ALEXANDRIA, Va., April 7 -- United States Patent no. 12,598,904, issued on April 7, was assigned to SAMSUNG DISPLAY Co. LTD. (Gyeonggi-Do, South Korea).

"Rollable display device including rotatable supporting parts" was invented by Jaeho Ahn (Yongin-si, South Korea) and Beomjin Kim (Yongin-si, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "A display device includes: a shaft extending in a first direction; a display module wound around the shaft in a first state, and unwound from the shaft in a second direction crossing the first direction in a second state; a first roller and a second roller positioned on opposite sides of the shaft in the first direction, respectively; and a first supporting par...