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Inventor

Kyung Yun Kim

Inventor
Seongnam-si, KR

Overview

2→
Patents
2010–2021
Patent span
Chemistry
Primary field (CPC C)

Patents· 2 as inventor

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

B21Dprimary
B21DWorking or processing of sheet metal or metal tubes, rods or profiles without essentially removing material17%
C11DDetergent compositions17%
C21DModifying the physical structure of ferrous metals17%
C23CCoating metallic material17%
G03FPhotomechanical production of textured or patterned surfaces, e.g. for printing, for processing of semiconductor devices17%
Y10TTechnical subjects covered by former us classification17%
PatentTitleYear
11,092,895Peeling solution composition for dry film resist20217,739,980'Apparatus for manufacturing steel tube and method for manufacturing the same'2010

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2010Patents assigned to KOREA BUNDY CO LTD (1)· patent assignee history
2010Based in Pyongtaek, KR· patent location history
2021Patents assigned to LTC CO LTD (1)· patent assignee history
2021Based in Seongnam-si, KR· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
KOREA BUNDY CO LTD12010
LTC CO LTD12021
Locations
LocationPatentsSpan
Seongnam-si, KR12021
Pyongtaek, KR12010