Assignee
CNOOC CHINA CO LTD
CN·2 granted patents·0 citations·filing 2024–2024
Top patents by PatentIndex Score
2 records- 0146US12560463B2Flow rate measurement method for spiral throttling componentCNOOC CHINA CO LTD·Filed 2024·Granted Feb 24, 2026·0 cites·6 claims
- 0240US12411030B2Forward and reverse bidirectional flow rate measurement method for subsea chemical agent injection deviceCNOOC CHINA CO LTD·Filed 2024·Granted Sep 9, 2025·0 cites·9 claims
Join the waitlist — get patent alerts
Get an alert when CNOOC CHINA CO LTD files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →