Crowdfunding campaign launched to challenge ORNL’s SkyBAAM patent and ‘keep the Hangprinter free’

Torbjørn Ludvigsen, the inventor of the Hangprinter, has set up a crowdfunding initiative as he seeks to raise the cash needed to challenge Oak Ridge National Laboratory’s (ORNL’s) ‘SkyBAAM’ 3D printing patent.  Earlier this year, a team of ORNL engineers had their application to patent a technology, in which a cable-hoisted extruder is used to […]