ALEXANDRIA, Va., April 15 -- United States Patent no. 12,599,065, issued on April 14, was assigned to Sihao Huang (Shantou, China).

"Telescopic structure, telescopic blower, and telescopic electric chainsaw" was invented by Kangning Wang (Yongkang, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A telescopic structure includes a handle, a main telescopic body, and a telescopic rod assembly disposed between the handle and the main telescopic body. The telescopic rod assembly includes an outer tube and an inner tube group. An end of the outer tube is connected to the handle, the inner tube group is movably disposed inside the outer tube, and an end of the inner tube group is connected to the main telescop...