Inventor · Sydney, AU

Gregory John McAvoy

214Patents
20h-index
19Co-inventors
87Inventor score

Filing activity: Apr 24, 2000 → May 11, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US7637594B2 Ink jet nozzle arrangement with a segmented actuator nozzle chamber cover Emerging Cross-Sectional Technologies 128 Active
US6672710B1 Thermal ink jet printhead with symmetric bubble formation Performing Operations; Transporting 45 Expired
US7438391B2 Micro-electromechanical nozzle arrangement with non-wicking roof structure for an inkjet printhead Emerging Cross-Sectional Technologies 29 Active
US6886917B2 Inkjet printhead nozzle with ribbed wall actuator Emerging Cross-Sectional Technologies 29 Expired
US7188933B2 Printhead chip that incorporates nozzle chamber reduction mechanisms Emerging Cross-Sectional Technologies 28 Expired
US7284838B2 Nozzle arrangement for an inkjet printing device with volumetric ink ejection Emerging Cross-Sectional Technologies 28 Active
US7758161B2 Micro-electromechanical nozzle arrangement having cantilevered actuators Emerging Cross-Sectional Technologies 25 Active
US7182436B2 Ink jet printhead chip with volumetric ink ejection mechanisms Emerging Cross-Sectional Technologies 25 Expired
US7465029B2 Radially actuated micro-electromechanical nozzle arrangement Emerging Cross-Sectional Technologies 24 Active
US7156494B2 Inkjet printhead chip with volume-reduction actuation Emerging Cross-Sectional Technologies 24 Expired
US7347536B2 Ink printhead nozzle arrangement with volumetric reduction actuators Emerging Cross-Sectional Technologies 24 Active
US7101025B2 Printhead integrated circuit having heater elements with high surface area Performing Operations; Transporting 23 Expired
US7156495B2 Ink jet printhead having nozzle arrangement with flexible wall actuator Emerging Cross-Sectional Technologies 23 Expired
US7604323B2 Printhead nozzle arrangement with a roof structure having a nozzle rim supported by a series of struts Emerging Cross-Sectional Technologies 23 Active
US7533967B2 Nozzle arrangement for an inkjet printer with multiple actuator devices Emerging Cross-Sectional Technologies 22 Active
US7562967B2 Printhead with a two-dimensional array of reciprocating ink nozzles Emerging Cross-Sectional Technologies 22 Active
US6979075B2 Micro-electromechanical fluid ejection device having nozzle chambers with diverging walls Emerging Cross-Sectional Technologies 21 Expired
US7568790B2 Printhead integrated circuit with an ink ejecting surface Emerging Cross-Sectional Technologies 21 Active
US6959981B2 Inkjet printhead nozzle having wall actuator Emerging Cross-Sectional Technologies 20 Expired
US7179395B2 Method of fabricating an ink jet printhead chip having actuator mechanisms located about ejection ports Emerging Cross-Sectional Technologies 20 Expired
US7842248B2 Microfluidic system comprising microfluidic pump, mixer or valve Emerging Cross-Sectional Technologies 18 Active
US6755509B2 Thermal ink jet printhead with suspended beam heater Performing Operations; Transporting 18 Expired
US7147303B2 Inkjet printing device that includes nozzles with volumetric ink ejection mechanisms Emerging Cross-Sectional Technologies 16 Expired
US6969153B2 Micro-electromechanical fluid ejection device having actuator mechanisms located about ejection ports Emerging Cross-Sectional Technologies 16 Expired
US7669973B2 Printhead having nozzle arrangements with radial actuators Emerging Cross-Sectional Technologies 16 Active

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