US Patent Issued to Jason Rioh on April 1 for "Fine particle pollution filtering face mask suitable for aerobic exercise" (Washington Inventors)

ALEXANDRIA, Va., April 2 -- United States Patent no. 12,263,364, issued on April 1, was assigned to Jason Rioh (Yarrow Point, Wash.).

"Fine particle pollution filtering face mask suitable for aerobic exercise" was invented by Jason Nicholas Rich (Yarrow Point, Wash.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A unique filtering face-piece respirator or mask that is constructed of filtration media capable of sub-micron particle absorption or filtration. Utilizing existing and broadly available low cost media, the mask is patterned from a single sheet of material. It is constructed in a manner that creates an adequate seal as it fits snugly to the user's face, creates structure to ensure a low volume air ga...