Weighty’s process uses sieving and air classification to separate fiber (US Patent 7,670,633 and 8,518,467). Weighty Corn owns the exclusive license to the patents, with an option to sub-license to others. Pannonia Bio Zrt, a 130 MMGY ethanol plant in Hungary is operating the process in full-scale from May 2019. Buhler AG was the equipment supplier. Weighty Corn's YouTube Channel