Here is an invisible fast wireless charger that you can install underneath your desk to charge your smartphone on your desk fast. It has a range of 40mm and offers 10W charging. No drilling or screws are required for the installation process.
This version works for thick desks and table-tops but the ENERQi nano, which has a range of 15mm, works for glass tops and thinner tables. This wireless charger is compatible with iOS and Android devices.