Lavon, Texas
United States
5
2018-02-15
The entities that hold a legal rights for patent applications filed by inventor Kongamnach Amnach:
Amnach Kongamnach from Lavon, US has applied for patents for these inventions. The list has both pending applications and granted patents:
Durable rock bit for blast hole drilling
#2 | 2015-05-14Field removable choke for mounting in the piston of a rotary percussion tool
#3 | 2014-10-09Wear resistant plates on a leading transitional surface of the leg for a rotary cone drill bit
#4 | 2013-10-03Roller cone drill bit with cuttings evacuator
#5 | 2013-04-04PROTECTIVE INSERTS FOR A ROLLER CONE BIT
172162 ⎘