ALEXANDRIA, Va., Dec. 2 -- United States Patent no. 12,487,212, issued on Dec. 2, was assigned to SHIMADZU Corp. (Kyoto, Japan).

"Gas chromatograph and carrier gas usage amount display method" was invented by Yuki Sakamoto (Kyoto, Japan) and Yu Nagao (Kyoto, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A gas chromatograph includes a sample gas generator, a separation column configured to separate components of an introduced sample gas, a gas supply source configured to supply a carrier gas to the sample gas generator to carry the sample gas from the sample gas generator to the separation column when the components of the sample gas are analyzed, a controller configured or programmed to acquire an in-...