ALEXANDRIA, Va., June 17 -- United States Patent no. 12,311,378, issued on May 27, was assigned to FRONTIER LABORATORIES LTD. (Koriyama, Japan).
"Sample crushing device" was invented by Tsutomu Okazaki (Fukushima, Japan), Atsushi Watanabe (Fukushima, Japan) and Chuichi Watanabe (Fukushima, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A sample crushing device is provided that has a function of stably absorbing vibration of a support member supporting a sample container and vibration of other members which accompanies the vibration. When a rotating shaft 20 is rotated and driven by a rotation driving mechanism, revolving motions of a first support member 12 around an axis line X1 of a rotating shaft 10...