Inventor

JANG DONG-WOOK

KR11 patents

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

SK HYNIX INC

7 patents

US8947119B2Feb 3, 2015

Impedance calibration circuits with adjustable reference voltages

SK HYNIX INC10 citations82

US10083763B2Sep 25, 2018

Impedance calibration circuit and semiconductor memory device including the same

SK HYNIX INC3 citations72

US12431187B2Sep 30, 2025

Pre-charge control circuit and voltage generation circuit including the same

SK HYNIX INC0 citations58

US10020808B2Jul 10, 2018

Impedance calibration circuit and semiconductor memory apparatus having the same

SK HYNIX INC1 citations50

US8638152B2Jan 28, 2014

Signal transmission circuits

SK HYNIX INC0 citations50

US9455694B2Sep 27, 2016

Data transmission circuit

SK HYNIX INC0 citations41

US9602094B2Mar 21, 2017

Decoding circuit and method of decoding signal

SK HYNIX INC0 citations39

KWON SAM-YOUNG

1 patent

US8468949B2Jun 25, 2013

Vacuum division management system and vacuum blocking screen device for tube railway system

KWON SAM-YOUNG30 citations88

AMOGREENTECH CO LTD

1 patent

US10600563B2Mar 24, 2020

Magnetic-shield-type converter

AMOGREENTECH CO LTD2 citations62

JANG DONG-WOOK

1 patent

US8476923B2Jul 2, 2013

Impedance control circuit and integrated circuit chip including the same

JANG DONG-WOOK3 citations56

LEE CHUN GEOL

1 patent

US9437355B2Sep 6, 2016

Amorphous metal core, induction apparatus using same, and method for manufacturing same

LEE CHUN GEOL1 citations35