ALEXANDRIA, Va., June 12 -- United States Patent no. 12,295,350, issued on May 13, was assigned to NETVUE TECHNOLOGIES Co. LTD. (Nanshan District, China).
"Grain delivery device of a bird feeder" was invented by Yucheng Ren (Shenzhen, China), Rui Zhang (Shenzhen, China), Youle Hu (Shenzhen, China) and Chuan Chen (Shenzhen, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "A grain delivery device of a bird feeder, including a feeding tray and a driver, wherein the feeding tray is provided with an assembly hole, the bottom of the feeding tray is provided with a grain storage cylinder, the grain storage cylinder is provided with a grain outlet connected with the assembly hole, and the grain storage cylinder ...