JANG; Dong Gyu

Patent Applications and Registrations

Patent applications and USPTO patent grants for JANG; Dong Gyu.The latest application filed is for "method for automatically injecting monomer for optical material into mold".

Company Profile

2.10.17

JANG; Dong Gyu - Daejeon KR
Jang; Dong Gyu - Gyeongsangnam-do 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
Method For Automatically Injecting Monomer For Optical Material Into Mold App 20210308922 - JANG; Dong Gyu ; et al.	2021-10-07
Method for producing 3-mercaptopropionic acid, and methods using same for producing carboxylic acid ester compound having mercapto group and thiourethane-based optical material Grant 10,399,935 - Jang , et al. Sep	2019-09-03
Polymerizable composition, molded product, and use thereof Grant 10,202,483 - Shinohara , et al. Feb	2019-02-12
Method of producing resin for thiourethane-based optical material using general-purpose polyisocyanate compound, resin composition for thiourethane-based optical material and thiourethane-based optical material including resin produced by the method Grant 10,067,266 - Jang , et al. September 4, 2	2018-09-04
Method For Producing 3-mercaptopropionic Acid, And Methods Using Same For Producing Carboxylic Acid Ester Compound Having Mercapto Group And Thiourethane-based Optical Material App 20180179154 - JANG; Dong Gyu ; et al.	2018-06-28
Polymerizable Composition, Molded Product, And Use Thereof App 20170226267 - SHINOHARA; Naoki ; et al.	2017-08-10
Method for storing episulfide compound and method for preparing thioepoxy-based optical material using said episulfide compound Grant 9,658,364 - Jang , et al. May 23, 2	2017-05-23
Method for preparing polythiol compound and polymeric composition for optical material comprising same Grant 9,522,879 - Jang , et al. December 20, 2	2016-12-20
Polymerizable Composition For High-refractive Optical Material And Method For Preparing High-refractive Optical Material App 20160185887 - JANG; Dong Gyu ; et al.	2016-06-30
Method for preparing thioepoxy-based optical material and polymerizable composition thereof Grant 9,372,281 - Jang , et al. June 21, 2	2016-06-21
Method For Storing Episulfide Compound And Method For Preparing Thioepoxy-based Optical Material Using Said Episulfide Compound App 20150247955 - Jang; Dong Gyu ; et al.	2015-09-03
Method Of Manufacturing Thiourethane - Based Optical Material App 20150226879 - Jang; Dong Gyu ; et al.	2015-08-13
Method for manufacturing resin for urethane-based optical material, resin composition for same, and optical material manufactured thereby Grant 9,052,436 - Jang , et al. June 9, 2	2015-06-09
Novel Method For Preparing Polythiol Compound And Polymeric Composition For Optical Material Comprising Same App 20150148512 - Jang; Dong Gyu ; et al.	2015-05-28
Method For Producing Polythiol Compound For Optical Materials And Composition Comprising Same For Optical Materials App 20150018507 - Jang; Dong Gyu ; et al.	2015-01-15
Method For Preparing Thioepoxy-based Optical Material And Polymerizable Composition Thereof App 20140336332 - Jang; Dong Gyu ; et al.	2014-11-13
Composition Containing Heat-treated Powder Or Extract Of Glycine Soja As Active Gradient For Prevention And Treatment Of Diabetes Mellitus And Diabetic Complications App 20140106015 - Jang; Dong Gyu ; et al.	2014-04-17
Method Of Producing Resin For Thiourethane-based Optical Material Using General-purpose Polyisocyanate Compound, Resin Composition For Thiourethane-based Optical Material And Thiourethane-based Optical Material Including Resin Produced By The Method App 20140039145 - Jang; Dong Gyu ; et al.	2014-02-06
Method For Manufacturing Resin For Urethane-based Optical Material, Resin Composition For Same, And Optical Material Manufactured Thereby App 20130303721 - Jang; Dong Gyu ; et al.	2013-11-14
Dryer And Control Method Of The Same App 20120151792 - Jang; Dong Gyu ; et al.	2012-06-21
Optical resin composition having excellent impact resistance and method for fabricating optical lens using the same Grant 8,097,190 - Jang , et al. January 17, 2	2012-01-17
Optical Resin Composition Having Excellent Impact Resistance And Method For Fabricating Optical Lens Using The Same App 20090225425 - Jang; Dong Gyu ; et al.	2009-09-10

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