Inventor

CHUNG JAE-WOO

KR59 patents

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

CHUNG JAE-WOO

SAMSUNG ELECTRONICS CO LTD

Piezoelectric ink-jet printhead

Methods of adjusting ink ejection characteristics of inkjet printing apparatus and driving the inkjet printing apparatus

Piezoelectric actuator of an ink-jet printhead and method for forming the same

Defect detection device of a print head and method of detecting defect of a print head

Inkjet printhead assembly and ink supply apparatus for the same

Piezoelectric ink-jet printhead and method of manufacturing a nozzle plate of the same

Restrictors with structure to prevent back flow and inkjet head having the same

Ink-jet printhead package

Piezolelectric inkjet printhead having temperature sensor and method of making the same

Method of driving an ink-jet printhead

Method of forming a hydrophobic coating layer on a surface of a nozzle plate for an ink-jet printhead

Semiconductor wafer processing apparatus and method for processing batch of wafers having variable number of wafer lots

Control system for semiconductor processing apparatus

Nozzle plate usable with inkjet printhead

Method of forming piezoelectric actuator of inkjet head

Piezoelectric inkjet head and method of manufacturing the same

Piezoelectric inkjet printhead and method of manufacturing the same

Inkjet head having piezoelectric actuator for restrictor, and image forming method and apparatus having the same

Printing system, printing apparatuses, and methods of forming nozzles of printing apparatuses

Method of forming hydrophobic coating layer on surface of nozzle plate of inkjet head

Piezoelectric inkjet printhead

Method of manufacturing TFT and array TFT

Sensing apparatus

SAMSUNG ELECTRO MECH

Piezoelectric inkjet printhead

Piezoelectric actuator for an ink-jet printhead and method of forming the same

Piezoelectric inkjet printhead and method of manufacturing the same

Inkjet printhead employing piezoelectric actuator and method of manufacturing the inkjet printhead

Method for manufacturing piezoelectric ink-jet printhead

Inkjet head including plurality of restrictors to restrain crosstalk

Inkjet printhead using non-aqueous ink

Method of forming hydrophobic coating layer on surface of nozzle plate of inkjet printhead

Piezoelectric inkjet printhead and method of manufacturing the same

Method of forming thick layer by screen printing and method of forming piezoelectric actuator of inkjet head

Piezoelectric inkjet printhead

Inkjet printhead having piezoelectric actuator and method of driving the piezoelectric actuator

Nozzle plate of inkjet printhead and method of manufacturing the nozzle plate

Piezoelectric actuator inkjet head and method of forming the same

FOUNDATION SOONGSIL UNIV INDUSTRY COOPERATION

Cordless hair dryer

Supramolecular structure and method of manufacturing the same and self-healing elastomer

KANG SUNG-GYU

Inkjet printing apparatus and method of forming nozzles

Nozzle plate and method of manufacturing the same

CHUNG JAE-WOO

Conductive carbon nanotube-metal composite ink

Methods of driving an inkjet printing apparatus

AMOGREENTECH CO LTD

Method of preparing graphene-graphene fused material and method of preparing graphene-substrate composite using the same

LEE SEUNG-HO

Methods of forming wirings in electronic devices

LEE TAE-KYUNG

Method of forming a piezoelectric actuator of an inkjet head

HONG YOUNG-KI

Printing system, printing apparatuses, and methods of forming nozzles of printing apparatuses

LEE YOU-SEOP

Inkjet printhead and method of removing bubbles in the same

LEE JAE-CHANG

Piezoelectric inkjet printhead and method of manufacturing the same

KIM JOONG-HYUK

Methods of driving hybrid inkjet printing apparatus including resonating ink in a nozzle