Patents by Inventor Dong Seong Kwag

Dong Seong Kwag 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: 9732964
    Abstract: The present invention relates to an electric oven. The electric oven according to an embodiment of the present invention includes a cavity which is provided with an oven chamber, a door for opening and closing alternatively the oven chamber, a carbon heater for providing radiant energy to the inside of a cooking room through the communication opening, a reflector for reflecting the radiant energy from the carbon heater to the inside of the cooking room, and a grate which is fixed to the reflector and is disposed on the communication opening and is provided with a forming section a part of which is formed toward the reflector. Therefore, the grate can be prevented from being damaged according to the electric oven of the present invention.
    Type: Grant
    Filed: February 11, 2011
    Date of Patent: August 15, 2017
    Assignee: LG ELECTRONICS INC.
    Inventors: Young Jun Lee, Hyun Jung Kim, Dong Seong Kwag
  • Patent number: 8735780
    Abstract: Provided are a heater supporter and an electric hob including the heater supporter. A tube heater is supported by the heater supporter, and at least a portion of the heater supporter is formed of a ceramic containing material. Therefore, food can be cooled more rapidly, and the tube can be easily installed. Furthermore, damage caused by heat generated from the tube heater can be minimized.
    Type: Grant
    Filed: March 16, 2009
    Date of Patent: May 27, 2014
    Assignee: LG Electronics Inc.
    Inventors: Young-Jun Lee, Byeong-Wook Park, Yang-Kyeong Kim, Wan-Soo Kim, Dong-Seong Kwag
  • Patent number: 8637793
    Abstract: An electric oven has an air passage structure that is designed to effectively cool down electric components. The air passage structure quickly cools down a variety of electric components on a top surface of a cavity using air introduced from outside the oven. The oven has a series of passages and openings allowing the effective movement of air past the electric components and through the oven.
    Type: Grant
    Filed: February 20, 2009
    Date of Patent: January 28, 2014
    Assignee: LG Electronics Inc.
    Inventors: Dong Seong Kwag, Hyeun Sik Nam, Wan Soo Kim, Seong Ho Cho, Jae Kyung Yang
  • Patent number: 8592734
    Abstract: Provided are a heater holder and an electric hob including the heater holder. Both end portions of a tube heater are supported by the heater holder having predetermined elasticity. Therefore, food can be cooked more rapidly, and the tube heater can be easily installed. Furthermore, damages caused by heat generated from the tube heater can be minimized.
    Type: Grant
    Filed: March 16, 2009
    Date of Patent: November 26, 2013
    Assignee: LG Electronics Inc.
    Inventors: Dong Seong Kwag, Byeong Wook Park, Yang Kyeong Kim, Young Jun Lee
  • Patent number: 8584663
    Abstract: A cooling and exhaust system of a dual oven has upper and lower ovens, in which, in one aspect, an installation structure of a cooling fan and an exhaust structure provided for respectively cooling and exhausting the upper and lower ovens may be integrated into a simplified structure having common components to increase the manufacturing productivity. In another aspect, fans provided at the upper and lower ovens may be independently controlled to operate at different speeds according to a desired operation to maximize the cooling efficiency.
    Type: Grant
    Filed: August 21, 2008
    Date of Patent: November 19, 2013
    Assignee: LG Electronics Inc.
    Inventors: Wan Soo Kim, Hyeun Sik Nam, Jae Kyung Yang, Dong Seong Kwag, Seong Ho Cho
  • Publication number: 20130299485
    Abstract: The present invention relates to an electric oven. The electric oven according to an embodiment of the present invention includes a cavity which is provided with an oven chamber, a door for opening and closing alternatively the oven chamber, a carbon heater for providing radiant energy to the inside of a cooking room through the communication opening, a reflector for reflecting the radiant energy from the carbon heater to the inside of the cooking room, and a grate which is fixed to the reflector and is disposed on the communication opening and is provided with a forming section a part of which is formed toward the reflector. Therefore, the grate can be prevented from being damaged according to the electric oven of the present invention.
    Type: Application
    Filed: February 11, 2011
    Publication date: November 14, 2013
    Applicant: LG ELECTRONICS INC.
    Inventors: Young Jun Lee, Hyun Jung Kim, Dong Seong Kwag
  • Patent number: 8413647
    Abstract: Provided is a cooker. A carbon heater used as a convection heater is supported by a heater bracket and heater supporters, and light and heat generated from the carbon heater are transferred to the inside of a cooking chamber through convection, conduction, and radiation.
    Type: Grant
    Filed: September 4, 2009
    Date of Patent: April 9, 2013
    Assignee: LG Electronics Inc.
    Inventors: Hyeun Sik Nam, Dong Seong Kwag, Wan Soo Kim
  • Patent number: 8334482
    Abstract: A cooking range is disclosed. The range includes: a cook top section having a heating body configured to cook foods; an oven section having internal walls defining a cavity, a rack and a door, wherein the cavity is configured to accommodate the foods placed on the rack and the door is configured to open or close the cavity; a heating source configured to provide heat to the cavity when the cooking range is operated; and an air circulation mechanism having an exhaust slot and at least one suction slot and configured to suck air into the cooking range through the at least one suction slot and to discharge the air to the outside through the exhaust slot, wherein the at least one suction slot is positioned around the exhaust slot.
    Type: Grant
    Filed: April 19, 2010
    Date of Patent: December 18, 2012
    Assignee: LG Electronics Inc.
    Inventors: Hyeun Sik Nam, Dong Seong Kwag, Wan Soo Kim
  • Patent number: 8333183
    Abstract: A cooking range includes a cook top section having a heating body configured to cook foods; an oven section having a cavity and a door, wherein the cavity has a rack configured to accommodate foods and the door is configured to open or close the cavity; a heating source configured to provide heat to the cavity when the cooking range is operated; and an air circulation mechanism having a first duct, a second duct and a fan and configured to discharge air provided from the first duct positioned at a surface of the cavity through the second duct in response to rotation of the fan, wherein the air circulation mechanism is configured to discharge air from the top section through the second duct while the air provided from the first duct is discharged.
    Type: Grant
    Filed: April 21, 2010
    Date of Patent: December 18, 2012
    Assignee: LG Electronics Inc.
    Inventors: Hyeun Sik Nam, Dong Seong Kwag, Wan Soo Kim
  • Patent number: 8327837
    Abstract: A cooking range includes a cook top section. The cooking range also include an oven section having walls defining a cavity and a door, wherein the cavity being configured to accommodate food and the door being configured to open or close the cavity. The cooking range further include a heating source configured to provide heat to the cavity when the cooking range is operated. In addition, the cooking range include a rack member coupled to the cavity, and configured to support a food container placed thereon, wherein at least a part of the rack member is configured to be rotated to rotate the food thereon.
    Type: Grant
    Filed: April 21, 2010
    Date of Patent: December 11, 2012
    Assignee: LG Electronics Inc.
    Inventors: Hyeun Sik Nam, Dong Seong Kwag, Wan Soo Kim
  • Patent number: 8138453
    Abstract: A electric oven is provided that includes a body, a cooking chamber located within the body for receiving food, the cooking chamber having an upper surface, a lower surface, and a rear surface joining the upper surface to the lower surface, at least one of a convection heater located at the rear surface of the cooking chamber and a bake heater located at the lower surface of the cooking chamber, and at least two broil heaters located at the upper surface of the cooking chamber, each of the at least two broil heaters being individually operable. Methods for preheating the electric oven are also provided.
    Type: Grant
    Filed: August 22, 2008
    Date of Patent: March 20, 2012
    Assignee: LG Electronics Inc.
    Inventors: Jae Kyung Yang, Hyeun Sik Nam, Dong Seong Kwag, Seong Ho Cho, Wan Soo Kim
  • Patent number: 7910861
    Abstract: A cooking device including a cooking cavity, a fan located in the cooking device, the fan being configured to force air into the cooking cavity, and at least one optical heater to supply optical wave energy to heat the forced air provided by the fan.
    Type: Grant
    Filed: November 14, 2007
    Date of Patent: March 22, 2011
    Assignee: LG Electronics Inc.
    Inventors: Hyeon Sik Nam, Wan Soo Kim, Dong Seong Kwag, Seong Ho Cho
  • Publication number: 20110017722
    Abstract: Provided are a heater supporter and an electric hob including the heater supporter. A tube heater is supported by the heater supporter, and at least a portion of the heater supporter is formed of a ceramic containing material. Therefore, food can be cooked more rapidly, and the tube heater can be easily installed. Furthermore, damages caused by heat generated from the tube heater can be minimized.
    Type: Application
    Filed: March 16, 2009
    Publication date: January 27, 2011
    Inventors: Young Jun Lee, Byeong-Wook Park, Yang-Kyeong Kim, Wan-Soo Kim, Dong-Seong Kwag
  • Publication number: 20100276412
    Abstract: A cooking range is disclosed. The range includes: a cook top section having a heating body configured to cook foods; an oven section having internal walls defining a cavity, a rack and a door, wherein the cavity is configured to accommodate the foods placed on the rack and the door is configured to open or close the cavity; a heating source configured to provide heat to the cavity when the cooking range is operated; and an air circulation mechanism having an exhaust slot and at least one suction slot and configured to suck air into the cooking range through the at least one suction slot and to discharge the air to the outside through the exhaust slot, wherein the at least one suction slot is positioned around the exhaust slot.
    Type: Application
    Filed: April 19, 2010
    Publication date: November 4, 2010
    Applicant: LG ELECTRONICS INC.
    Inventors: Hyeun Sik NAM, Dong Seong KWAG, Wan Soo KIM
  • Publication number: 20100276413
    Abstract: A cooking range includes a cook top section having a heating body configured to cook foods; an oven section having a cavity and a door, wherein the cavity has a rack configured to accommodate foods and the door is configured to open or close the cavity; a heating source configured to provide heat to the cavity when the cooking range is operated; and an air circulation mechanism having a first duct, a second duct and a fan and configured to discharge air provided from the first duct positioned at a surface of the cavity through the second duct in response to rotation of the fan, wherein the air circulation mechanism is configured to discharge air from the top section through the second duct while the air provided from the first duct is discharged.
    Type: Application
    Filed: April 21, 2010
    Publication date: November 4, 2010
    Applicant: LG Electronics Inc.
    Inventors: Hyeun Sik NAM, Dong Seong KWAG, Wan Soo KIM
  • Publication number: 20100276414
    Abstract: A cooking range includes a cook top section. The cooking range also include an oven section having walls defining a cavity and a door, wherein the cavity being configured to accommodate food and the door being configured to open or close the cavity. The cooking range further include a heating source configured to provide heat to the cavity when the cooking range is operated. In addition, the cooking range include a rack member coupled to the cavity, and configured to support a food container placed thereon, wherein at least a part of the rack member is configured to be rotated to rotate the food thereon.
    Type: Application
    Filed: April 21, 2010
    Publication date: November 4, 2010
    Applicant: LG ELECTRONICS INC.
    Inventors: Hyeun Sik NAM, Dong Seong KWAG, Wan Soo KIM
  • Publication number: 20100059035
    Abstract: Provided is a cooker. A carbon heater used as a convection heater is supported by a heater bracket and heater supporters, and light and heat generated from the carbon heater are transferred to the inside of a cooking chamber through convection, conduction, and radiation.
    Type: Application
    Filed: September 4, 2009
    Publication date: March 11, 2010
    Inventors: Hyeun Sik NAM, Dong Seong Kwag, Wan Soo Kim
  • Publication number: 20090242541
    Abstract: A door provided with a plurality of insulation layers formed on a periphery portion of a door glass is provided. By the insulation layers, the transferring of heat generated in a cooking chamber to an external side can be remarkably reduced.
    Type: Application
    Filed: February 20, 2009
    Publication date: October 1, 2009
    Inventors: Dong Seong KWAG, Hyeun Sik Nam, Wan Soo Kim, Seong Ho Cho, Jae Kyung Yang
  • Publication number: 20090242542
    Abstract: An electric oven has an air passage structure that is designed to effectively cool down electric components. The air passage structure quickly cools down a variety of electric components on a top surface of a cavity using air introduced from outside the oven. The oven has a series of passages and openings allowing the effective movement of air past the electric components and through the oven.
    Type: Application
    Filed: February 20, 2009
    Publication date: October 1, 2009
    Inventors: Dong Seong KWAG, Hyeun Sik NAM, Wan Soo KIM, Seong Ho CHO, Jae Kyung YANG
  • Publication number: 20090230122
    Abstract: Provided are a heater holder and an electric hob including the heater holder. Both end portions of a tube heater are supported by the heater holder having predetermined elasticity. Therefore, food can be cooked more rapidly, and the tube heater can be easily installed. Furthermore, damages caused by heat generated from the tube heater can be minimized.
    Type: Application
    Filed: March 16, 2009
    Publication date: September 17, 2009
    Inventors: Dong Seong KWAG, Byeong Wook Park, Yang Kyeong Kim, Young Jun Lee