Sou Hu Cai Jing·2026-01-09 03:51Group 1 - The State Intellectual Property Office of China has granted a patent to China Petroleum & Chemical Corporation for a technology related to image processing, with the announcement number CN116993593B and application date in April 2022 [1] - China Petroleum & Chemical Corporation, established in 2000 and based in Beijing, primarily engages in oil and gas extraction, with a registered capital of 121,739.6893 million RMB [1] - The company has invested in 267 enterprises, participated in 5,000 bidding projects, holds 45 trademark registrations, and has 5,000 patent records, along with 41 administrative licenses [1] Group 2 - Sinopec (Dalian) Petroleum and Chemical Research Institute Co., Ltd., established in 2022 and located in Dalian, focuses on research and experimental development, with a registered capital of 3,384.5908 million RMB [1] - This research institute has invested in 1 enterprise, participated in 2,801 bidding projects, holds 5,000 patent records, and possesses 65 administrative licenses [1]