GENEVA, May 5 -- KOREA PHOTONICS TECHNOLOGY INSTITUTE (9, Cheomdanventure-ro 108beon-gilBuk-guGwangju 61007), 한국광기술원 (광주광역시북구첨단벤처로 108번길 9), KOREA MOBILITY CO., LTD. (1302ho A-dong, 43-10 Cheomdangwagi-ro 208beon-gilBuk-guGwangju 61011), 주식회사 코리아모빌리티 (광주광역시북구첨단과기로208번길 43-10, 에이동 1302호) filed a patent application (PCT/KR2024/019737) for "HUBLESS WHEEL DISPLAY DEVICE AND LOCATION-BASED ADVERTISING SYSTEM ...