Inventor · disambiguated record
Robert Crispin Porter
Also filed as: PORTER ROBERT · PORTER ROBERT CRISPIN
5 granted patents·75 citations·filing 1986–2014
79Inventor score
Top patents by PatentIndex Score
5 records- 0179US4953136ADownhole seismic exploration device and apparatusSCHLUMBERGER TECHNOLOGY CORP·Filed 1986·Granted Aug 28, 1990·42 cites·13 claims
- 0270US9010427B2Smart Drop-off tool and hang-off tool for a logging stringSCHLUMBERGER TECHNOLOGY CORP·Filed 2014·Granted Apr 21, 2015·3 cites·20 claims
- 0361US8607876B2Flapper valveMACRAE JONATHAN·Filed 2011·Granted Dec 17, 2013·3 cites·16 claims
- 0459US5044460ADownhole seismic exploration device and apparatusSCHLUMBERGER TECHNOLOGY CORP·Filed 1990·Granted Sep 3, 1991·27 cites·7 claims
- 0543US8844618B2Smart drop-off tool and hang-off tool for a logging stringMACRAE JONATHAN·Filed 2011·Granted Sep 30, 2014·0 cites·13 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →