Han; Chang Sun

Patent Applications and Registrations

Patent applications and USPTO patent grants for Han; Chang Sun.The latest application filed is for "super absorbent polymer and method for producing same".

Company Profile

12.68.67

Han; Chang Sun - Daejeon KR
Han; Chang Sun - Incheon N/A KR
- Daejeon KR
Han; Chang Sun - Yuseong-gu KR
Han; Chang-Sun - Yeosoo KR
Han; Chang Sun - Daejeon-city KR
Han, Chang-Sun - Yeosoo-city KR
Han, Chang-Sun - Cheollanam-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
Super Absorbent Polymer And Method For Producing Same App 20220266221 - Lee; Yong Hun ; et al.	2022-08-25
Method for preparing polymer particles Grant 11,413,794 - Her , et al. August 16, 2	2022-08-16
Super absorbent polymer and method for producing same Grant 11,384,208 - Lee , et al. July 12, 2	2022-07-12
Super absorbent polymer and method for producing same Grant 11,358,121 - Lee , et al. June 14, 2	2022-06-14
Method For Preparing Polymer Particles App 20210284808 - HER; Eun Kyu ; et al.	2021-09-16
Super absorbent polymer and method for preparing same Grant 11,066,496 - Sohn , et al. July 20, 2	2021-07-20
Super Absorbent Polymer And Method For Producing Same App 20210197173 - Ahn; Tae Bin ; et al.	2021-07-01
Super absorbent polymer and method for producing same Grant 11,000,829 - Ahn , et al. May 11, 2	2021-05-11
Super Absorbent Polymer Non-Woven Fabric and Preparation Method of the Same App 20210079571 - Kim; Chanjoong ; et al.	2021-03-18
Super absorbent polymer granules and preparation method thereof Grant 10,927,223 - Nam , et al. February 23, 2	2021-02-23
Super Absorbent Polymer and Method for Producing Same App 20210046449 - Nam; Hye Mi ; et al.	2021-02-18
Super absorbent polymer and method for producing same Grant 10,850,260 - Nam , et al. December 1, 2	2020-12-01
Super absorbent polymer Grant 10,829,630 - Seo , et al. November 10, 2	2020-11-10
Super absorbent polymer Grant 10,821,418 - Nam , et al. November 3, 2	2020-11-03
Method for preparing super absorbent polymer, and super absorbent polymer Grant 10,773,237 - Yoon , et al. Sept	2020-09-15
Superabsorbent polymer and preparation method thereof Grant 10,759,912 - Lee , et al. Sep	2020-09-01
Super Absorbent Polymer Granules And Preparation Method Thereof App 20200207929 - Nam; Dae Woo ; et al.	2020-07-02
Preparation Method Of Super Absorbent Polymer App 20200164344 - Kim; Dong Hyun ; et al.	2020-05-28
Super absorbent polymer granules and preparation method thereof Grant 10,662,296 - Nam , et al.	2020-05-26
Preparation method of superabsorbent polymer and superabsorbent polymer prepared thereby Grant 10,550,230 - Lee , et al. Fe	2020-02-04
Super Absorbent Polymer And Method For Producing Same App 20200009529 - Nam; Hye Mi ; et al.	2020-01-09
Super Absorbent Polymer And Method For Producing Same App 20200009530 - Ahn; Tae Bin ; et al.	2020-01-09
Super absorbent polymer Grant 10,335,768 - Ahn , et al.	2019-07-02
Super absorbent polymer and manufacturing method thereof Grant 10,335,766 - Kim , et al.	2019-07-02
Super Absorbent Polymer And Method For Preparing Same App 20190194366 - Sohn; Jung Min ; et al.	2019-06-27
Super Absorbent Polymer And Method For Producing Same App 20190099739 - Lee; Yong Hun ; et al.	2019-04-04
Super Absorbent Polymer And Method For Producing Same App 20190077924 - Lee; Sang Gi ; et al.	2019-03-14
Preparation method of superabsorbent polymer and superabsorbent polymer prepared thereby Grant 10,208,171 - Lee , et al. Feb	2019-02-19
Superabsorbent Polymer And Preparation Method Thereof App 20190010297 - Lee; Soo Jin ; et al.	2019-01-10
Method For Preparing Super Absorbent Polymer, And Super Absorbent Polymer App 20180318793 - Yoon; Hyung Ki ; et al.	2018-11-08
Super Absorbent Polymer App 20180312680 - Seo; Sung Jong ; et al.	2018-11-01
Super Absorbent Polymer App 20180304232 - Nam; Dae Woo ; et al.	2018-10-25
Super absorbent polymer and a preparation method thereof Grant 10,086,361 - Won , et al. October 2, 2	2018-10-02
Preparation method of super absorbent polymer Grant 10,086,362 - Kim , et al. October 2, 2	2018-10-02
Preparation Method Of Superabsorbent Polymer And Superabsorbent Polymer Prepared Thereby App 20180265653 - Lee; Yong Hun ; et al.	2018-09-20
Preparation Method Of Superabsorbent Polymer And Superabsorbent Polymer Prepared Thereby App 20180237594 - Lee; Yong Hun ; et al.	2018-08-23
Super Absorbent Polymer Granules And Preparation Method Thereof App 20180237593 - Nam; Dae Woo ; et al.	2018-08-23
Method of preparing superabsorbent polymer granules Grant 10,040,911 - Kim , et al. August 7, 2	2018-08-07
Preparation method of superabsorbent polymer and superabsorbent polymer prepared thereby Grant 10,023,703 - Lee , et al. July 17, 2	2018-07-17
Super Absorbent Polymer App 20180185819 - Ahn; Tae Bin ; et al.	2018-07-05
Method for preparing super absorbent polymer and super absorbent polymer prepared therefrom Grant 9,976,003 - Lee , et al. May 22, 2	2018-05-22
Method of preparing superabsorbent polymer Grant 9,975,979 - Kim , et al. May 22, 2	2018-05-22
Preparation Method Of Super Absorbent Polymer App 20170354952 - Kim; Dong Hyun ; et al.	2017-12-14
Method Of Preparing Superabsorbent Polymer App 20170226248 - Kim; Kyu Pal ; et al.	2017-08-10
Method Of Preparing Superabsorbent Polymer Granules App 20170226295 - Kim; Kyu Pal ; et al.	2017-08-10
Method for preparing super absorbent polymer and super absorbent polymer prepared therefrom Grant 9,700,873 - Lee , et al. July 11, 2	2017-07-11
Preparation method of superabsorbent polymer Grant 9,701,796 - Jung , et al. July 11, 2	2017-07-11
Preparation method of a super absorbent polymer Grant 9,656,296 - Leem , et al. May 23, 2	2017-05-23
Method for preparing a super absorbent polymer Grant 9,656,242 - Lee , et al. May 23, 2	2017-05-23
Superabsorbent polymer Grant 9,624,328 - Won , et al. April 18, 2	2017-04-18
Method For Preparing Super Absorbent Polymer And Super Absorbent Polymer Prepared Therefrom App 20170029576 - Lee; Yong Hun ; et al.	2017-02-02
Preparation Method Of Superabsorbent Polymer And Superabsorbent Polymer Prepared Thereby App 20170015798 - Lee; Yong Hun ; et al.	2017-01-19
Super Absorbent Polymer And A Preparation Method Thereof App 20160361704 - Won; Tae-Young ; et al.	2016-12-15
Super absorbent polymer and a preparation method thereof Grant 9,517,446 - Won , et al. December 13, 2	2016-12-13
Method For Preparing Super Absorbent Polymer And Super Absorbent Polymer Prepared Therefrom App 20160318002 - Lee; Yong Hun ; et al.	2016-11-03
Preparation Method Of Superabsorbent Polymer App 20160311985 - Jung; Hwayoon ; et al.	2016-10-27
Super Absorbent Polymer And Manufacturing Method Thereof App 20160288088 - Kim; Mi Young ; et al.	2016-10-06
Coated paper having a coating structure with controlled distribution of latex and method for preparing the same Grant 9,433,972 - Yeu , et al. September 6, 2	2016-09-06
Portable combined stimulation device for alleviating menstrual pain Grant 9,421,123 - Lee , et al. August 23, 2	2016-08-23
Method For Preparing A Super Absorbent Polymer App 20160207026 - Lee; Yong Hun ; et al.	2016-07-21
Superabsorbent Polymer App 20150315321 - Won; Tae Young ; et al.	2015-11-05
Method of preparing a super absorbent polymer and a super absorbent polymer prepared therefrom Grant 9,156,974 - Lee , et al. October 13, 2	2015-10-13
Method Of Preparing A Super Absorbent Polymer And A Super Absorbent Polymer Prepared Therefrom App 20150259522 - Lee; Yong Hun ; et al.	2015-09-17
Shredder for super absorbent polymer and preparation method of super absorbent polymer using the same Grant 9,120,100 - Kim , et al. September 1, 2	2015-09-01
Super absorbent polymer Grant 9,114,381 - Lee , et al. August 25, 2	2015-08-25
Method of preparing super absorbent polymer Grant 9,109,097 - Lee , et al. August 18, 2	2015-08-18
Method of manufacture of styrene-butadiene latexes Grant 9,040,118 - Choi , et al. May 26, 2	2015-05-26
Preparation method of superabsorbent polymer Grant 9,029,480 - Won , et al. May 12, 2	2015-05-12
Odorless paper coating latex and paper coating composition containing the same Grant 9,028,971 - Han , et al. May 12, 2	2015-05-12
Super Absorbent Polymer App 20150099624 - Lee; Hye-Min ; et al.	2015-04-09
Method Of Preparing Super Absorbent Polymer App 20150094427 - Lee; Yong Hun ; et al.	2015-04-02
Coated paper having a coating structure with controlled distribution of latex and method for preparing the same Grant 8,993,106 - Yeu , et al. March 31, 2	2015-03-31
Super Absorbent Polymer And A Preparation Method Thereof App 20150087742 - Won; Tae-Young ; et al.	2015-03-26
Latex resin composition for rubber gloves without sulfur and vulcanization acceleator and method of manufacturing dip-formed article using the composition Grant 8,975,351 - Kim , et al. March 10, 2	2015-03-10
Shredder for super adsorbent polymer and preparation method of super absorbent polymer using the same Grant 8,919,683 - Kim , et al. December 30, 2	2014-12-30
Shredder for super adsorbent polymer and preparation method of super absorbent polymer using the same Grant 08919683 -	2014-12-30
Shredder For Super Absorbent Polymer And Preparation Method Of Super Absorbent Polymer Using The Same App 20140339344 - KIM; Gi-Cheul ; et al.	2014-11-20
Preparation Method Of A Super Absorbent Polymer App 20140329024 - Leem; Gyu ; et al.	2014-11-06
Polymerization reactor for producing super absorbent polymers and method of producing super absorbent polymers using the polymerization reactor Grant 8,829,066 - Won , et al. September 9, 2	2014-09-09
Binder with good rate property and long cycleability for lithium secondary battery Grant 8,758,937 - Ryu , et al. June 24, 2	2014-06-24
Preparation method of superabsorbent polymer Grant 8,697,812 - Won , et al. April 15, 2	2014-04-15
Multi-layered paper coating latex having high swelling and contraction property, method for preparing the same, and paper coating composition containing the same Grant 8,674,000 - Lee , et al. March 18, 2	2014-03-18
Preparation Method Of Superabsorbent Polymer App 20140058048 - Won; Tae-Young ; et al.	2014-02-27
Preparation Method Of Superabsorbent Polymer App 20140051813 - Won; Tae-Young ; et al.	2014-02-20
Coated Paper Having A Coating Structure With Controlled Distribution Of Latex And Method For Preparing The Same App 20130288030 - Yeu; Seung-Uk ; et al.	2013-10-31
Binder With Good Rate Property And Long Cycleability For Lithium Secondary Battery App 20120330589 - Ryu; Dong Jo ; et al.	2012-12-27
Binder with good rate property and long cycleability for lithium secondary battery Grant 8,277,976 - Ryu , et al. October 2, 2	2012-10-02
Portable Combined Stimulation Device For Alleviating Menstrual Pain App 20120109233 - Lee; Won joon ; et al.	2012-05-03
Polymerization Reactor For Producing A Super Absorbent Polymer And Method For Producing A Super Absorbent Polymer Using The Polymerization Reactor App 20120108695 - Won; Tae-Young ; et al.	2012-05-03
Process for Preparing Super Absorbent Polymers App 20120035294 - Kim; Gi-Cheul ; et al.	2012-02-09
Shredder For Super Adsorbent Polymer And Preparation Method Of Super Absorbent Polymer Using The Same App 20110290920 - Kim; Gi-Cheul ; et al.	2011-12-01
Styrene-butadiene latex binder for ink-jet paper, preparation method thereof and coating liquid containing the same Grant 8,053,045 - Choi , et al. November 8, 2	2011-11-08
Carboxylic acid-modified nitrile copolymer latex and latex composition for dip forming comprising the same Grant 8,044,138 - Han , et al. October 25, 2	2011-10-25
Latex Resin Composition For Rubber Gloves Without Sulfur And Vulcanization Acceleator And Method Of Manufacturing Dip-formed Article Using The Composition App 20110229646 - Kim; Byoung Yun ; et al.	2011-09-22
Polymer binder for electrochemical device comprising multiply stacked electrochemical cells Grant 7,935,442 - Kim , et al. May 3, 2	2011-05-03
Styrene-Butadiene Latex Binder For Ink-Jet Paper, Preparation Method Thereof And Coating Liquid Containing The Same App 20110014402 - Choi; Ho-Yeul ; et al.	2011-01-20
Carboxylic Acid-modified Nitrile Copolymer Latex And Latex Composition For Dip Forming Comprising The Same App 20100152365 - Han; Jung Su ; et al.	2010-06-17
Composite binder for an electrode with dispersants chemically bound Grant 7,695,821 - Han , et al. April 13, 2	2010-04-13
Method for preparing styrene-butadiene latex Grant 7,612,128 - Choi , et al. November 3, 2	2009-11-03
Multi-layered paper coating latex having high swelling and contraction property, method for preparing the same, and paper coating composition containing the same App 20080097019 - Lee; Dae-Ho ; et al.	2008-04-24
Paper coating latex using ionic monomer Grant 7,256,229 - Yeu , et al. August 14, 2	2007-08-14
Composite binder for an electrode with dispersants chemically bound App 20070055023 - Han; Chang Sun ; et al.	2007-03-08
Odorless paper coating latex and paper coating composition containing the same App 20070049662 - Han; Jung-su ; et al.	2007-03-01
Acrylic impact modifier prepared by multi-stage polymerization and method for preparing the same Grant 7,173,082 - Ahn , et al. February 6, 2	2007-02-06
Polymer binder for electrochemical device comprising multiply stacked electrochemical cells App 20060275661 - Kim; Byoung Yun ; et al.	2006-12-07
Method of manufacture of styrene-butadiene latexes App 20060263602 - Choi; Ho-yeul ; et al.	2006-11-23
Binder with good rate property and long cycleability for lithium secondary battery App 20060257739 - Ryu; Dong Jo ; et al.	2006-11-16
Method for preparing styrene-butadiene latex App 20060089454 - Choi; Ho-yeul ; et al.	2006-04-27
Method of preparing latex for coating paper Grant 7,019,072 - Choi , et al. March 28, 2	2006-03-28
Cell property, adhesive property and coating property-controlled binder for lithium secondary battery with 2 or more phases App 20060058462 - Kim; Hae Young ; et al.	2006-03-16
Method for preparing acryl based impact-reinforcement Grant 6,989,408 - Ryu , et al. January 24, 2	2006-01-24
Method of preparing emulsion polymer with hollow structure and emulsion polymer prepared by the method App 20060009587 - Kim; Hae Young ; et al.	2006-01-12
Acrylic impact modifier prepared by multi-stage polymerization and method for preparing the same App 20050119393 - Ahn, Jeong-Heon ; et al.	2005-06-02
Method for preparing acryl based impact-reinforcement App 20050101732 - Ryu, Dong-Jo ; et al.	2005-05-12
Acrylic rubber latex having bimodal particle distribution Grant 6,864,303 - Lee , et al. March 8, 2	2005-03-08
Paper coating latex using ionic monomer App 20040249055 - Yeu, Seung-Uk ; et al.	2004-12-09
Artificial pigment and method for preparing the same Grant 6,750,297 - Yeu , et al. June 15, 2	2004-06-15
Acrylic rubber latex having bimodal particle distribution App 20030114597 - Lee, Yong-Hun ; et al.	2003-06-19
Method of preparing latex for coating paper App 20030105222 - Choi, Ho-Yeul ; et al.	2003-06-05
Artifical pigment and method for preparing the same App 20030008945 - Yeu, Seung-Uk ; et al.	2003-01-09