ALEXANDRIA, Va., July 16 -- United States Patent no. 12,358,003, issued on July 15, was assigned to HENGST SE (Germany).
"Cabin air filter device and components" was invented by Stefan Robert (Nordwalde, Germany), Andreas Borchard (Coesfeld, Germany) and Martin Rolver (Havixbeck, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "A gas cleaning device including a filter cartridge with a filter medium and a first filter terminal, a duct with a filter support that removably supports the filter cartridge in a volume of the duct in between the gas inlet and the gas outlet of the duct, and a gas ionizer that provides enhanced intrinsic safety against malfunction, ozone release and electric shocks of maintenan...