Inventor · West Conshohocken, PA, US

Li Yan

23Patents
5h-index
43Co-inventors
69Inventor score

Filing activity: Jun 6, 1996 → Sep 2, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US5956354A Dual media laser with mode locking Electricity 35 Expired
US7153660B2 Non-invasive enzyme screen for tissue remodelling-associated conditions Physics 11 Expired
US7698780B2 Wheel structure Performing Operations; Transporting 10 Active
US7614115B2 Wheel structure with a central control Performing Operations; Transporting 8 Active
US7134167B2 Structure of a connecting shaft mechanism of a caster assembly Performing Operations; Transporting 5 Expired
US8477685B2 Enhanced mobility management at a mobile access gateway Electricity 5 Active
USD1017821S1 Massage apparatus General 5 Active
US9257578B2 Inorganic reaction system for electroconductive paste composition Emerging Cross-Sectional Technologies 4 Active
US7889478B2 Electricity conducting wheel structure Performing Operations; Transporting 2 Active
US12346778B2 AI-based condition classification system for patients with novel coronavirus Physics 0 Active
US11697612B2 Low LOI tellurium-lithium-silicon-zirconium frit system and conductive paste and application thereof Electricity 0 Active
US11098281B2 Method of differentiating pluripotent stem cells into mesenchymal stem cells under 3D spheroidal culture conditions Chemistry; Metallurgy 0 Active
US7499256B1 Electricity-conducting roller structure Performing Operations; Transporting 0 Active
US10550518B2 Method for controlling hydrophobic particles in aqueous environment in paper or board manufacture Emerging Cross-Sectional Technologies 0 Active
US10224438B2 Lead-tellurium inorganic reaction systems Emerging Cross-Sectional Technologies 0 Active
US9894031B2 Source-aware technique for facilitating LISP host mobility Physics 0 Active
US11115374B2 Source-aware technique for facilitating LISP host mobility Physics 0 Active
US11405351B2 Source-aware technique for facilitating LISP host mobility Physics 0 Active
US7432066B2 Non-invasive enzyme screen for tissue remodeling associated conditions Physics 0 Active
US10813647B2 Left atrial appendage occluder Human Necessities 0 Active
US10115836B2 Lead-bismuth-tellurium-silicate inorganic reaction system having improved adhesion properties Emerging Cross-Sectional Technologies 0 Active
US11603804B2 Control system of electronic-controlled oil-gas dual fuel engine Emerging Cross-Sectional Technologies 0 Active
US11884587B2 Silicon-lithium-lead system, conductive paste and preparation method thereof Emerging Cross-Sectional Technologies 0 Active

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