Gun Guardian is a firearm safety development company founded by two Florida State Law Enforcement Officers. Their real world experience is the drive behind these convenient and practical safety attachments. Gun Guardian has three granted patents and three additional pending, by the United States Patent and Trademark Office. Five of these patents are for firearm safety attachments for rifles, shotguns, and handguns. The sixth is for a hybrid locking mechanism. This hybrid lock allows the use of biometric, RFID, or electric keypad; with a backup mechanical lock (combo or key). (less)