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Shandong, China

Feng Liu

USPTO Granted Patents = 2

Average Co-Inventor Count = 9.5

ph-index = 1

Company Filing History:

China University of Petroleum (East China)

China Petroleum & Chemical Corporation

Sinopec Oilfield Service Corporation

Sinopec Shengli Petroleum Engineering Co., Ltd

Drilling Technology Research Institute of Sinopec Shengli Petroleum Engineering

where one patent can have more than one assignee

Years Active: 2024-2026

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2 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12516581 - Coring tool, coring method, and application thereof (2026-01-06),

2. 11872505 - Separation device with two-stage gas-liquid mixture and conical spiral fields (2024-01-16),

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