The Touchstone charging dock, originally built for the Pre and Pixi series, seems to have no trouble throwing some volts all up into a Galaxy S III in this video:
On the back cover is a camera, and it might charge through an inductive pad, like the Palm
Touchstone charging dock for Pre.
One neat accessory is
the Touchstone charging dock.
This feature turns on automatically when you place the tablet in the optional
Touchstone Charging Dock, and it lets you display everything from various clocks and your agenda to a photo slideshow.
Optional accessories for HP TouchPad include the HP
Touchstone Charging Dock, the HP TouchPad Wireless Keyboard and the HP TouchPad Case (sold separately).
Not exact matches
The same ecosystem will allow you to
charge your tablet when you place it on the
Touchstone, which is the
docking station for the TouchPad.
I pulled my shiny new Wireless Charger from its box, snaked a Micro USB cable through my desk to the power strip, and set the charger on my desk, sitting to the left of my iPhone -
charging Elevation
Dock and stalwart phone - size
Touchstone.