Kwon; Yong Tak

Patent Applications and Registrations

Patent applications and USPTO patent grants for Kwon; Yong Tak.The latest application filed is for "catalyst for synthesizing carbon nanotube and method of synthesizing carbon nanotube".

Company Profile

2.13.12

Kwon; Yong Tak - Daejeon KR
Kwon; Yong Tak - Yuseong-gu 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
Catalyst for synthesizing carbon nanotube and method of synthesizing carbon nanotube Grant 11,117,120 - Seo , et al. September 14, 2	2021-09-14
Catalyst for manufacturing multi-walled carbon nanotube and method of manufacturing multi-walled carbon nanotube using the same Grant 10,556,797 - Kwon , et al. Feb	2020-02-11
Catalyst for Synthesizing Carbon Nanotube and Method of Synthesizing Carbon Nanotube App 20190126255 - Seo; Hye Ryun ; et al.	2019-05-02
Catalyst or production of multi-walled carbon nanotubes and method of producing multi-walled carbon nanotubes using the same Grant 9,919,925 - Choi , et al. March 20, 2	2018-03-20
Catalyst for Manufacturing Multi-Walled Carbon Nanotube and Method of Manufacturing Multi-Walled Carbon Nanotube Using the Same App 20180016147 - Kwon; Yong-Tak ; et al.	2018-01-18
Method for producing carbon nanotubes Grant 9,862,611 - Kim , et al. January 9, 2	2018-01-09
Catalyst having surface-modified metal nanoparticles immobilized in stationary phase in which a polymer electrolyte membrane is formed, and preparation method thereof Grant 9,724,674 - Chung , et al. August 8, 2	2017-08-08
Catalyst for Production of Multi-Walled Carbon Nanotubes and Method of Producing Multi-Walled Carbon Nanotubes Using the Same App 20170022063 - Choi; Hyun-Chul ; et al.	2017-01-26
Mixed manganese ferrite coated catalyst, method of preparing the same, and method of preparing 1,3-butadiene using the same Grant 9,550,174 - Kwon , et al. January 24, 2	2017-01-24
METHOD OF PREPARING CATALYST HAVING Pt-Pd DISPERSED POLYMER ELECTROLYTE MULTILAYERS TREATED WITH SULFURIC ACID App 20150147267 - HONG; Suk Joon ; et al.	2015-05-28
Polyelectrolyte multilayer thin film catalyst and method for producing same Grant 8,784,769 - Chung , et al. July 22, 2	2014-07-22
Mixed manganese ferrite catalysts, method of preparing thereof and method of preparing 1,3-butadiene using thereof Grant 8,674,156 - Chung , et al. March 18, 2	2014-03-18
Mixed Manganese Ferrite Coated Catalyst, Method Of Preparing The Same, And Method Of Preparing 1,3-butadiene Using The Same App 20130158325 - Kwon; Yong Tak ; et al.	2013-06-20
Catalyst Having Surface-modified Metal Nanoparticles Immobilized In Stationary Phase In Which A Polymer Electrolyte Membrane Is Formed, And Preparation Method Thereof App 20130022535 - Chung; Young Min ; et al.	2013-01-24
Polyelectrolyte Multilayer Thin Film Catalyst And Method For Producing Same App 20130004411 - Chung; Young Min ; et al.	2013-01-03
Method of producing 1,3-butadiene from N-butene using continuous-flow dual-bed reactor Grant 8,222,472 - Chung , et al. July 17, 2	2012-07-17
Polyelectrolyte Multilayer Thin Film Catalyst And Method For Producing Same App 20120051999 - Chung; Young Min ; et al.	2012-03-01
Method Of Producing 1,3-butadiene From N-butene Using Continuous-flow Dual-bed Reactor App 20110004041 - Chung; Young Min ; et al.	2011-01-06
Mixed Manganese Ferrite Catalysts, Method Of Preparing Thereof And Method Of Preparing 1,3-butadiene Using Thereof App 20100280300 - Chung; Young Min ; et al.	2010-11-04

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