ALEXANDRIA, Va., July 21 -- United States Patent no. 12,687,379, issued on July 21, was assigned to Dyno Nobel Ltd. (Southbank, Australia).

"Blast determination system" was invented by Andre L. Koekemoer (Southbank Victoria, Australia), Mariusz Talaszewski (Southbank Victoria, Australia), Danny Maurissens (Southbank Victoria, Australia) and Chris Birkin (Southbank Victoria, Australia).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure provides a system with sensors deployed around a blast site for determining whether each explosive of a blast system has detonated successfully. There is also disclosed a system for determining where the different sensors are to be deployed around the blast si...