Inventor · disambiguated record
Zhen Liu
Also filed as: LIU ZHEN · LIU ZHEN-CHUAN
3 granted patents·1 pending application·32 citations·filing 2002–2023
60Inventor score
Top patents by PatentIndex Score
4 records- 0177US6850753B2Tunable low noise amplifier and current-reused mixer for a low power RF applicationMUCHIP CO LTD·Filed 2002·Granted Feb 1, 2005·32 cites·11 claims
- 0264US12447432B2Switchable two-stage coalescence separation systemUNIV CHINA PETROLEUM BEIJING·Filed 2023·Granted Oct 21, 2025·0 cites·10 claims
- 0361US2023330573A1Filter capable of automatically cutting off gas flowUNIV CHINA PETROLEUM BEIJING·Filed 2023·Application pending·0 cites
- 0460US12478909B2Coalescing filter elementUNIV CHINA PETROLEUM BEIJING·Filed 2023·Granted Nov 25, 2025·0 cites·11 claims
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