ALEXANDRIA, Va., June 19 -- United States Patent no. 12,330,119, issued on June 17, was assigned to Honeywell International Inc. (Charlotte, N.C.).
"Dust and splash-proof filter" was invented by Qidao Lin (Charlotte, N.C.), Feng Liang (Charlotte, N.C.) and Yong Tang (Charlotte, N.C.).
According to the abstract* released by the U.S. Patent & Trademark Office: "Embodiments relate generally to a filter, for example, for attachment onto a gas detector device or a gas sensor, and attempt to improve the efficiency and service life of the filter. Embodiments typically comprise a dustproof membrane and a waterproof membrane. Some embodiments may also comprise a splash-proof cap and/or features to reduce negative pressure on the filters."
The pat...