ALEXANDRIA, Va., June 2 -- United States Patent no. 12,643,194, issued on June 2, was assigned to Nanjing Chervon Industry Co. Ltd. (Nanjing, China).

"Sander" was invented by Muyang Ni (Nanjing, China), Xiang Zhao (Nanjing, China), Yasheng Chen (Nanjing, China) and Masatoshi Fukinuki (Nanjing, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A sander includes a housing, a baseplate assembly, an output shaft rotating about a first axis, an electric motor, and an electric motor shaft extending along a second axis. A first included angle formed between the first axis and the second axis is less than or equal to 60 degrees."

The patent was filed on March 2, 2023, under Application No. 18/177,204.

*For furt...