US Patent Issued to Nanjing Kangtai Construction Grouting Tech on March 25 for "Efficient and energy-saving building slurry stirring device" (Chinese Inventors)

ALEXANDRIA, Va., March 26 -- United States Patent no. 12,257,561, issued on March 25, was assigned to Nanjing Kangtai Construction Grouting Tech Co. Ltd (Nanjing, China).

"Efficient and energy-saving building slurry stirring device" was invented by Sensen Chen (Nanjing, China), Qilun Zhang (Nanjing, China), Ping Wang (Nanjing, China), Yanfeng Song (Nanjing, China), Hui Bao (Nanjing, China), Tao Jiang (Nanjing, China), Xiufa Guan (Nanjing, China), Yufeng Wang (Nanjing, China), Jie Jiang (Nanjing, China), Xingyang He (Nanjing, China), Zhong Wen (Nanjing, China), Zhuo Wen (Nanjing, China), Deng Chen (Nanjing, China), Longxi Li (Nanjing, China) and Gang Luo (Nanjing, China).

According to the abstract* released by the U.S. Patent & Trademark O...