The LaundryPLUS+ is Made in China, but Designed and Developed in USA. Also, granted a patent in 2013 which possesses an U.S. patent number: 8,460,395.
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=8460395.PN.&OS=PN/8460395&RS=PN/8460395