Inventor · Tianjin, CN

Xiumei Liu

20Patents
5h-index
63Co-inventors
72Inventor score

Filing activity: Sep 17, 1999 → Mar 10, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US7616986B2 Optical fiber scanner for performing multimodal optical imaging Physics 155 Expired
US6355491B1 Individually addressable micro-electromagnetic unit array chips Emerging Cross-Sectional Technologies 136 Expired
US7952718B2 High resolution optical coherence tomography based imaging for intraluminal and interstitial use implemented with a reduced form factor Physics 123 Active
US7924434B2 Systems configured to generate output corresponding to defects on a specimen Physics 5 Active
US9615439B2 System and method for inhibiting radiative emission of a laser-sustained plasma source Electricity 5 Active
US11356594B1 Tilted slit confocal system configured for automated focus detection and tracking Physics 2 Active
US8355140B2 Systems configured to generate output corresponding to defects on a specimen Physics 2 Active
US10066243B2 Surfactant improved ethanol fermentation method Emerging Cross-Sectional Technologies 1 Active
US11787750B1 Fertilizers for delaying decay of Huanglongbing-affected tree and preparation methods thereof Chemistry; Metallurgy 0 Active
US10663982B2 Double-spring and high-precision hysteretic pressure control valve Mechanical Engineering; Lighting; Heating 0 Active
US11397153B2 Apparatus and method for gray field imaging Physics 0 Active
US11965835B2 Apparatus and method for gray field imaging Physics 0 Active
US11330164B2 Determining focus settings for specimen scans Physics 0 Active
US10814260B2 Gas-powder separation three-phase jet flow fire monitor system Human Necessities 0 Active
US11865389B2 Vehicle-mounted large-flow fire-fighting foam fluid mixing system Human Necessities 0 Active
US11326413B2 Wire-line core drilling tool Fixed Constructions 0 Active
US10407700B2 Surfactant-improved simultaneous saccharification and co-fermentation method for lignocellulose Emerging Cross-Sectional Technologies 0 Active
US10139011B2 Self-heat-dissipation pressure-reducing valve Emerging Cross-Sectional Technologies 0 Active
US11592653B2 Automated focusing system for tracking specimen surface with a configurable focus offset Physics 0 Active
US11697970B2 Directly connected drill pipe applicable to extreme conditions Mechanical Engineering; Lighting; Heating 0 Active

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