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Inventor

HYUN SANG KONG

Inventor
KR

Overview

2→
Patents
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.

B08Bprimary
B08BCleaning in general9%
B23BTurning9%
B23HWorking of metal by the action of a high concentration of electric current on a workpiece using an electrode which takes the place of a tool9%
B23KSoldering or unsoldering9%
C23GCleaning or de-greasing of metallic material by chemical methods other than electrolysis9%
F22BMethods of steam generation9%
F28DHeat-exchange apparatus, not provided for in another subclass, in which the heat-exchange media do not come into direct contact9%
F28GCleaning of internal or external surfaces of heat-exchange or heat-transfer conduits, e.g. water tubes or boilers9%
G21CNuclear reactors9%
H05HPlasma technique9%
PatentTitleYear
12,485,462Opening maching apparatus for heat transfer tube, method of forming opening in tube wall of heat transfer tube using same, and method of removing foreign material through same opening of same heat transfer tube202512,226,845Apparatus and method for cleaning oxide film2025

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2025Patents assigned to DOOSAN ENERBILITY CO LTD (2)· patent assignee history
2025Patents assigned to NAT UNIV PUKYONG IND UNIV COOP FOUND (1)· patent assignee history
2025Based in KR· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
DOOSAN ENERBILITY CO LTD22025
NAT UNIV PUKYONG IND UNIV COOP FOUND12025
Locations
LocationPatentsSpan
KR22025