Inventor · disambiguated record
Yahua Bao
Also filed as: BAO YAHUA
32 granted patents·9 pending applications·41 citations·filing 2009–2023
94Inventor score
Top patents by PatentIndex Score
41 records- 0195US12275005B2Luminescent diamond and method of making the sameSCHLUMBERGER TECHNOLOGY CORP·Filed 2022·Granted Apr 15, 2025·2 cites·14 claims
- 0288US10239273B2Thermal insulation layer and pressure transfer medium for high-pressure high-temperature cellSMITH INTERNATIONAL·Filed 2018·Granted Mar 26, 2019·2 cites·19 claims
- 0388US8535400B2Techniques and materials for the accelerated removal of catalyst material from diamond bodiesBELNAP J DANIEL·Filed 2009·Granted Sep 17, 2013·13 cites·23 claims
- 0485US9539703B2Carbonate PCD with a distribution of Si and/or AlSMITH INTERNATIONAL·Filed 2014·Granted Jan 10, 2017·4 cites·12 claims
- 0584US9089951B2Fine polycrystalline diamond compact with a grain growth inhibitor layer between diamond and substrateBAO YAHUA·Filed 2012·Granted Jul 28, 2015·5 cites·20 claims
- 0682US10315175B2Method of making carbonate PCD and sintering carbonate PCD on carbide substrateSMITH INTERNATIONAL·Filed 2013·Granted Jun 11, 2019·3 cites·10 claims
- 0779US9028573B2EDM cuttable, high cBN content solid PCBN compactBAO YAHUA·Filed 2011·Granted May 12, 2015·3 cites·9 claims
- 0877US9586376B2High pressure high temperature cellSMITH INTERNATIONAL·Filed 2013·Granted Mar 7, 2017·2 cites·18 claims
- 0976US11492852B2Mechanical locking of cutting element with carbide matrixSMITH INTERNATIONAL·Filed 2016·Granted Nov 8, 2022·2 cites·20 claims
- 1075US10105824B2Chemical leaching/thermal decomposing carbonate in carbonate PCDSMITH INTERNATIONAL·Filed 2014·Granted Oct 23, 2018·2 cites·18 claims
- 1171US9539704B2Carbonate PCD and methods of making the sameSMITH INTERNATIONAL·Filed 2014·Granted Jan 10, 2017·1 cites·13 claims
- 1269US9475176B2Sintering of thick solid carbonate-based PCD for drilling applicationSMITH INTERNATIONAL·Filed 2013·Granted Oct 25, 2016·1 cites·10 claims
- 1368US9028575B2EDM cuttable, high CBN content solid PCBN compactBAO YAHUA·Filed 2011·Granted May 12, 2015·1 cites·10 claims
- 1465US10442057B2Carbonate PCD and methods of making the sameSMITH INTERNATIONAL·Filed 2016·Granted Oct 15, 2019·0 cites·12 claims
- 1564US2025197720A1Luminescent diamond with negatively charged vacanciesSCHLUMBERGER TECHNOLOGY CORP·Filed 2023·Application pending·0 cites
- 1663US9382602B2High content PCBN compact including W-RE binderBAO YAHUA·Filed 2012·Granted Jul 5, 2016·0 cites·13 claims
- 1763US2025215313A1Heat treatment of nanodiamond particles with controlled powder layer depthSCHLUMBERGER TECHNOLOGY CORP·Filed 2023·Application pending·0 cites
- 1861US10315387B2High content PCBN compact including W—Re binderSMITH INTERNATIONAL·Filed 2016·Granted Jun 11, 2019·0 cites·19 claims
- 1959US11731092B2Method of making carbonate PCD and sintering carbonate PCD on carbide substrateSMITH INTERNATIONAL·Filed 2019·Granted Aug 22, 2023·0 cites·8 claims
- 2056US11021913B2Direct casting of ultrahard insert in bit bodySMITH INTERNATIONAL·Filed 2016·Granted Jun 1, 2021·0 cites·13 claims
- 2156US2014007512A1Techniques and materials for the accelerated removal of catalyst material from diamond bodiesSMITH INTERNATIONAL·Filed 2013·Application pending·0 cites
- 2256US2013266678A1Thermal insulation layer and pressure transfer medium for high pressure high temperature cellSMITH INTERNATIONAL·Filed 2013·Application pending·0 cites
- 2354US11306542B2Thermally stable polycrystalline diamond and methods of making the sameSMITH INTERNATIONAL·Filed 2014·Granted Apr 19, 2022·0 cites·24 claims
- 2454US10166655B2Carbonate PCD with a distribution of Si and/or AlSMITH INTERNATIONAL·Filed 2016·Granted Jan 1, 2019·0 cites·12 claims
- 2552US11952896B2Rotary tool with thermally stable diamondSCHLUMBERGER TECHNOLOGY CORP·Filed 2019·Granted Apr 9, 2024·0 cites·18 claims
- 2652US10781643B2Cutting elements formed from combinations of materials and bits incorporating the sameSMITH INTERNATIONAL·Filed 2016·Granted Sep 22, 2020·0 cites·21 claims
- 2752US10352105B2Sintering of thick solid carbonate-based PCD for drilling applicationSMITH INTERNATIONAL·Filed 2016·Granted Jul 16, 2019·0 cites·13 claims
- 2851US10350733B2Ultra-hard material cutting elements and methods of manufacturing the same with a metal-rich intermediate layerSMITH INTERNATIONAL·Filed 2015·Granted Jul 16, 2019·0 cites·18 claims
- 2950US11066334B2Binderless cBN sintering with cubic pressSMITH INTERNATIONAL·Filed 2017·Granted Jul 20, 2021·0 cites·15 claims
- 3050US2014013913A1Thermally stable pcd with pcbn transition layerSMITH INTERNATIONAL·Filed 2013·Application pending·0 cites
- 3149US11840891B2Cutting elements with modified diamond surfaceSCHLUMBERGER TECHNOLOGY CORP·Filed 2019·Granted Dec 12, 2023·0 cites·20 claims
- 3249US10046441B2PCD wafer without substrate for high pressure / high temperature sinteringSMITH INTERNATIONAL·Filed 2014·Granted Aug 14, 2018·0 cites·20 claims
- 3347US9670100B2Fabrication of ultrafine polycrystalline diamond with nano-sized grain growth inhibitorBAO YAHUA·Filed 2011·Granted Jun 6, 2017·0 cites·9 claims
- 3447US2013168156A1Diamond enhanced insert with fine and ultrafine microstructure of pcd working surface resisting crack formationSMITH INTERNATIONAL·Filed 2012·Application pending·0 cites
- 3546US11014157B2Solid PCD with transition layers to accelerate full leaching of catalystSMITH INTERNATIONAL·Filed 2015·Granted May 25, 2021·0 cites·11 claims
- 3645US9422770B2Method for braze joining of carbonate PCDSMITH INTERNATIONAL·Filed 2012·Granted Aug 23, 2016·0 cites·20 claims
- 3744US2013152480A1Methods for manufacturing polycrystalline ultra-hard constructions and polycrystalline ultra-hard constructionsSMITH INTERNATIONAL·Filed 2012·Application pending·0 cites
- 3843US10358705B2Polycrystalline diamond sintered/rebonded on carbide substrate containing low tungstenSMITH INTERNATIONAL·Filed 2015·Granted Jul 23, 2019·0 cites·13 claims
- 3943US10000852B2Method of forming metal deposits on ultrahard materialsBAO YAHUA·Filed 2010·Granted Jun 19, 2018·0 cites·23 claims
- 4043US2018305598A1Eruption minimization in thermally stable pcd productsSMITH INTERNATIONAL·Filed 2016·Application pending·0 cites
- 4136US2011036643A1Thermally stable polycrystalline diamond constructionsBELNAP J DANIEL·Filed 2010·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →