Inventor · disambiguated record
Robert Buchan
Also filed as: BUCHAN ROBERT · BUCHAN ROBERT S · BUCHAN ROBERT SAMUEL
4 granted patents·1 pending application·47 citations·filing 2004–2012
74Inventor score
Top patents by PatentIndex Score
5 records- 0174US6932636B2Electrical penetrator connectorVETCO GRAY INC·Filed 2004·Granted Aug 23, 2005·28 cites·20 claims
- 0272US7743832B2Method of running a tubing hanger and internal tree cap simultaneouslyVETCO GRAY INC·Filed 2007·Granted Jun 29, 2010·14 cites·19 claims
- 0353US8925894B2Ball valve enclosure and drive mechanismNATARAJAN SIVAKUMAR·Filed 2012·Granted Jan 6, 2015·3 cites·20 claims
- 0450US9322242B2Ball valve assemblyBUCHAN ROBERT·Filed 2012·Granted Apr 26, 2016·2 cites·17 claims
- 0538US2009071656A1Method of running a tubing hanger and internal tree cap simultaneouslyVETCO GRAY INC·Filed 2008·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →