Patents for Staying Alive 

By Marcus Chan - 2013-10-04T02:04:03Z

Photograph by John Lund/Blend Images

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High Tech for a Violent World

If necessity is the mother of invention, we should be very afraid.

Among the thousands of recently granted U.S. patents: an invention to contain suicide bombers, technology that prevents you from getting shot by a friend, and an easier way to grab your gun while in bed so you can, well, rest in peace.

Here are just a few of the many new ways to protect ourselves in the violent world we live in.