ALEXANDRIA, Va., Nov. 18 -- United States Patent no. 12,477,262, issued on Nov. 18, was assigned to SAMSUNG ELECTRONICS Co. Ltd. (Suwon-si, South Korea).
"Earphone including rotatable ear tip" was invented by Kyunghwan Lee (Suwon-si, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "An example earphone includes a housing having a speaker module embedded therein and an ear tip connected to the housing. The housing includes a coupling portion having a sound hole formed in an end portion thereof. The ear tip includes a first tip including a first hollow aligned with the sound hole in a first direction and a first sidewall that surrounds the first hollow and a second tip including a second hollow in whi...