The Freshy is Made in USA, and granted a patent in 2013 which possesses an U.S. patent number: 8,389,035.
You may also read more about the technology by visiting the link: http://patft.uspto.gov/netacgi/nph-Parser?Sect1=PTO1&Sect2=HITOFF&d=PALL&p=1&u=%2Fnetahtml%2FPTO%2Fsrchnum.htm&r=1&f=G&l=50&s1=8389035.PN.&OS=PN/8389035&RS=PN/8389035