ALEXANDRIA, Va., Oct. 21 -- United States Patent no. 12,442,299, issued on Oct. 14, was assigned to Cementation USA Inc. (Sandy, Utah).
"Injection driver assembly for hollow bar bolt installation" was invented by Steven Immenschuh (Herriman, Utah), Jeremy Hailey (Herriman, Utah), Jordan Latva (Herriman, Utah), Everett Bird (Salt Lake City), Roman Karasek-Jimenez (Sandy, Utah) and Buck Chamberlain (Wallsburg, Utah).
According to the abstract* released by the U.S. Patent & Trademark Office: "An injection driver assembly may be used to install hollow bar bolts. The injection driver assembly may include a socket that can be rotated to drive hollow bar bolts into a wall or other structure. The injection driver assembly may also include a housi...