Liquipel is a company in California, USA. They deal with the production of mobile phones waterproof.

Liquipel use an process that applies a waterproof coating to your electronic device to protect them in the event of accidental exposure to liquids. It is not visible to the human eye, virtually undetectable and Liquipel will not compromise the look, feel, and performance of your electronics.

Liquipel penetrates the entire device as a whole, including all of the vital components inside and out to provide optimal protection against accidental contact with liquids.

In the below video you can see ho it works Liquipel and also some video demonstration with iPhone 4 and HTC Thunderbolt 4G.

#1 – How it works

#2 – Apple iPhone 4 demo

#3 – HTC Thunderbolt 4G demo

The list of waterproof smartphones by Liquipel is:

Apple iPhone 4s
Apple iPhone 4
Apple iPhone 3g/s
HTC Evo 4G
HTC Evo Shift 4G
HTC MyTouch 4G
HTC Thunderbolt
Motorola Droid X/X2
Samsung Charge

The price is $80.