Inventor · disambiguated record
Ronny D. Mccormick
Also filed as: MCCORMICK RONNY D
7 granted patents·390 citations·filing 1998–2019
87Inventor score
Technology areasE21B
Top patents by PatentIndex Score
7 records- 0193US6332503B1Fixed cutter bit with chisel or vertical cutting elementsBAKER HUGHES INC·Filed 1998·Granted Dec 25, 2001·179 cites·14 claims
- 0291US7392862B2Seal insert ring for roller cone bitsBAKER HUGHES INC·Filed 2006·Granted Jul 1, 2008·56 cites·17 claims
- 0391US6883623B2Earth boring apparatus and method offering improved gage trimmer protectionBAKER HUGHES INC·Filed 2002·Granted Apr 26, 2005·132 cites·51 claims
- 0481US8678111B2Hybrid drill bit and design methodZAHRADNIK ANTON F·Filed 2008·Granted Mar 25, 2014·18 cites·46 claims
- 0566US8978786B2System and method for adjusting roller cone profile on hybrid bitNGUYEN DON Q·Filed 2010·Granted Mar 17, 2015·4 cites·18 claims
- 0662US10871036B2Hybrid drill bit and design methodBAKER HUGHES HOLDINGS LLC·Filed 2019·Granted Dec 22, 2020·0 cites·16 claims
- 0761US10316589B2Hybrid drill bit and design methodBAKER HUGHES INC·Filed 2014·Granted Jun 11, 2019·1 cites·23 claims
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