ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,454,240, issued on Oct. 28, was assigned to GM GLOBAL TECHNOLOGY OPERATIONS LLC (Detroit).

"Roof rail airbag system" was invented by Byunggu Kim (Gangdong-gu, South Korea), Junbum Lee (Gwangmyeong-si, South Korea) and Gumhwan Lee (Bucheon-si, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "A roof rail airbag system of a vehicle includes a side cushion airbag, a roof cushion airbag, and an inflator operably connected to both the side cushion airbag and the roof cushion airbag and configured to inflate both the side cushion airbag and the roof cushion airbag. A method of operating a roof rail airbag system of a vehicle includes inflating a side...