JS

James A. Simson

SI Smith International: 11 patents #61 of 708Top 9%
Overall (All Time): #463,997 of 4,157,543Top 15%
11
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
9194201 System and method for deploying a downhole casing patch Ronald G. Schmidt 2015-11-24
8887798 Hydraulic stabilizer for use with a downhole casing cutter Ronald G. Schmidt, Charles H. Dewey 2014-11-18
8657040 Percussion drilling assembly and locking system therefor Alan J. Marshall, Shantanu N. Swadi 2014-02-25
7980300 Drillable bridge plug William M. Roberts, George J. Melenyzer 2011-07-19
7424909 Drillable bridge plug William M. Roberts, George J. Melenyzer 2008-09-16
7066249 Cementing manifold assembly 2006-06-27
6904970 Cementing manifold assembly 2005-06-14
6772844 High pressure sealing apparatus and method Sam S. Lloyd, George J. Melenyzer 2004-08-10
6009943 Liner assembly and method John M. Yokley, Mark J. Murray, Robert Olman 2000-01-04
5884702 Liner assembly and method John M. Yokley, Mark J. Murray, Robert Olman 1999-03-23
5472055 Liner hanger setting tool John M. Yokley 1995-12-05