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Heon-seok Park
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Gyeonggi-do, KR
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Patents Grants
last 30 patents
Information
Patent Grant
Component for fuel injector and method for coating the same
Patent number
11,661,649
Issue date
May 30, 2023
HYUNDAI KEFICO CORPORATION
Han Su Park
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Heterocyclic derivatives and use thereof
Patent number
10,633,394
Issue date
Apr 28, 2020
C&C RESEARCH LABORATORIES
Chan Hee Park
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Titanium etchant composition and method of forming a semiconductor...
Patent number
8,801,958
Issue date
Aug 12, 2014
Samsung Electronics Co., Ltd.
Dong-Min Kang
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Reagent vessel
Patent number
8,367,023
Issue date
Feb 5, 2013
Infopia Co., Ltd.
Byeong-woo Bae
G01 - MEASURING TESTING
Patents Applications
last 30 patents
Information
Patent Application
BALL AND VALVE SEAT FOR FUEL INJECTOR, AND METHOD FOR COATING THE SAME
Publication number
20210254206
Publication date
Aug 19, 2021
HYUNDAI KEFICO CORPORATION
Heon Joon Park
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
COMPONENT FOR FUEL INJECTOR AND METHOD FOR COATING THE SAME
Publication number
20210190024
Publication date
Jun 24, 2021
HYUNDAI KEFICO CORPORATION
Han Su Park
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
HETEROCYCLIC DERIVATIVES AND USE THEREOF
Publication number
20210155594
Publication date
May 27, 2021
C&C RESEARCH LABORATORIES
Chan Hee PARK
C07 - ORGANIC CHEMISTRY
Information
Patent Application
BALL AND VALVE SEAT FOR FUEL INJECTOR, AND METHOD FOR COATING SAME
Publication number
20200217287
Publication date
Jul 9, 2020
Hyundai Kefico Corporation
Sung Chul Cha
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
HETEROCYCLIC DERIVATIVES AND USE THEREOF
Publication number
20190119297
Publication date
Apr 25, 2019
C&C RESEARCH LABORATORIES
Chan Hee PARK
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
DEVICE AND METHOD FOR PROVIDING POI INFORMATION USING POI GROUPING
Publication number
20160132513
Publication date
May 12, 2016
SK PLANET CO., LTD.
So-Young Lim
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
XANTHENE-BASED PURPLE DYE COMPOUND, COLORING RESIN COMPOSITION FOR...
Publication number
20150322265
Publication date
Nov 12, 2015
KYUNG-IN SYNTHETIC CO., LTD.
Soonhyun PARK
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
TRIARYLMETHANE BLUE DYE COMPOUND, BLUE RESIN COMPOSITION FOR COLOR...
Publication number
20150060744
Publication date
Mar 5, 2015
KYUNG SYNTHETIC CO., LTD.
Soonhyun Park
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
TITANIUM ETCHANT COMPOSITION AND METHOD OF FORMING A SEMICONDUCTOR...
Publication number
20110240912
Publication date
Oct 6, 2011
Dong-Min Kang
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
REAGENT VESSEL
Publication number
20100196999
Publication date
Aug 5, 2010
Byeong-woo Bae
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL