Hi Almarg,
please see this blurb that appeared in Stereo Times in 2013 that clearly says that the Magtech regulated power supply is patent pending:
http://www.sanderssoundsystems.com/latest-news/219-january-2013-sanders-magtech-amplifier-receives-the-stereo-times-most-wanted-components-2012-award
please see this blurb that appeared in Stereo Times in 2013 that clearly says that the Magtech regulated power supply is patent pending:
http://www.sanderssoundsystems.com/latest-news/219-january-2013-sanders-magtech-amplifier-receives-the-stereo-times-most-wanted-components-2012-award