ALEXANDRIA, Va., June 4 -- United States Patent no. 12,319,902, issued on June 3, was assigned to TOYO SEIKAN GROUP HOLDINGS LTD. (Tokyo).

"Container for cell culture and use method therefor" was invented by Satoshi Tanaka (Yokohama, Japan) and Takahiko Totani (Yokohama, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "Provided is a container for cell culture, provided with a container main body and injection/discharge ports, in which an inside of the container main body is divided into a plurality of cisterns 1st and 2nd by a filter member. Thus, various operations performed upon the cell culture can be simply and efficiently performed."

The patent was filed on April 14, 2017, under Application No. 16/...