ALEXANDRIA, Va., April 21 -- United States Patent no. 12,606,357, issued on April 21, was assigned to Minhong Tan (Yancheng, China), JIANGSU RITONG MACHINERY TECHNOLOGY Co. LTD (Yancheng, China) and SUN FOREST ECOTECHNOLOGY (ZHEJIANG) Co. LTD. (Ningbo, China).

"Paper buffer packaging layer and packaging paper" was invented by Minhong Tan (Yancheng, China), Jie Wu (Yancheng, China) and Xiangmin Ji (Yancheng, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention provides a paper buffering packaging layer and packaging paper, wherein the paper buffering packaging layer comprises a base layer, and a plurality of buffer packages and a plurality of air chambers formed in the buffer packages, w...