·Filed 2010·Granted Jul 30, 2013·28 cites·20 claims
- 0389US8078875B2Verification of authenticityCOWBURN RUSSELL PAUL·Filed 2006·Granted Dec 13, 2011·42 cites·30 claims
- 0480US8892556B2OptimisationCOWBURN RUSSELL PAUL·Filed 2010·Granted Nov 18, 2014·10 cites·18 claims
- 0572US4514601AMultispeed interlocked push button switch mechanismSQUARE D CO·Filed 1983·Granted Apr 30, 1985·17 cites·19 claims
- 0651US2006294583A1Authenticity VerificationINGENIA HOLDINGS U K LTD·Filed 2006·Application pending·0 cites
- 0750US2007027819A1Authenticity VerificationINGENIA HOLDINGS UK LTD·Filed 2006·Application pending·0 cites
- 0843US2008044096A1Scanner AuthenticationINGENIA HOLDINGS UK LTD·Filed 2007·Application pending·0 cites
- 0942US2009303000A1Linearisation of Scanned DataINGENIA HOLDINGS UK LTD·Filed 2009·Application pending·0 cites
- 1041US2007113076A1KeysINGENIA HOLDINGS UK LTD·Filed 2006·Application pending·0 cites
- 1140US2007028108A1AccessINGENIA HOLDINGS UK LTD·Filed 2006·Application pending·0 cites
- 1240US2007164729A1Verification of Performance Attributes of Packaged Integrated CircuitsINGENIA HOLDINGS UK LTD·Filed 2007·Application pending·0 cites
- 1338US2007028107A1Prescription AuthenticationINGENIA HOLDINGS UK LTD·Filed 2006·Application pending·0 cites
- 1438US2007025619A1VerificationINGENIA HOLDINGS UK LTD·Filed 2006·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →