ALEXANDRIA, Va., Aug. 26 -- United States Patent no. 12,398,515, issued on Aug. 26, was assigned to Seiko Epson Corp. (Tokyo).
"Used paper recycling apparatus" was invented by Daisuke Honda (Nagano, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A used paper recycling apparatus includes a defibration unit that defibrates used paper to generate a defibrated product, an accumulation unit that accumulates the defibrated product to form a web, a sheet forming unit that forms a sheet by applying at least one of heating and compression to the web, a cutting unit that cuts the sheet into a predetermined length, and an optical sensor that is provided at an exit of the sheet forming unit and that measures densi...