LexDanaLexDanabeta
Inventor

Iiwook HAN

Inventor
KR

Overview

2→
Patents
2024–2025
Patent span
Performing operations
Primary field (CPC B)

Patents· 2 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

B23Kprimary
B23KSoldering or unsoldering50%
C22CAlloys50%
PatentTitleYear
12,285,824Methods of welding high manganese steel with step-out weld zone erosion-corrosion resistance202511,883,906High manganese steel pipe with step-out weld zone erosion-corrosion resistance and method of making the same2024

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2024Patents assigned to EXXONMOBIL RES & ENG CO (1)· patent assignee history
2024Patents assigned to POSCO (1)· patent assignee history
2024–2025Based in KR· patent location history
2025Patents assigned to POSCO CO LTD (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
EXXONMOBIL RES & ENG CO12024
POSCO12024
POSCO CO LTD12025
Locations
LocationPatentsSpan
KR22024–2025