ALEXANDRIA, Va., Dec. 31 -- United States Patent no. 12,510,341, issued on Dec. 30, was assigned to DETNET SOUTH AFRICA (PTY) LTD (Johannesburg).
"Blast confirmation" was invented by Michiel Jacobus Kruger (Johannesburg), Marinus Yates (Benoni, South Africa), Daniel August Julien Louis Maurissens (Johannesburg) and Brian E. Petted (Cedarburg, Wis.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A communication module which is linked to a detonator which is initiated in response to a fire command signal, and wherein the communication module includes a transmitter which transmits a wireless signal which is dependent upon initiation of the detonator and which contains or conveys an identifier which uniquely iden...