Inventor

KIM HAK

KR10 patents

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

SAMSUNG ELECTRONICS CO LTD

5 patents

US5413898AMay 9, 1995

Method of forming a pattern on a substrate having a step change in height

SAMSUNG ELECTRONICS CO LTD26 citations92

US6582860B2Jun 24, 2003

Photomask having small pitch images of openings for fabricating openings in a semiconductor memory device and a photolithographic method for fabricating the same

SAMSUNG ELECTRONICS CO LTD5 citations73

US5504627AApr 2, 1996

Projection exposure system

SAMSUNG ELECTRONICS CO LTD17 citations72

US6872510B2Mar 29, 2005

Photomask having small pitch images of openings for fabricating openings in a semiconductor memory device and a photolithographic method for fabricating the same

SAMSUNG ELECTRONICS CO LTD3 citations62

US7830496B2Nov 9, 2010

Method of exposing substrate with one polarization mask and at least two lights and apparatus for performing the same

SAMSUNG ELECTRONICS CO LTD2 citations61

POSCO

3 patents

US12365972B2Jul 22, 2025

Non-magnetic austenitic stainless steel

POSCO2 citations68

US12173392B2Dec 24, 2024

Austenitic stainless steel having increased yield ratio and manufacturing method thereof

POSCO0 citations54

US12590359B2Mar 31, 2026

Austenitic stainless steel with excellent productivity and cost reduction effect and method for producing same

POSCO0 citations38

(unassigned)

1 patent

US6802452B2Oct 12, 2004

Bar code scanner and method

25 citations91

BAEK KYOUNG-YUN

1 patent

US8084801B2Dec 27, 2011

Cell structure for a semiconductor memory device and method of fabricating the same

BAEK KYOUNG-YUN2 citations54