Inventor · disambiguated record
Robert Delong
Also filed as: DELONG ROBERT · DELONG ROBERT C · DELONG ROBERT CHARLES
9 granted patents·208 citations·filing 1990–2022
89Inventor score
Files withBAKER HUGHES INC3HALLIBURTON ENERGY SERVICES INC2DALTON TECHNOLOGY1G & H TECHNOLOGY1SEMPLE RYAN P1
Top patents by PatentIndex Score
9 records- 0196US7575413B2Abrasion resistant pump thrust bearingBAKER HUGHES INC·Filed 2006·Granted Aug 18, 2009·58 cites·18 claims
- 0289US8721181B2Keyless bearing sleeve for subterranean applicationsSEMPLE RYAN P·Filed 2010·Granted May 13, 2014·9 cites·18 claims
- 0389US7086294B2Retrievable downhole flow meterBAKER HUGHES INC·Filed 2005·Granted Aug 8, 2006·24 cites·20 claims
- 0477US11365619B2Variable width sand bridge inducerHALLIBURTON ENERGY SERVICES INC·Filed 2020·Granted Jun 21, 2022·1 cites·21 claims
- 0575US5167476ACollet and tool assemblyDALTON TECHNOLOGY·Filed 1990·Granted Dec 1, 1992·43 cites·8 claims
- 0669US5667314AHorizontal thrust bearing assemblyBAKER HUGHES INC·Filed 1995·Granted Sep 16, 1997·28 cites·32 claims
- 0766US11643917B2Variable width sand bridge inducerHALLIBURTON ENERGY SERVICES INC·Filed 2022·Granted May 9, 2023·0 cites·20 claims
- 0852US6779608B2Surface pump assemblyWEATHERFORD LAMB·Filed 2001·Granted Aug 24, 2004·16 cites·15 claims
- 0939US4990038ARotationally and axially restrained drill bit and chuck assemblyG & H TECHNOLOGY·Filed 1990·Granted Feb 5, 1991·29 cites·7 claims
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