Patents by Inventor In-taek Han

In-taek Han has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 9501013
    Abstract: A heating member for a fusing apparatus includes a resistive heating layer including a base polymer and an electroconductive filler dispersed in the base polymer, where the resistive heating layer generates heat by receiving electric energy, and where a storage modulus of the resistive heating layer is about 1.0 megapascal or greater.
    Type: Grant
    Filed: May 8, 2013
    Date of Patent: November 22, 2016
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Sang-eui Lee, Dong-earn Kim, Dong-ouk Kim, Ha-jin Kim, Sung-hoon Park, Min-jong Bae, Yoon-chul Son, Kun-mo Chu, In-Taek Han
  • Patent number: 9362189
    Abstract: A case including a case main body, a matrix including a semiconductor nanocrystal, the matrix disposed in the case main body, and a sealant disposed on the case main body, wherein the sealant has a gas permeability of about 1 cubic centimeter at standard temperature and pressure per centimeter per meter squared per day per atmosphere or less and a tensile strength of about 5 megaPascals or more, and wherein the semiconductor nanocrystal is a Group II-VI compound, a Group III-V compound, a Group IV-VI compound, a Group IV element, a Group IV element, a Group IV compound, or a combination thereof.
    Type: Grant
    Filed: May 9, 2012
    Date of Patent: June 7, 2016
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Shin Ae Jun, Eun Joo Jang, In-Taek Han, Hyun A. Kang, Hyo Sook Jang, Sang Eui Lee, Soo-Kyung Kwon
  • Patent number: 9348280
    Abstract: A heating composite, including a polymer matrix; and a carbon nanotube structure including a plurality of carbon nanotubes continuously connected to each other and integrated with the polymer matrix.
    Type: Grant
    Filed: May 18, 2012
    Date of Patent: May 24, 2016
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Sang-Eui Lee, In-Taek Han, Yoon-Chul Son, Ha Jin Kim, Dong-Ouk Kim, Dong-Earn Kim, Kun Mo Chu
  • Patent number: 9272902
    Abstract: A resistance heating composition including a silicon emulsion particle, a carbon nanotube, and an aqueous medium.
    Type: Grant
    Filed: August 2, 2012
    Date of Patent: March 1, 2016
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Dong-ouk Kim, Dong-earn Kim, Ha-jin Kim, Sung-hoon Park, Min-jong Bae, Yoon-chul Son, Sang-eui Lee, Kun-mo Chu, In-taek Han
  • Patent number: 9178212
    Abstract: A composite anode active material including metal core particles and carbon nanotubes that are covalently bound to the metal core particles, an anode including the composite anode active material, a lithium battery employing the anode, and a method of preparing the composite anode active material.
    Type: Grant
    Filed: November 12, 2013
    Date of Patent: November 3, 2015
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jeong-Hee Lee, Jeong-Na Heo, Ho-Suk Kang, Sang-Kook Mah, In-Taek Han
  • Patent number: 9052655
    Abstract: A heating member includes: a resistive heating layer which generates heat when supplied with electrical energy; a release layer as an outermost layer of the heating member and including a polymer; an intermediate layer disposed between the resistive heating layer and the release layer. The resistive heating layer includes a base polymer, and an electroconductive filler dispersed in the base polymer. The intermediate layer includes a polymer material being a same type as the base polymer of the resistive heating layer or the polymer of the release layer.
    Type: Grant
    Filed: March 21, 2013
    Date of Patent: June 9, 2015
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Yoon-chul Son, Dong-earn Kim, Dong-ouk Kim, Ha-jin Kim, Sung-hoon Park, Min-jong Bae, Sang-eui Lee, Kun-mo Chu, In-taek Han
  • Patent number: 9034212
    Abstract: An electron emission source includes nano-sized acicular materials and a cracked portion formed in at least one portion of the electron emission source. The acicular materials are exposed between inner walls of the cracked portion. A method for preparing the electron emission source, a field emission device including the electron emission source, and a composition for forming the electron emission source are also provided in the present invention.
    Type: Grant
    Filed: October 30, 2012
    Date of Patent: May 19, 2015
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Yong-chul Kim, In-taek Han, Ho-suk Kang
  • Publication number: 20140070147
    Abstract: A composite anode active material including metal core particles and carbon nanotubes that are covalently bound to the metal core particles, an anode including the composite anode active material, a lithium battery employing the anode, and a method of preparing the composite anode active material.
    Type: Application
    Filed: November 12, 2013
    Publication date: March 13, 2014
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jeong-Hee Lee, Jeong-Na Heo, Ho-Suk Kang, Sang-Kook Mah, In-Taek Han
  • Publication number: 20140072353
    Abstract: A fusing apparatus including a heating unit including a heater having a substantially flat shape; a nip forming unit which faces the heating unit and forms a fusing nip with the heating unit; and a driving unit which moves the heating unit to alternately repeat a forward motion whereby the heating unit moves forward in a moving direction of the recording medium, when the fusing nip is formed, and a returning motion whereby the heating unit moves backward in a direction opposite to the moving direction of the recording medium, when the fusing nip is released.
    Type: Application
    Filed: June 21, 2013
    Publication date: March 13, 2014
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Dong-earn KIM, Dong-ouk KIM, Ha-jin KIM, Sung-hoon PARK, Min-jong BAE, Yoon-chul SON, Sang-eui LEE, Kun-mo CHU, In-taek HAN
  • Publication number: 20140021403
    Abstract: A carbon nanotube includes carbon nanotubes, and an entanglement member which is combined with the carbon nanotubes and has a three-dimensional shape.
    Type: Application
    Filed: July 17, 2013
    Publication date: January 23, 2014
    Inventors: Ha-jin KIM, In-taek HAN, Shashikant PATOLE, Ji-beom YOO, Jae-hun JEONG
  • Patent number: 8608983
    Abstract: A composite anode active material including metal core particles and carbon nanotubes that are covalently bound to the metal core particles, an anode including the composite anode active material, a lithium battery employing the anode, and a method of preparing the composite anode active material.
    Type: Grant
    Filed: January 29, 2010
    Date of Patent: December 17, 2013
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jeong-hee Lee, Jeong-na Heo, Ho-suk Kang, Sang-kook Mah, In-taek Han
  • Publication number: 20130302074
    Abstract: A heating member for a fusing apparatus includes a resistive heating layer including a base polymer and an electroconductive filler dispersed in the base polymer, where the resistive heating layer generates heat by receiving electric energy, and where a storage modulus of the resistive heating layer is about 1.0 megapascal or greater.
    Type: Application
    Filed: May 8, 2013
    Publication date: November 14, 2013
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Sang-eui LEE, Dong-earn KIM, Dong-ouk KIM, Ha-jin KIM, Sung-hoon PARK, Min-jong BAE, Yoon-chul SON, Kun-mo CHU, In-taek HAN
  • Publication number: 20130251425
    Abstract: A heating member includes: a resistive heating layer which generates heat when supplied with electrical energy; a release layer as an outermost layer of the heating member and including a polymer; an intermediate layer disposed between the resistive heating layer and the release layer. The resistive heating layer includes a base polymer, and an electroconductive filler dispersed in the base polymer. The intermediate layer includes a polymer material being a same type as the base polymer of the resistive heating layer or the polymer of the release layer.
    Type: Application
    Filed: March 21, 2013
    Publication date: September 26, 2013
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Yoon-chul SON, Dong-earn KIM, Dong-ouk KIM, Ha-jin KIM, Sung-hoon PARK, Min-jong BAE, Sang-eui LEE, Kun-mo CHU, In-taek HAN
  • Patent number: 8531096
    Abstract: A field emission device includes; a substrate including at least one groove, at least one metal electrode disposed respectively in the at least one groove, and carbon nanotube (“CNT”) emitters disposed respectively on the at least one metal electrode, wherein each of the CNT emitters includes a composite of Sn and CNTs.
    Type: Grant
    Filed: June 5, 2009
    Date of Patent: September 10, 2013
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Yoon-chul Son, Yong-chul Kim, In-taek Han, Ho-suk Kang
  • Publication number: 20130222510
    Abstract: A resistance heating composition including a silicon emulsion particle, a carbon nanotube, and an aqueous medium.
    Type: Application
    Filed: August 2, 2012
    Publication date: August 29, 2013
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Dong-ouk KIM, Dong-earn KIM, Ha-Jin KIM, Sung-hoon PARK, Min-jong BAE, Yoon-chul SON, Sang-eui LEE, Kun-mo CHU, In-taek HAN
  • Publication number: 20130113360
    Abstract: An electron emission source includes nano-sized acicular materials and a cracked portion formed in at least one portion of the electron emission source. The acicular materials are exposed between inner walls of the cracked portion. A method for preparing the electron emission source, a field emission device including the electron emission source, and a composition for forming the electron emission source are also provided in the present invention.
    Type: Application
    Filed: October 30, 2012
    Publication date: May 9, 2013
    Inventors: Yong-chul KIM, In-taek HAN, Ho-suk KANG
  • Patent number: 8437674
    Abstract: A heating member includes a resistive heating layer disposed on an outermost layer of the heating member, where the resistive heating layer includes a conductive filler distributed in a base material and where the resistive heating layer emits heat when supplied with an electric current from an electrode, and a contacting unit which exposes the conductive filler of the resistive heating layer and contacts the electrode.
    Type: Grant
    Filed: July 29, 2010
    Date of Patent: May 7, 2013
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Sang-eui Lee, In-taek Han, Ha-jin Kim, Sang-soo Jee, Dong-earn Kim
  • Publication number: 20130062591
    Abstract: A case including a case main body, a matrix including a semiconductor nanocrystal, the matrix disposed in the case main body, and a sealant disposed on the case main body, wherein the sealant has a gas permeability of about 1 cubic centimeter at standard temperature and pressure per centimeter per meter squared per day per atmosphere or less and a tensile strength of about 5 megaPascals or more, and wherein the semiconductor nanocrystal is a Group II-VI compound, a Group III-V compound, a Group IV-VI compound, a Group IV element, a Group IV element, a Group IV compound, or a combination thereof.
    Type: Application
    Filed: May 9, 2012
    Publication date: March 14, 2013
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Shin Ae JUN, Eun Joo JANG, In-Taek HAN, Hyun A. KANG, Hyo Sook JANG, Sang Eui LEE, Soo-Kyung KWON
  • Patent number: 8355661
    Abstract: A fusing device includes; a heating member having a resistive heating layer constituting an outermost portion of the heating member, a nip forming member facing the heating member to form a fusing nip therewith, and a plurality of current supplying electrodes which contact an outer circumference of the resistive heating layer to supply electrical current to the resistive heating layer.
    Type: Grant
    Filed: August 10, 2010
    Date of Patent: January 15, 2013
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Dong-earn Kim, In-taek Han, Ha-jin Kim, Sang-soo Jee, Sang-eui Lee
  • Patent number: 8344606
    Abstract: A field emission device includes a substrate including a groove; a metal electrode disposed on a bottom surface of the groove; and a carbon nanotube (“CNT”) emitter. The CNT emitter includes an intermetallic compound layer disposed on the metal electrode and CNTs disposed on the intermetallic compound layer.
    Type: Grant
    Filed: May 18, 2009
    Date of Patent: January 1, 2013
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Yoon-chul Son, Yong-chul Kim, In-taek Han, Ho-suk Kang