TRANSPORTATION SYSTEM USING MULTIPURPOSE VEHICLE AND ITS METHOD
METHOD AND SYSTEM FOR PROVIDING MOBILE EDUCATION SERVICE
PORTABLE BATTERY APPARATUS FOR MOBILITY AND A BATTERY MANAGEMENT SYSTEM AND METHOD
FREIGHT VEHICLE TO WHICH DRONES DOCKED AND CONTROL METHOD FOR LOGISTICS SYSTEM USING THE SAME
LUGGAGE LOADING DEVICE FOR MOBILITY AND LUGGAGE LOADING METHOD FOR MOBILITY USING THE SAME