Sony patented a way for you to steal battery power from your friend's phone

A new patent filed by Sony could let you charge a smartphone by sucking precious energy from a friend's device. The patent describes a way to wirelessly transfer power between devices using near-field communication (NFC) technology. It doesn't specify that these devices would necessarily be phones, instead using the term "portable consumer electronic device."
Read more: http://mashable.com/2017/03/16/sony-wireless-charging-patent?source=Snapzu