ALEXANDRIA, Va., April 21 -- United States Patent no. 12,607,767, issued on April 21, was assigned to CHINA NATIONAL PETROLEUM Corp. (Beijing) and CNPC CHUANQING DRILLING ENGINEERING COMPANY Ltd. (Chengdu, China).

"Gamma fusion computing method based on gamma probe state parameters" was invented by Dengyun Lu (Chengdu, China), Jing Bai (Chengdu, China), Lei Li (Chengdu, China), Jichuan Zhang (Chengdu, China), Chongjun Huang (Chengdu, China), Chong Liao (Chengdu, China), Junbin Chen (Chengdu, China), Bin Zhang (Chengdu, China), Zhigang Dong (Chengdu, China) and Xinjian Wang (Chengdu, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A gamma fusion computing method based on gamma probe parameters includes: ...