Choi; Chang Hyun

Patent Applications and Registrations

Patent applications and USPTO patent grants for Choi; Chang Hyun.The latest application filed is for "stainless steel flux cored wire for manufacturing lng tank".

Company Profile

0.6.12

Choi; Chang Hyun - Gyeongsangnam-do KR
Choi; Chang Hyun - Seoul KR
Choi; Chang Hyun - Gumi-si KR

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Stainless Steel Flux Cored Wire For Manufacturing Lng Tank App 20220281037 - Im; Hee Dae ; et al.	2022-09-08
Stainless Steel Welding Wire For Use In Lng Tank Manufacturing App 20220281038 - Im; Hee Dae ; et al.	2022-09-08
Organic/inorganic composite coating porous separator and secondary battery element using same Grant 10,270,073 - Hyun , et al.	2019-04-23
Preparation Method Of Platinum/tin/metal/alumina Catalyst For Direct Dehydrogenation Of N-butane And Method For Producing C4 Olefins Using Said Catalyst App 20180133694 - PARK; Gle ; et al.	2018-05-17
Image data processing method and electronic device supporting the same Grant 9,734,591 - Kim , et al. August 15, 2	2017-08-15
Porous separator with water-based organic/inorganic complex coating, a method for preparing the same, and an electrochemical device using the same Grant 9,711,772 - Yoo , et al. July 18, 2	2017-07-18
Organic/inorganic Composite Coating Porous Separator And Secondary Battery Element Using Same App 20160359155 - HYUN; Jae Yong ; et al.	2016-12-08
Light conversion light-emitting device with enhanced luminescence efficiency using anisotropic metal nanoparticles Grant 9,343,635 - Kim , et al. May 17, 2	2016-05-17
Image Data Processing Method And Electronic Device Supporting The Same App 20160078291 - KIM; Mi Su ; et al.	2016-03-17
Organic/Inorganic Complex Coating Porous Separator And Secondary Battery Using The Same App 20150303427 - HYUN; Jae Yong ; et al.	2015-10-22
Light Conversion Light-emitting Device With Enhanced Light Luminescence Efficiency Using Anisotropic Metal Nanoparticles App 20150155449 - Kim; Ki Se ; et al.	2015-06-04
Porous Separator Coated With Organic/inorganic Complex Using Aqueous Coating Solution, Method For Manufacturing Same, And Electrochemical Device Using Same App 20150140404 - Yoo; Ji Na ; et al.	2015-05-21
PREPARATION METHOD OF PLATINUM/TIN/METAL/ALUMINA CATALYST FOR DIRECT DEHYDROGENATION OF n-BUTANE AND METHOD FOR PRODUCING C4 OLEFINS USING SAID CATALYST App 20150038758 - PARK; Gle ; et al.	2015-02-05
Circular filtering disc and filter device having the same Grant 8,875,904 - Choi , et al. November 4, 2	2014-11-04
PREPARATION METHOD OF PLATINUM/TIN/ALUMINA CATALYST FOR DIRECT DEHYDROGENATION OF n-BUTANE AND METHOD FOR PRODUCING C4 OLEFINS USING SAID CATALYST App 20140309470 - PARK; Gle ; et al.	2014-10-16
Polylactic Acid-polyalkylene Glycol Copolymer With Fast Crystallization Rate And Composition Comprising The Same App 20140100318 - PARK; Steve ; et al.	2014-04-10
Circular Filtering Disc And Filter Device Having The Same App 20110253618 - CHOI; Chang Hyun ; et al.	2011-10-20

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