Inventor · San Diego, CA, US

Ping Liu

103Patents
16h-index
88Co-inventors
89Inventor score

Filing activity: Sep 8, 1992 → Mar 16, 2025

Most-cited inventions

PatentTitleAreaCited byStatus
US5354692A Analyte detection device including a hydrophobic barrier for improved fluid flow Emerging Cross-Sectional Technologies 123 Expired
US9142830B2 Phase separated silicon-tin composite as negative electrode material for lithium-ion batteries Emerging Cross-Sectional Technologies 72 Active
US6156395A Plasma enhanced chemical vapor deposition (PECVD) method of forming vanadium oxide films and vanadium oxide thin-films prepared thereby Emerging Cross-Sectional Technologies 48 Expired
US8503161B1 Supercapacitor cells and micro-supercapacitors Emerging Cross-Sectional Technologies 47 Active
US6805999B2 Buried anode lithium thin film battery and process for forming the same Emerging Cross-Sectional Technologies 47 Expired
US8268510B2 Fuel cell fabrication using photopolymer based processes Emerging Cross-Sectional Technologies 34 Active
US8531158B2 Method and apparatus for assessing battery state of health Emerging Cross-Sectional Technologies 30 Active
US9005847B2 Fuel cell fabrication using photopolymer based processes Emerging Cross-Sectional Technologies 29 Active
US8524412B2 Fuel cell fabrication using photopolymer based processes Emerging Cross-Sectional Technologies 29 Active
US9059451B2 Coatings for lithium titanate to suppress gas generation in lithium-ion batteries and methods for making and use thereof Emerging Cross-Sectional Technologies 27 Active
US9005811B2 Phase separated silicon—tin composite as negative electrode material for lithium-ion and lithium sulfur batteries Emerging Cross-Sectional Technologies 26 Active
US7298017B1 Actuation using lithium/metal alloys and actuator device Emerging Cross-Sectional Technologies 24 Expired
US8715393B2 Capture of carbon dioxide (CO2) from air Emerging Cross-Sectional Technologies 24 Active
US9252455B1 Lithium battery structures employing composite layers, and fabrication methods to produce composite layers Emerging Cross-Sectional Technologies 19 Active
US8309240B1 Encapsulated fire-retardant materials to improve battery safety Emerging Cross-Sectional Technologies 16 Active
US7927507B1 Hydrogen storage compositions Emerging Cross-Sectional Technologies 16 Active
US8262774B2 Air collector with functionalized ion exchange membrane for capturing ambient CO2 Emerging Cross-Sectional Technologies 16 Active
US9093707B2 MultiLayer solid electrolyte for lithium thin film batteries Emerging Cross-Sectional Technologies 15 Active
US8680815B2 Method and apparatus for assessing battery state of health Physics 14 Active
US5632826A Quasicrystalline precipitation hardened metal alloy and method of making Chemistry; Metallurgy 14 Expired
US7274128B1 Layered inorganic with pillared organic nanocomposite actuators Emerging Cross-Sectional Technologies 14 Expired
US9091735B2 Method for determining a state of a rechargeable battery device in real time Physics 13 Active
US9337484B2 Electrodes having a state of charge marker for battery systems Emerging Cross-Sectional Technologies 12 Active
US9658291B1 Methods and apparatus for dynamic estimation of battery open-circuit voltage Emerging Cross-Sectional Technologies 12 Active
US9379418B2 Battery with reference electrode for voltage monitoring Emerging Cross-Sectional Technologies 12 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.