Duck Kyun Ahn

Person

Daejeon, KR

People

Patents Grantslast 30 patents

Information Patent Grant
Toner having multiple inflection points on storage modulus curve wi...
- Patent number 8,603,717
- Issue date Dec 10, 2013
- Samsung Fine Chemicals Co., Ltd.
- Jae Bum Park
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method of forming toner image and electrophotographic image forming...
- Patent number 8,492,060
- Issue date Jul 23, 2013
- Samsung Fine Chemicals Co., Ltd.
- Dae Woong Choi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner having core-shell structure and method of preparing the same
- Patent number 8,475,995
- Issue date Jul 2, 2013
- Samsung Fine Chemicals Co., Ltd.
- Dae Il Hwang
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner using resin having active hydrogen-containing group and metho...
- Patent number 8,389,188
- Issue date Mar 5, 2013
- Samsung Fine Chemicals Co., Ltd.
- Dong Won Kim
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method of preparing toner
- Patent number 8,389,196
- Issue date Mar 5, 2013
- Samsung Fine Chemicals Co., Ltd.
- Woo Young Yang
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method of preparing toner using micro-suspension particles and tone...
- Patent number 8,206,884
- Issue date Jun 26, 2012
- Samsung Fine Chemicals Co., Ltd.
- Woo Young Yang
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
METHOD OF FORMING TONER IMAGE AND ELECTROPHOTOGRAPHIC IMAGE FORMING...
- Publication number 20110159424
- Publication date Jun 30, 2011
- SAMSUNG FINE CHEMICALS CO., LTD.
- Dae Woong Choi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
TONER HAVING MULTIPLE INFLECTION POINTS ON STORAGE MODULUS CURVE WI...
- Publication number 20110116841
- Publication date May 19, 2011
- SAMSUNG FINE CHEMICALS CO., LTD.
- Jae Bum Park
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
TONER CONTAINING BINDER RESIN HAVING WAX PROPERTIES AND METHOD OF P...
- Publication number 20110076609
- Publication date Mar 31, 2011
- Samsung Fine Chemicals Co., Ltd.
- Dae Il Hwang
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
TONER USING RESIN BEING INSOLUBLE IN ORGANIC SOLVENTS AND METHOD FO...
- Publication number 20110033207
- Publication date Feb 10, 2011
- SAMSUNG FINE CHEMICALS CO., LTD.
- Duck Kyun Ahn
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
WAX-RESIN COMPATIBILIZER, WAX-RESIN DISPERSION INCLUDING THE WAX-RE...
- Publication number 20110028643
- Publication date Feb 3, 2011
- SAMSUNG FINE CHEMICALS CO., LTD.
- Dae Il Hwang
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
ELECTROPHOTOGRAPHIC TONER AND ELECTROPHOTOGRAPHIC IMAGE FORMING APP...
- Publication number 20100272471
- Publication date Oct 28, 2010
- SAMSUNG FINE CHEMICALS CO., LTD.
- Woo Young Yang
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
TONER USING RESIN HAVING ACTIVE HYDROGEN-CONTAINING GROUP AND METHO...
- Publication number 20100239972
- Publication date Sep 23, 2010
- SAMSUNG FINE CHEMICALS CO., LTD.
- Dong Won Kim
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
TONER HAVING CORE-SHELL STRUCTURE AND METHOD OF PREPARING THE SAME
- Publication number 20100232837
- Publication date Sep 16, 2010
- SAMSUNG FINE CHEMICALS CO., LTD.
- Dae Il Hwang
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
METHOD OF PREPARING TONER
- Publication number 20100216069
- Publication date Aug 26, 2010
- Samsung Fine Chemicals Co. LTd
- Woo Young Yang
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
METHOD OF PREPARING TONER USING MICRO-SUSPENSION PARTICLES AND TONE...
- Publication number 20100098462
- Publication date Apr 22, 2010
- SAMSUNG FINE CHEMICALS CO., LTD.
- Woo Young Yang
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
METHOD OF PREPARING TONER HAVING CORE-SHELL STRUCTURE AND TONER PRE...
- Publication number 20100055599
- Publication date Mar 4, 2010
- SAMSUNG FINE CHEMICALS CO., LTD.
- Woo Young Yang
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Duck Kyun Ahn

Person

Patents Grantslast 30 patents

Toner having multiple inflection points on storage modulus curve wi...

Method of forming toner image and electrophotographic image forming...

Toner having core-shell structure and method of preparing the same

Toner using resin having active hydrogen-containing group and metho...

Method of preparing toner

Method of preparing toner using micro-suspension particles and tone...

Patents Applicationslast 30 patents

METHOD OF FORMING TONER IMAGE AND ELECTROPHOTOGRAPHIC IMAGE FORMING...

TONER HAVING MULTIPLE INFLECTION POINTS ON STORAGE MODULUS CURVE WI...

TONER CONTAINING BINDER RESIN HAVING WAX PROPERTIES AND METHOD OF P...

TONER USING RESIN BEING INSOLUBLE IN ORGANIC SOLVENTS AND METHOD FO...

WAX-RESIN COMPATIBILIZER, WAX-RESIN DISPERSION INCLUDING THE WAX-RE...

ELECTROPHOTOGRAPHIC TONER AND ELECTROPHOTOGRAPHIC IMAGE FORMING APP...

TONER USING RESIN HAVING ACTIVE HYDROGEN-CONTAINING GROUP AND METHO...

TONER HAVING CORE-SHELL STRUCTURE AND METHOD OF PREPARING THE SAME

METHOD OF PREPARING TONER

METHOD OF PREPARING TONER USING MICRO-SUSPENSION PARTICLES AND TONE...

METHOD OF PREPARING TONER HAVING CORE-SHELL STRUCTURE AND TONER PRE...