ALEXANDRIA, Va., July 7 -- United States Patent no. 12,676,130, issued on July 7, was assigned to Wanne Inc. (Bellingham, Wash.).
"Instrument with interior body walls having airflow disruption apparatus" was invented by Theo Wanne (Bellingham, Wash.).
According to the abstract* released by the U.S. Patent & Trademark Office: "An instrument having an interior body or column wall that includes a plurality of curvilinear modifications that disrupts airflow through the mouthpiece in order to produce a pleasing sound when a player is playing an instrument. The modifications may comprise raised curvilinear ridges or curvilinear valleys set into the body wall. Additionally, the modifications may include specific patterns designed to elicit diffe...