ALEXANDRIA, Va., Jan. 13 -- United States Patent no. 12,523,128, issued on Jan. 13, was assigned to Defiant Precision Technologies LLC (Odessa, Texas).

"Single or multi-fire semi-automatic perforation system and methods of use" was invented by Stanley Jon Blois (Alberta, Canada), Lawrence Gene Griffin (Morrison, Colo.), Ian Graham Janke (Alberta, Canada) and Cullen Craig Keyes (Hysham, Mont.).

According to the abstract* released by the U.S. Patent & Trademark Office: "In one example, a method includes running a downhole system, that includes a reusable plug and a perforation system, into a wellbore, positioning, and setting in the wellbore, the reusable plug at a stage of the wellbore such that the reusable plug is located uphole of the p...