Inventor · disambiguated record
John Daniel Belnap
Also filed as: BELNAP JOHN DANIEL
16 granted patents·2 pending applications·430 citations·filing 2004–2023
91Inventor score
Top patents by PatentIndex Score
18 records- 0198US7350601B2Cutting elements formed from ultra hard materials having an enhanced constructionSMITH INTERNATIONAL·Filed 2005·Granted Apr 1, 2008·218 cites·29 claims
- 0295US7757791B2Cutting elements formed from ultra hard materials having an enhanced constructionSMITH INTERNATIONAL·Filed 2008·Granted Jul 20, 2010·59 cites·27 claims
- 0394US11578538B2Cutting element with nonplanar face to improve cutting efficiency and durabilitySCHLUMBERGER TECHNOLOGY CORP·Filed 2021·Granted Feb 14, 2023·6 cites·20 claims
- 0494US7473287B2Thermally-stable polycrystalline diamond materials and compactsSMITH INTERNATIONAL·Filed 2004·Granted Jan 6, 2009·136 cites·10 claims
- 0586US9482056B2Solid PCD cutterSMITH INTERNATIONAL·Filed 2012·Granted Nov 1, 2016·8 cites·18 claims
- 0676US11492852B2Mechanical locking of cutting element with carbide matrixSMITH INTERNATIONAL·Filed 2016·Granted Nov 8, 2022·2 cites·20 claims
- 0770US12078016B2Downhole cutting tool having cutting element with nonplanar face to improve cutting efficiency and durabilitySCHLUMBERGER TECHNOLOGY CORP·Filed 2023·Granted Sep 3, 2024·0 cites·20 claims
- 0867US7757788B2Ultrahard composite constructionsSMITH INTERNATIONAL·Filed 2008·Granted Jul 20, 2010·1 cites·22 claims
- 0956US11021913B2Direct casting of ultrahard insert in bit bodySMITH INTERNATIONAL·Filed 2016·Granted Jun 1, 2021·0 cites·13 claims
- 1053US10456889B2Shear cutter with improved wear resistance of WC—Co substrateSMITH INTERNATIONAL·Filed 2016·Granted Oct 29, 2019·0 cites·17 claims
- 1152US10781643B2Cutting elements formed from combinations of materials and bits incorporating the sameSMITH INTERNATIONAL·Filed 2016·Granted Sep 22, 2020·0 cites·21 claims
- 1252US10352105B2Sintering of thick solid carbonate-based PCD for drilling applicationSMITH INTERNATIONAL·Filed 2016·Granted Jul 16, 2019·0 cites·13 claims
- 1349US11840891B2Cutting elements with modified diamond surfaceSCHLUMBERGER TECHNOLOGY CORP·Filed 2019·Granted Dec 12, 2023·0 cites·20 claims
- 1449US2015292271A1High diamond frame strength pcd materialsSMITH INTERNATIONAL·Filed 2015·Application pending·0 cites
- 1543US11008815B2Cutting elements with impact resistant diamond bodySMITH INTERNATIONAL·Filed 2016·Granted May 18, 2021·0 cites·16 claims
- 1641US11828108B2Angled chisel insertSCHLUMBERGER TECHNOLOGY CORP·Filed 2017·Granted Nov 28, 2023·0 cites·17 claims
- 1738US8881851B2Thermally-stable polycrystalline diamond materials and compactsBELNAP JOHN DANIEL·Filed 2008·Granted Nov 11, 2014·0 cites·21 claims
- 1838US2015291479A1Pcbn composites and methods of making the sameSMITH INTERNATIONAL·Filed 2015·Application pending·0 cites
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