ALEXANDRIA, Va., March 17 -- United States Patent no. 12,577,132, issued on March 17, was assigned to NOMURA MICRO SCIENCE Co. LTD. (Atsugi, Japan).

"Ultrapure water production system and ultrapure water production method" was invented by Hiroki Miyazawa (Atsugi, Japan) and Yukio Noguchi (Atsugi, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "An ultrapure water production system to produce an ultrapure water, includes a pre-treatment unit 2; a primary pure water production unit 3; a secondary pure water production unit 4; a storage unit 5 provided to precede the pre-treatment unit 2 or between the pre-treatment unit 2 and the primary pure water production unit 3, the storage unit 5 being capable of sto...