Inventor

MCAVOY GREGORY JOHN

IE207 patents

⚠️ This page may combine multiple inventors who share the name “MCAVOY GREGORY JOHN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

MCAVOY GREGORY JOHN

SILVERBROOK RES PTY LTD

Ink jet nozzle arrangement with a segmented actuator nozzle chamber cover

Printhead chip that incorporates nozzle chamber reduction mechanisms

Thermal ink jet printhead with symmetric bubble formation

Micro-electromechanical nozzle arrangement having cantilevered actuators

Inkjet printhead incorporating coincident groups of ink apertures

Printhead integrated circuit with an ink ejecting surface

Nozzle arrangement for an inkjet printer with multiple actuator devices

Micro-electromechanical nozzle arrangement with non-wicking roof structure for an inkjet printhead

Ink printhead nozzle arrangement with volumetric reduction actuators

Nozzle arrangement for an inkjet printing device with volumetric ink ejection

Ink jet printhead chip with volumetric ink ejection mechanisms

Method of fabricating an ink jet printhead chip having actuator mechanisms located about ejection ports

Inkjet printhead chip with volume-reduction actuation

Ink jet printhead having nozzle arrangement with flexible wall actuator

Micro-electromechanical fluid ejection device having nozzle chambers with diverging walls

Inkjet printhead nozzle with ribbed wall actuator

Thermal ink jet printhead with suspended beam heater

Printhead with ejection orifice in flexible element

Printhead having nozzle arrangements with radial actuators

Printhead nozzle arrangement with a roof structure having a nozzle rim supported by a series of struts

Printhead with a two-dimensional array of reciprocating ink nozzles

Nozzle arrangement for an inkjet printhead chip that incorporates a nozzle chamber reduction mechanism

Radially actuated micro-electromechanical nozzle arrangement

Inkjet printing device that includes nozzles with volumetric ink ejection mechanisms

Very high efficiency thermal ink jet printhead

Micro-electromechanical fluid ejection device having actuator mechanisms located about ejection ports

Ink jet printhead chip having an actuator mechanisms located about ejection ports

Inkjet printhead nozzle having wall actuator

Ink jet printhead with moveable ejection nozzles

Inkjet nozzle arrangement with annular heater element

Printhead integrated circuit having heater elements with high surface area

Thermoelastic inkjet actuator with heat conductive pathways

Microfluidic system comprising microfluidic pump, mixer or valve

Printhead including seal membrane

Mechanically-actuated microfluidic valve

Method of fabricating printhead using metal film for protecting hydrophobic ink ejection face

Mechanically-actuated microfluidic pinch valve

Microfluidic system comprising mechanically-actuated microfluidic pinch valve

Printhead integrated circuit comprising inkjet nozzle assemblies having connector posts

Inkjet nozzle assembly having thermal bend actuator with an active beam defining substantial part of nozzle chamber roof

Printhead having hydrophobic polymer coated on ink ejection face

Inkjet nozzle assembly having moving roof portion defined by a thermal bend actuator having a plurality of cantilever beams

Thermal bend actuator comprising porous material

Inkjet nozzle assembly having thermal bend actuator with an active beam defining part of an exterior surface of a nozzle chamber roof

MCAVOY GREGORY JOHN

Method of hydrophobizing and patterning frontside surface of integrated circuit

Printhead integrated circuit having exposed active beam coated with polymer layer

Mechanically-actuated microfluidic diaphragm valve

MEMS integrated circuit comprising microfluidic diaphragm valve

SILVERBROOK KIA

Printhead with individual nozzle firing frequency at least once per decap time

ZAMTEC LTD

MEMS fluid sensor