ALEXANDRIA, Va., April 21 -- United States Patent no. 12,609,368, issued on April 21, was assigned to Honda Motor Co. Ltd. (Tokyo).

"Hydrogen sulfide absorbing device" was invented by Takuya Taniuchi (Wako, Japan) and Toshiyuki Ariga (Wako, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A hydrogen sulfide absorbing device capable of efficiently absorbing hydrogen sulfide gas produced in a battery pack with less energy is provided. A hydrogen sulfide absorbing device includes: a battery pack having an all-solid secondary battery cell; a hydrogen sulfide supply part which supplies a hydrogen sulfide-containing gas produced in the battery pack to a hydrogen sulfide absorbing part; a hydrogen sulfide absor...