ALEXANDRIA, Va., June 12 -- United States Patent no. 12,297,419, issued on May 13, was assigned to PHC Corp. (Ehime, Japan).
"Culture device" was invented by Hikaru Aoki (Gunma, Japan), Kousuke Honda (Ehime, Japan), Hiroki Hirai (Kagawa, Japan), Akito Sawai (Mie, Japan) and Manami Baba (Gunma, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "This culture device comprises: an inner box having a culture space formed on the inside thereof; an outer box which covers the outside of the inner box with a first space formed therebetween; a CO2 sensor which is positioned in the first space and has a first end thereof exposed to the culture space; and a restricting member which restricts the flow of a fluid toward...