Inventor · disambiguated record
Karlos B. Cepeda
Also filed as: CEPEDA KARLOS · CEPEDA KARLOS B
12 granted patents·1 pending application·128 citations·filing 2007–2019
91Inventor score
Top patents by PatentIndex Score
13 records- 0193US8356398B2Modular hybrid drill bitBAKER HUGHES INC·Filed 2011·Granted Jan 22, 2013·26 cites·14 claims
- 0290US7845435B2Hybrid drill bit and method of drillingBAKER HUGHES INC·Filed 2008·Granted Dec 7, 2010·46 cites·34 claims
- 0388US9353575B2Hybrid drill bits having increased drilling efficiencyBAKER HUGHES INC·Filed 2012·Granted May 31, 2016·9 cites·22 claims
- 0483US10190366B2Hybrid drill bits having increased drilling efficiencyBAKER HUGHES INC·Filed 2016·Granted Jan 29, 2019·3 cites·20 claims
- 0581US8678111B2Hybrid drill bit and design methodZAHRADNIK ANTON F·Filed 2008·Granted Mar 25, 2014·18 cites·46 claims
- 0678US10072462B2Hybrid drill bitsBAKER HUGHES INC·Filed 2016·Granted Sep 11, 2018·2 cites·18 claims
- 0770US9670736B2Hybrid drill bitBAKER HUGHES INC·Filed 2013·Granted Jun 6, 2017·3 cites·22 claims
- 0866US8459378B2Hybrid drill bitZAHRADNIK ANTON F·Filed 2009·Granted Jun 11, 2013·8 cites·27 claims
- 0964US7841426B2Hybrid drill bit with fixed cutters as the sole cutting elements in the axial center of the drill bitBAKER HUGHES INC·Filed 2007·Granted Nov 30, 2010·9 cites·28 claims
- 1062US10871036B2Hybrid drill bit and design methodBAKER HUGHES HOLDINGS LLC·Filed 2019·Granted Dec 22, 2020·0 cites·16 claims
- 1161US10316589B2Hybrid drill bit and design methodBAKER HUGHES INC·Filed 2014·Granted Jun 11, 2019·1 cites·23 claims
- 1252US7621345B2High density row on roller cone bitBAKER HUGHES INC·Filed 2007·Granted Nov 24, 2009·3 cites·17 claims
- 1340US2009272582A1Modular hybrid drill bitBAKER HUGHES INC·Filed 2008·Application pending·0 cites
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