Guangdong
China
1
2023-11-16
1
2025-11-11
These are the the leading inventors for applications assigned to SINOPEC GUANGZHOU ENGINEERING CO., LTD.:
SINOPEC GUANGZHOU ENGINEERING CO., LTD. based in Guangdong, CN has been assigned the rights to these inventions. The list includes both Pending Applications and Patent Grants:
711513 ⎘