ALEXANDRIA, Va., Sept. 10 -- United States Patent no. 12,413,886, issued on Sept. 9, was assigned to Amazon Technologies Inc. (Seattle).
"Noise muffler for microphone" was invented by Charles Mayaka (Brooklyn, N.Y.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A noise muffler for a microphone includes a circumferential sidewall, a shroud, a hollow support stem, and a sponge. The circumferential sidewall extends from a rear wall and includes a curved inner surface. The shroud extends from at least a portion of the circumferential sidewall and comprises a curved outer surface and a curved inner surface. The hollow support stem extends from a generally central location of the rear wall and is aligned with an o...