Inventor

HAYS ANDREW W

US50 patents

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

HAYS ANDREW W

XEROX CORP

Hot air impingement drying system for inkjet images

Air removal means for ink jet printers

Electrostatic actuator and method of making the electrostatic actuator

Method and apparatus for recovering an ink discharging condition of an ink jet recording apparatus

System for removing support structure using integrated fluid paths

Method of removing support structure using integrated fluid paths

Pin-actuated printhead

Integrated piezo printhead

Drum heater systems and methods

Moving air jet image conditioner for liquid ink

Printing 3D tempered chocolate

Multi-layer electroformed nozzle plate with attenuation pockets

System for removing support structure using integrated fluid paths

System and method for removing support structure from three-dimensional printed objects using microwave energy and nanoparticles

Print element de-prime method

Method of printing chocolate structures

System for removing support structure from three-dimensional printed objects using microwave energy

System and method for removing support structure from three-dimensional printed objects using microwave energy

Working fluids for high frequency elevated temperature thermo-pneumatic actuation

Thermo-pneumatic actuator fabricated using silicon-on-insulator (SOI)

Mixing device and mixing method

Mixing device and mixing method

Printhead with nanotips for nanoscale printing and manufacturing

Integrated thin film piezoelectric printhead

Printhead with nanotips for nanoscale printing and manufacturing

Ink jet printing systems and methods with pre-fill and dimple design

Method of printing 3D tempered chocolate

Printing 3D tempered chocolate

Extrusion printheads for three-dimensional object printers

Membrane bond alignment for electrostatic ink jet printhead

Thermo-pneumatic actuator working fluid layer

System and method for removing support structure from three-dimensional printed objects using microwave energy

Systems and methods for implementing a post-processing scheme for minimizing curl in sets of output image receiving media substrates imaged in image forming devices

Printhead configured for use with high viscosity materials

Printhead configured to refill nozzle areas with high viscosity materials

HAYS ANDREW W

Multiple layer filter

Rock screen with particle trap

Actuator deprime for bubble control for ink jet printhead

Water vapor control structure

Ink jet printing systems and methods with pre-fill and dimple design

Printhead having particle circulation with separation

Multi-plane filter laminate to increase filtration surface area

GULVIN PETER M

On-chip heater and thermistors for inkjet

On-chip heater and thermistors for inkjet

Ink jet print head plate

CASELLA JAMES M

Low-adhesion coating to eliminate damage during freeze/thaw of MEMSjet printheads

Multiple priming holes for improved freeze/thaw cycling of MEMSjet printing devices

NYSTROM PETER J

Printhead de-prime system and method for solid ink systems

STEPHENS TERRANCE L

Polymer internal contamination filter for ink jet printhead

GERNER BRADLEY JAMES

Screen printed jet stack heater