Assignee
JOHNSON ASHLEY
US·8 granted patents·73 citations·filing 2007–2013
Top patents by PatentIndex Score
8 records- 0180US8757294B2System and method for controlling a drilling system for drilling a borehole in an earth formationJOHNSON ASHLEY·Filed 2007·Granted Jun 24, 2014·21 cites·32 claims
- 0280US8727036B2System and method for drillingJOHNSON ASHLEY·Filed 2009·Granted May 20, 2014·17 cites·21 claims
- 0379US9494028B2Measuring speed of rotation of a downhole motorJOHNSON ASHLEY·Filed 2011·Granted Nov 15, 2016·3 cites·18 claims
- 0479US8595811B2Systems and methods for providing a virtual world commodity deviceJOHNSON ASHLEY·Filed 2008·Granted Nov 26, 2013·11 cites·24 claims
- 0571US8899352B2System and method for drillingJOHNSON ASHLEY·Filed 2009·Granted Dec 2, 2014·10 cites·23 claims
- 0662US8448721B2Directional drilling systemJOHNSON ASHLEY·Filed 2008·Granted May 28, 2013·7 cites·12 claims
- 0754US8833490B2Self-circulating drill bitJOHNSON ASHLEY·Filed 2008·Granted Sep 16, 2014·4 cites·7 claims
- 0852US10183215B2Systems and methods for providing a virtual world commodity deviceJOHNSON ASHLEY·Filed 2013·Granted Jan 22, 2019·0 cites·20 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →