Patents by Inventor Deug Lee

Deug Lee 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: 8283139
    Abstract: Disclosed is a method of producing xylitol using a hydrolysate containing xylose and arabinose prepared from byproducts of tropical fruit biomass and more precisely, a method of producing xylitol which includes the steps of producing xylose and arabinose by the pretreatment of tropical fruit biomass byproducts including coconut shell, palm shell and oil palm empty fruit bunch (OPEFB) via acid (0.2-5%) hydrolysis and an electrodialysis and an ionic purification; and producing xylitol with high yield based on repeated batch fermentation using a hydrolysate containing xylose and arabinose as a carbon source. In addition, the present invention relates to an active carbon produced by carbonization and activation of a hydrolysate remainder of a tropical fruit shell, the byproduct of xylose and arabinose production, at a certain temperature and a preparation method of the same.
    Type: Grant
    Filed: January 25, 2008
    Date of Patent: October 9, 2012
    Assignee: CJ Cheiljedang Corporation
    Inventors: Seung-won Park, Joo-hang Lee, Taek-beom Kim, Jung-hoon Kim, Seong-bo Kim, Sang-hoon Song, Kang-pyo Lee, Seung-bae Ji, Dong-hoon Lee, Kang-deug Lee
  • Publication number: 20100068121
    Abstract: Disclosed is a method of producing xylitol using a hydrolysate containing xylose and arabinose prepared from byproducts of tropical fruit biomass and more precisely, a method of producing xylitol which includes the steps of producing xylose and arabinose by the pretreatment of tropical fruit biomass byproducts including coconut shell, palm shell and oil palm empty fruit bunch (OPEFB) via acid (0.2-5%) hydrolysis and an electrodialysis and an ionic purification; and producing xylitol with high yield based on repeated batch fermentation using a hydrolysate containing xylose and arabinose as a carbon source. In addition, the present invention relates to an active carbon produced by carbonization and activation of a hydrolysate remainder of a tropical fruit shell, the byproduct of xylose and arabinose production, at a certain temperature and a preparation method of the same.
    Type: Application
    Filed: January 25, 2008
    Publication date: March 18, 2010
    Applicant: CJ CHEILJEDANG CORPORATION
    Inventors: Seung-won Park, Joo-hang Lee, Taek-beom Kim, Jung-hoon Kim, Seong-bo Kim, Sang-hoon Song, Kang-pyo Lee, Seung-bae Ji, Dong-hoon Lee, Kang-deug Lee
  • Publication number: 20080084126
    Abstract: Direct coupling type motor for drum type washing machine having a stator which can reduce material required for fabrication, and a weight after fabrication, simplify a fabrication process, and can be mounted on a fixing side, such as a tub or a bearing housing securely, and a rotor which can enhance rigidity an outer rotor and protect a surface of the outer rotor.
    Type: Application
    Filed: September 27, 2007
    Publication date: April 10, 2008
    Inventors: Deug Lee, Seung Choi, Byung Ahn
  • Publication number: 20070261715
    Abstract: A laundry device and a method thereof are disclosed. The laundry device includes a body, a drum provided in the body, thereon a circumferential surface a plurality of holes having each diameter of less than 1 mm being formed and a motor driven for rotating the drum at high speed of at least 2000 RPM. The method of the laundry device includes a (a) step for supplying steam to an inside of a drum where the laundry is introduced, a (b) step for stopping steam supply after a predetermined period of time and a (c) step for centrifugally separating contaminants from the laundry by rotating the drum at high speed.
    Type: Application
    Filed: June 9, 2005
    Publication date: November 15, 2007
    Applicant: LG ELECTRONICS INC.
    Inventors: Deug Lee, Seung Bong Choi, Byung Hwan Ahn, Hung Myong Cho
  • Publication number: 20070200870
    Abstract: Disclosed herein is a home appliance with an electronic album function which is capable of electronically constructing and displaying an album. The home appliance includes a washing device for washing or drying clothes, and a monitor device fixedly mounted in a predetermined position of the washing device or detachably mounted thereto. The monitor device stores image data including photographs and moving images and displays the stored image data in response to a request from a user.
    Type: Application
    Filed: June 30, 2006
    Publication date: August 30, 2007
    Applicant: LG ELECTRONICS INC.
    Inventors: Seong Jeong, Soung Choi, Deug Lee, Byung Ahn
  • Publication number: 20060248659
    Abstract: The present invention relates to a laundry device, and more particular, to a new type of laundry device provided with a washing machine and cabinet dryer as one body for reducing production cost, which can gain suitable output for an operation of each cycle by varying a structure of a drying heater as well as can perform a washing and drying cycle simultaneously.
    Type: Application
    Filed: December 29, 2005
    Publication date: November 9, 2006
    Applicant: LG ELECTRONICS INC.
    Inventors: Young Kim, Soung Choi, Byung Ahn, Deug Lee, Hung Cho
  • Publication number: 20060242856
    Abstract: An operation method for a drying device is disclosed. More particularly, the present invention relates to a new type of a drying device which enables air in a drying drum and a cabinet for drying the laundry to circulate continuously, as well as capable of getting a suitable output of power based on each drying cycle due to a various structure of a drying heater.
    Type: Application
    Filed: December 29, 2005
    Publication date: November 2, 2006
    Applicant: LG ELECTRONICS INC.
    Inventors: Young Kim, Soung Choi, Byung Ahn, Deug Lee, Hung Cho
  • Publication number: 20060225302
    Abstract: Provided is an apparatus and method for controlling a washing/drying system including a washing machine and a dryer used in one pair. Since the washing machine can communicate with the dryer according to a wireless communication regulation, the dryer can operate more conveniently. According to the apparatus and method, convenience in using the washing machine and the dryer together is further enhanced.
    Type: Application
    Filed: June 12, 2006
    Publication date: October 12, 2006
    Inventors: Jae-Cheol Lyu, Seong Jo, Deug Lee, Kwon Hong, Byung Ahn
  • Publication number: 20060225301
    Abstract: Provided is an apparatus and method for controlling a washing/drying system including a washing machine and a dryer used in one pair. Since the washing machine can communicate with the dryer according to a wireless communication regulation, the dryer can operate more conveniently. According to the apparatus and method, convenience in using the washing machine and the dryer together is further enhanced.
    Type: Application
    Filed: June 12, 2006
    Publication date: October 12, 2006
    Inventors: Jae Lyu, Seong Jo, Deug Lee, Kwon Hong, Byung Ahn
  • Publication number: 20060201209
    Abstract: The present invention relates to a laundry device, and more particularly, to a new type of laundry device provided with a washing machine and a cabinet dryer as one body in which air for drying within a drum and a cabinet is circulated continuously and condensed water is generated in the circulating process for a refreshing cycle.
    Type: Application
    Filed: November 22, 2005
    Publication date: September 14, 2006
    Applicant: LG ELECTRONICS, INC.
    Inventors: Deug Lee, Hung Cho, Byung Ahn, Soung Choi, Young Kim
  • Publication number: 20060150689
    Abstract: A combination laundry device and a method thereof are disclosed. The present invention relates to a combination laundry device that can interchange information between two laundry mechanisms, and that can automatically set operation conditions for a washing and a drying and/or a refreshing cycle based on information from each information tag attached on the laundry without a user's inputting additional conditions.
    Type: Application
    Filed: December 8, 2005
    Publication date: July 13, 2006
    Applicant: LG ELECTRONICS INC.
    Inventors: Young Kim, Soung Choi, Byung Ahn, Deug Lee, Hung Cho
  • Publication number: 20060151009
    Abstract: The present invention relates to an operation method of a laundry device, and more particularly, to an operation of a new type of laundry device capable of performing a washing cycle and a drying cycle at the same time successively or simultaneously, as well as enabling the entire washing performed in high temperature environments for enhancing washing efficiency.
    Type: Application
    Filed: December 8, 2005
    Publication date: July 13, 2006
    Applicant: LG ELECTRONICS INC.
    Inventors: Young Kim, Soung Choi, Byung Ahn, Deug Lee, Hung Cho
  • Publication number: 20060137205
    Abstract: A composite washing system is disclosed which is capable of continuously circulating laundry-drying air through dryers while obtaining a more efficient drying effect, so that the composite washing system has a suitable built-in structure having minimal influence on the indoor environment. The composite washing system includes a drum dryer which dries laundry to be dried, and includes a drying drum adapted to receive the laundry, a hot air supply path adapted to guide a flow of hot air, a hot air supplier arranged in the hot air supply path to generate the hot air, and an air condenser adapted to condense the hot air, a cabinet dryer which is coupled to one side of the drum dryer, and is defined with a laundry receiving compartment, the cabinet dryer including a hot air adapted to receive the hot air flowing through the hot air supply path, and a laundry folder which is disposed in the cabinet dryer to receive laundry having a long length without wrinkling the laundry.
    Type: Application
    Filed: November 30, 2005
    Publication date: June 29, 2006
    Applicant: LG ELECTRONICS INC.
    Inventors: Deug Lee, Hung Cho, Byung Ahn, Soung Choi, Young Kim
  • Publication number: 20060137107
    Abstract: An operating method of a laundry device is disclosed. The present invention relates more particularly, to an operation method for a combination dryer which enables air in a drying drum and a cabinet for drying the laundry to circulate continuously and enables water generated in the circulation process to perform a refreshing cycle by using the water.
    Type: Application
    Filed: November 30, 2005
    Publication date: June 29, 2006
    Applicant: LG ELECTRONICS, INC.
    Inventors: Deug Lee, Hung Cho, Byung Ahn, Soung Choi, Young Kim
  • Publication number: 20060137206
    Abstract: A composite washing system is disclosed which is capable of continuously circulating laundry-drying air through dryers while obtaining a more efficient drying effect, so that the composite washing system has a suitable built-in structure having minimal influence on the indoor environment.
    Type: Application
    Filed: November 30, 2005
    Publication date: June 29, 2006
    Applicant: LG ELECTRONICS, INC.
    Inventors: Deug Lee, Hung Cho, Byung Ahn, Soung Choi, Young Kim
  • Publication number: 20060137210
    Abstract: A drum-and-cabinet type dryer is disclosed which is capable of continuously circulating air to dry laundry contained in a drying drum and laundry contained in a drying cabinet, and more efficiently using the inner space of the drying cabinet. The drum-and-cabinet type dryer includes a drum dryer which includes a drying drum adapted to receive the laundry, a hot air supplier adapted to generate hot air, and a hot air supply duct adapted to guide the hot air into the drying drum, a cabinet dryer which includes a body defined with a laundry receiving compartment, and a hot air introduction duct adapted to receive the hot air from the drum dryer, and to guide the received hot air into the laundry receiving compartment of the body, and a length-adjustable shelf which has an adjustable length, and is mounted to the body such that the shelf is arranged in the laundry receiving compartment.
    Type: Application
    Filed: November 30, 2005
    Publication date: June 29, 2006
    Applicant: LG ELECTRONICS INC.
    Inventors: Deug Lee, Hung Cho, Byung Ahn, Soung Choi, Young Kim
  • Publication number: 20060130354
    Abstract: An operation method for a combination driver is disclosed. The present invention relates to a combination dryer, and more particularly, to an operation method for a combination dryer which enables air in a drying drum and a cabinet for drying the laundry to circulate continuously and enables water generated in the circulation process to perform a refreshing cycle by using the water.
    Type: Application
    Filed: November 9, 2005
    Publication date: June 22, 2006
    Inventors: Soung Choi, Deug Lee, Byung Ahn, Hung Cho, Young Kim
  • Publication number: 20060112585
    Abstract: An operation method for a combination dryer is disclosed. The present invention relates to a combination dryer, and more particularly, to an operation method for a combination dryer which enables air in a drying drum and a cabinet for drying the laundry to circulate continuously and enables condensed water generated in the circulation process to perform a refreshing cycle by using the water.
    Type: Application
    Filed: November 9, 2005
    Publication date: June 1, 2006
    Applicant: LG ELECTRONICS, INC.
    Inventors: Soung Bong Choi, Deug Lee, Byung Anh, Hung Cho
  • Publication number: 20050252252
    Abstract: Disclosed is a drum for a washing machine having improved strength. The drum for a washing machine includes a center comprising a cylindrical body, a back coupled to a back portion of the center, a front coupled to a front portion of the center and having an opening, a recess formed at the back and configured to accommodate a spider connected to a driving shaft, and at least one bent portion formed at the back and projecting backwardly.
    Type: Application
    Filed: February 3, 2005
    Publication date: November 17, 2005
    Applicant: LG Electronics Inc.
    Inventors: Deug Lee, Seung Choi, Young Kim
  • Publication number: 20050217323
    Abstract: The present invention relates to a drum type washing machine for smooth attenuation of different directions of vibration transmissive to a tub during rotation of the drum. The present invention provides a drum type washing machine including a cabinet having an opening in a front surface, a tub inside of the cabinet having a drum rotatably mounted on an inside thereof, first, and second dampers connected between one side of a circumferential surface of the tub and the cabinet respectively, a third damper connected between the other side of the circumferential surface of the tub and the cabinet, and at least one spring connected between the circumferential surface of the tub and the cabinet.
    Type: Application
    Filed: February 17, 2004
    Publication date: October 6, 2005
    Inventors: Deug Lee, Tae Lee