ALEXANDRIA, Va., Sept. 30 -- United States Patent no. 12,745,807, issued on Sept. 29, was assigned to Past Patterns LLC (Santa Barbara, Calif.).

"Passive, multiple sensation inhalation device" was invented by Davis Kiyonaga (Santa Barbara, Calif.) and Evan Abel (Rockaway Park, N.Y.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method and device for providing a multiple-sensation inhalation experience are described. The method involves machining a bamboo tube to create a hollow cavity with an inlet and outlet, soaking the tube in a flavor solution, and inserting a cotton insert soaked in a sensation solution. A second cotton insert can also be inserted to control and customize air flow through the device. ...