ALEXANDRIA, Va., Sept. 30 -- United States Patent no. 12,429,060, issued on Sept. 30, was assigned to Hangzhou Juwel Technology Co. Ltd. (Hangzhou, China).
"Portable air pump" was invented by Yang Lingyu (Hangzhou, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention relates to a portable air pump, where such including a housing, which is provided with an air inlet and an air outlet. The housing is provided with centrifugal fan blades, a motor that drives the centrifugal fan blades to rotate, and a battery to power the motor. An air outlet duct is formed between the air inlet and the air outlet, and the motor and battery are built into the air outlet duct. The present invention has the ...