Inventor · disambiguated record
Meng Liu
Also filed as: LIU MENG · LIU MENG-CHIH
4 granted patents·3 citations·filing 2004–2024
59Inventor score
Files withASIA VITAL COMPONENTS CO LTD1SHAANXI ZHONGLIN ASPHALT PAVEMENT MAINTENANCE TECH CO LTD1SHANDONG WEIMA PUMPS MFG CO LTD1SHENZHEN SMARTSAFE TECH CO LTD1
Top patents by PatentIndex Score
4 records- 0171US12168912B1Downhole hydraulic directional control valve used by hydraulic power pumps and working method thereofSHANDONG WEIMA PUMPS MFG CO LTD·Filed 2023·Granted Dec 17, 2024·1 cites·8 claims
- 0251US12282037B2Automatic and rapid detection method of gradation for asphalt mixture and automatic detection deviceSHAANXI ZHONGLIN ASPHALT PAVEMENT MAINTENANCE TECH CO LTD·Filed 2024·Granted Apr 22, 2025·0 cites·10 claims
- 0334US7089128B2Control circuit of a DC fan motor for start with high voltage and high rotational speed with low voltageASIA VITAL COMPONENTS CO LTD·Filed 2004·Granted Aug 8, 2006·2 cites·1 claims
- 0428USD1102490SRefrigerant recovery and filling cleaning machineSHENZHEN SMARTSAFE TECH CO LTD·Filed 2024·Granted Nov 18, 2025·0 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →