Similar to these cellphone concepts, this kinetic phone patent allows cellphones to be charged by movement. Sure, kinetic recharging is great for watches, where power consumption is low, but cellphones? Sounds iffy.

We're not sure that a day's worth of jostling around in your pants will get you more than a few minutes of extra talk time, but sometimes that's enough.

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Kinetic powered mobile phone patented [Mad4mobilephones via PocketPicks via Textually]