Inventor · disambiguated record
David Gordon Arthur Crichton
Also filed as: CRICHTON DAVID GORDON ARTHUR
5 granted patents·2 pending applications·8 citations·filing 2003–2023
70Inventor score
Top patents by PatentIndex Score
7 records- 0155US8176578B2Bath with interchangeable fittingHATRICK-SMITH JOHN·Filed 2004·Granted May 15, 2012·4 cites·25 claims
- 0253US2025198535A1Improved valve lift armAPEX VALVES LTD·Filed 2023·Application pending·0 cites
- 0352US9353883B2Excess pressure safety relief valveAPEX VALVES LTD·Filed 2013·Granted May 31, 2016·1 cites·11 claims
- 0452US8065757B2BathHATRICK-SMITH JOHN·Filed 2003·Granted Nov 29, 2011·2 cites·12 claims
- 0551US9605764B2Liquid control valveAPEX VALVES LTD·Filed 2013·Granted Mar 28, 2017·1 cites·5 claims
- 0641US11268619B2Sealing arrangementAPEX VALVES LTD·Filed 2019·Granted Mar 8, 2022·0 cites·15 claims
- 0740US2008121287A1Liquid level control valveCRICHTON DAVID GORDON ARTHUR·Filed 2006·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →