HS

Harold A. Sreshta

ND National Oilwell Dht: 6 patents #4 of 91Top 5%
NV National Oilwell Varco: 5 patents #42 of 551Top 8%
CI Camco International: 4 patents #20 of 166Top 15%
Schlumberger Technology: 2 patents #2,609 of 7,293Top 40%
CL Camco International (Uk) Limited: 1 patents #19 of 34Top 60%
RE Reedhycalog: 1 patents #5 of 14Top 40%
📍 Conroe, TX: #51 of 788 inventorsTop 7%
🗺 Texas: #6,840 of 125,132 inventorsTop 6%
Overall (All Time): #221,679 of 4,157,543Top 6%
20
Patents All Time

Issued Patents All Time

Showing 1–20 of 20 patents

Patent #TitleCo-InventorsDate
10590704 High strength corrosion resistant high velocity oxy fuel (HVOF) coating for downhole tools Jiinjen Albert Sue, Rajagopala N. Pillai 2020-03-17
10570667 Polycrystalline diamond cutting element Deepthi Raj Setlur, Michael Dean Hughes, Mark Jonathan Francis, Guodong Zhan, Russell C. Gilleylen +1 more 2020-02-25
9631435 Matrix fixed cutter drill bits and methods for manufacturing same Michael A. Garner, Jan Edgar Marshall 2017-04-25
9604345 Hard-facing for downhole tools and matrix bit bodies with enhanced wear resistance and fracture toughness Ying Wang, Wesley Craig Arceneaux, Sr., Jiinjen Albert Sue 2017-03-28
9364936 Dispersion of hardphase particles in an infiltrant 2016-06-14
9309767 Reinforced stators and fabrication methods Jiinjen Albert Sue, Stefan M. Butuc, Jan Edgar Marshall 2016-04-12
8997900 In-situ boron doped PDC element Jiinjen Albert Sue 2015-04-07
8944789 Enhanced elastomeric stator insert via reinforcing agent distribution and orientation Stefan M. Butuc, Jiinjen Albert Sue, Joshua Alan Sicilian 2015-02-03
8945720 Hard composite with deformable constituent and method of applying to earth-engaging tool Eric F. Drake, Douglas Caraway 2015-02-03
8919463 Polycrystalline diamond cutting element Deepthi Raj Setlur, Michael Dean Hughes, Mark Jonathan Francis, Guodong Zhan, Russell C. Gilleylen +1 more 2014-12-30
8814968 Thermally conductive sand mould shell for manufacturing a matrix bit Alan Honggen Jiang 2014-08-26
8535408 High thermal conductivity hardfacing Jiinjen Albert Sue, Rajagopala N. Pillai 2013-09-17
8083011 Matrix turbine sleeve and method for making same Hector Adrian Sanchez, Eric F. Drake, Neerali Janubhai Desai 2011-12-27
6517902 Methods of treating preform elements Eric F. Drake, Nigel Dennis Griffin 2003-02-11
6440358 Fabrication process for powder composite rod Eric F. Drake 2002-08-27
6361739 Fabrication process for high density powder composite hardfacing rod Eric F. Drake 2002-03-26
6045750 Rock bit hardmetal overlay and proces of manufacture Eric F. Drake 2000-04-04
5988302 Hardmetal facing for earth boring drill bit Eric F. Drake 1999-11-23
5967248 Rock bit hardmetal overlay and process of manufacture Eric F. Drake 1999-10-19
5653299 Hardmetal facing for rolling cutter drill bit Eric F. Drake 1997-08-05