Conroe, Texas
United States
3
2011-02-10
The entities that hold a legal rights for patent applications filed by inventor Oldham Jack Thomas:
Jack Thomas Oldham from Conroe, US has applied for patents for these inventions. The list has both pending applications and granted patents:
Cutting element for a drill bit used in drilling subterranean formations
#2 | 2010-12-30Drill bit for use in drilling subterranean formations
#3 | 2009-05-14Earth-boring tools attachable to a casing string and methods for their manufacture
3512162 ⎘