Patents by Inventor Dal Lee

Dal 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: 12010844
    Abstract: A semiconductor device and a method of manufacturing the semiconductor device. The semiconductor device including a stacked body including conductive patterns and insulating patterns that are alternately stacked, a filling layer configured to pass through the stacked body, a first channel layer configured to pass through the stacked body and coupled to the filling layer, a second channel layer configured to pass through the stacked body and coupled to the filling layer, a first interposed layer configured to pass through the stacked body and disposed between the first channel layer and the filling layer, a second interposed layer configured to pass through the stacked body and disposed between the second channel layer and the filling layer, and a memory layer surrounding the filling layer, the first and second channel layers, and the first and second interposed layers.
    Type: Grant
    Filed: March 29, 2021
    Date of Patent: June 11, 2024
    Assignee: SK hynix Inc.
    Inventors: Dong Hun Lee, Mi Seong Park, Jung Shik Jang, Jung Dal Choi, In Su Park
  • Publication number: 20220037927
    Abstract: According to various embodiments, a wireless power transmission device may comprise: a coil circuit configured to generate a power signal for power transmission to an electronic device; an inverter configured to convert direct current power to alternating current power and to provide the alternating current power to the coil circuit; a coil-type detection unit comprising a coil disposed to be adjacent to the coil circuit and configured to detect a signal corresponding to the power signal; and a control circuit configured to adjust, based on the detected signal, a switching frequency of the inverter to change the alternating current power output from the inverter.
    Type: Application
    Filed: October 18, 2021
    Publication date: February 3, 2022
    Inventors: Kyungmin LEE, Kiyoung KIM, Gun-Woo MOON, Young-Dal LEE, Dongmin KIM, Jaeil BAEK
  • Patent number: 10399514
    Abstract: A low-melting adhesive film may include a first adhesive layer made of a material comprising thermoplastic polyurethane, a second adhesive layer made of a material comprising aromatic-based hot-melt thermoplastic polyurethane capable of being applied to low temperature adhesion at a temperature of 60° C. or higher, and a polyethylene (PE)-based protective film layer. The low-melting adhesive film may be used to adhere a carpet fabric to a sound absorbing material and thus produce an integrated sound absorbing and proofing composite carpet.
    Type: Grant
    Filed: November 13, 2014
    Date of Patent: September 3, 2019
    Assignees: Hyundai Motor Company, Kia Motors Corporation, Hanmin Automotive Trim Industries, Samsung Gratech. Co., Ltd.
    Inventors: Jung Min Park, Ho Dal Lee, Jong Heon Lee, Eun Kyung Lee, Ki Hyun Yoo
  • Patent number: 10151537
    Abstract: A heat exchanger unit includes tube units arranged within a duct unit for heat exchange with combustion gas supplied from a furnace of a thermal power plant, and heat exchanger fins longitudinally formed on outer peripheral surfaces of the tube units and having different thickness and sizes while heat exchange with the combustion gas is performed through the heat exchanger fin.
    Type: Grant
    Filed: January 8, 2016
    Date of Patent: December 11, 2018
    Assignee: Doosan Heavy Industries Construction Co., Ltd
    Inventors: Jae Dal Lee, Woo Chul Kwon, Jin Woon Lee
  • Patent number: 9897323
    Abstract: The present invention relates to a gas oven. The gas oven includes: a cavity in which an oven chamber having an opened front surface is defined; a heating source installed in the cavity through the opened front surface of the oven chamber, the heating source providing energy for cooking foods in the oven chamber; a bracket fixing the heating source to the cavity; and a coupling member fixing the bracket to the cavity. The heating source is horizontally moved into the oven chamber when the heating source is fixed to the bracket, and is thus fixed to the cavity via the coupling member. Thus, a burner may be easily fixed and separated.
    Type: Grant
    Filed: February 11, 2011
    Date of Patent: February 20, 2018
    Assignee: LG Electronics Inc.
    Inventors: Jae Dal Lee, Dae Bong Yang, Jun Ho Seok, Jung Wan Ryu, Yang Ho Kim, Young Soo Kim
  • Publication number: 20170072608
    Abstract: A method of manufacturing a molded product with controlled density may include preparing an upper layer outer sheath and a lower layer outer sheath of the molded product, manufacturing and preparing a filling material which forms a filling layer between the upper layer outer sheath and the lower layer outer sheath, positioning the lower layer outer sheath material in an internal space of a lower mold, disposing a temporary template on an upper portion of the lower mold to seal the internal space, and then injecting the filling material between the lower layer outer sheath material and the temporary template, removing the temporary template, and then positioning the upper layer outer sheath material on the injected filling material of the lower mold, and integrating the upper layer outer sheath material, the filling material, and the lower layer outer sheath material by heating and compression.
    Type: Application
    Filed: September 13, 2016
    Publication date: March 16, 2017
    Applicants: Hyundai Motor Company, Kia Motors Corporation, Cell Form Co., Ltd., Hanmin Automotive Trim Industries
    Inventors: Jin Ho HWANG, Hong Mo KOO, Jang Hyun CHO, Jong Heon LEE, Chang Mo SEONG, Chun Gyun OH, Ho Dal LEE, Eun Kyeong LEE, Yeon Kwon SEO, Jung Jae SEO
  • Patent number: 9562714
    Abstract: A refrigerator includes a storage chamber for storing food; an ice making compartment provided at an upper side corner of the storage chamber; and two shelves provided between a sidewall of the ice making compartment and a sidewall of the storage chamber opposite to the sidewall of the ice making compartment. The two shelves include a rotatable shelf and a horizontal shelf mounted between the sidewall of the storage chamber and the rotatable shelf and configured to be adjustable vertically upwards and downwards independently of the rotatable shelf. The rotatable shelf, while maintaining the vertical position, forms a vertical space for keeping food having a great height and stored on a shelf provided below the rotatable shelf. The rotatable shelf and the horizontal shelf form a horizontal space for keeping food having a great width when the horizontal shelf and the rotatable shelf in the horizontal position are horizontally aligned.
    Type: Grant
    Filed: August 5, 2015
    Date of Patent: February 7, 2017
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jae Hoon Lim, Jong Dal Lee, Myung Hoon Cho, Seung Tae Lim, Dong Nyeol Ryu
  • Publication number: 20160290729
    Abstract: A heat exchanger unit includes tube units arranged within a duct unit for heat exchange with combustion gas supplied from a furnace of a thermal power plant, and heat exchanger fins longitudinally formed on outer peripheral surfaces of the tube units and having different thickness and sizes while heat exchange with the combustion gas is performed through the heat exchanger fin.
    Type: Application
    Filed: January 8, 2016
    Publication date: October 6, 2016
    Applicant: DOOSAN HEAVY INDUSTRIES & CONSTRUCTION CO., LTD.
    Inventors: Jae Dal Lee, Woo Chul Kwon, Jin Woon Lee
  • Publication number: 20150338157
    Abstract: A refrigerator includes a storage chamber for storing food; an ice making compartment provided at an upper side corner of the storage chamber; and two shelves provided between a sidewall of the ice making compartment and a sidewall of the storage chamber opposite to the sidewall of the ice making compartment. The two shelves include a rotatable shelf and a horizontal shelf mounted between the sidewall of the storage chamber and the rotatable shelf and configured to be adjustable vertically upwards and downwards independently of the rotatable shelf. The rotatable shelf, while maintaining the vertical position, forms a vertical space for keeping food having a great height and stored on a shelf provided below the rotatable shelf. The rotatable shelf and the horizontal shelf form a horizontal space for keeping food having a great width when the horizontal shelf and the rotatable shelf in the horizontal position are horizontally aligned.
    Type: Application
    Filed: August 5, 2015
    Publication date: November 26, 2015
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jae Hoon LIM, Jong Dal LEE, Myung Hoon CHO, Seung Tae LIM, Dong Nyeol RYU
  • Patent number: 9134063
    Abstract: A refrigerator includes an ice maker disposed at one side of a storage chamber for storing food, a folding shelf disposed at the ice maker to be folded in a vertical direction or unfolded in a horizontal direction to efficiently use a space formed on the side of the ice maker, a shelf supporting member fixed to the ice maker to rotatably support the folding shelf, and a locking part disposed at the shelf supporting member to support the folding shelf when the folding shelf is unfolded to be arranged in a horizontal direction. When the folding shelf disposed in the storage chamber is folded in a vertical direction, there is formed a space capable of storing containers or food products having a great height. When the folding shelf is unfolded in a horizontal direction, containers or food products having a small height may be put on the folding shelf. Thus, a storage space of the refrigerator may be more efficiently used.
    Type: Grant
    Filed: June 1, 2009
    Date of Patent: September 15, 2015
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jae Hoon Lim, Jong Dal Lee, Myung Hoon Cho, Seung Tae Lim, Dong Nyeol Ryu
  • Publication number: 20150183383
    Abstract: A low-melting adhesive film may include a first adhesive layer made of a material comprising thermoplastic polyurethane, a second adhesive layer made of a material comprising aromatic-based hot-melt thermoplastic polyurethane capable of being applied to low temperature adhesion at a temperature of 60° C. or higher, and a polyethylene (PE)-based protective film layer. The low-melting adhesive film may be used to adhere a carpet fabric to a sound absorbing material and thus produce an integrated sound absorbing and proofing composite carpet.
    Type: Application
    Filed: November 13, 2014
    Publication date: July 2, 2015
    Applicants: Hyundai Motor Company, Kia Motors Corporation, Hanmin Automotive Trim Industries, Samsung Gratech. Co., Ltd.
    Inventors: Jung Min PARK, Ho Dal LEE, Jong Heon LEE, Eun Kyung LEE, Ki Hyun YOO
  • Publication number: 20140305156
    Abstract: A refrigerator includes body having a refrigerating compartment, a freezing compartment, and an ice making compartment disposed outside the freezing compartment. The ice making compartment is in communication with an evaporator space via a supply duct to supply cold air from the evaporator to the ice making compartment, a blowing fan to introduce cold air from the evaporator into the ice making compartment, and a return duct configured so that circulated air inside the ice making compartment is discharged through an outlet of the return duct and mixed together with circulated air from inside the freezing compartment at a lower region of the evaporator space, the mixed air flowing through the evaporator in an upward direction as the mixed air is heat exchanged by the evaporator before being discharged to the freezing compartment or the supply duct.
    Type: Application
    Filed: June 27, 2014
    Publication date: October 16, 2014
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jong Dal LEE, Jae Hoon LIM, Myung Hoon CHO, Seung Tae LIM, Dong Nyeol RYU
  • Patent number: 8789388
    Abstract: A refrigerator with an ice making device. The refrigerator includes a body defined with a refrigerating compartment, a freezing compartment, and an ice making compartment, the ice making compartment arranged in the refrigerating compartment while being thermally insulated from the refrigerating compartment, a first evaporator arranged in the refrigerating compartment, a second evaporator arranged in the freezing compartment, a refrigerating duct for circulating cold air from the first evaporator to the refrigerating compartment, a freezing duct for circulating cold air from the second evaporator to the freezing compartment, and an ice making flow passage for communicating the second evaporator and the ice making compartment. The second evaporator, ice making compartment, and ice making flow passage form a closed circuit such that the cold air in the ice making compartment does not enter the refrigerating compartment.
    Type: Grant
    Filed: December 10, 2012
    Date of Patent: July 29, 2014
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jong Dal Lee, Jae Hoon Lim, Myung Hoon Cho, Seung Tae Lim, Dong Nyeol Ryu
  • Patent number: 8668289
    Abstract: An automatic door opening/closing apparatus automatically opening and closing a door without applying any manual force to the door, and a refrigerator having the automatic door opening/closing apparatus. The automatic door opening/closing apparatus devised to automatically open or close a sliding door that is mounted, in a drawer manner, to a refrigerator body, includes a drive device coupled to the sliding door to automatically open or close the sliding door with respect to the refrigerator body, an input part to receive an user input and to operate the drive device based on the user input, a sensing part to sense an open or closed state of the sliding door, and a controller to operate the drive device based on signals from the input part and signals from the sensing part.
    Type: Grant
    Filed: September 3, 2010
    Date of Patent: March 11, 2014
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jong Dal Lee, Jae Hoon Kim
  • Patent number: 8640482
    Abstract: A refrigerator includes an ice maker disposed at one side of a storage chamber for storing food, a folding shelf disposed at the ice maker to be folded in a vertical direction or unfolded in a horizontal direction to efficiently use a space formed on the side of the ice maker, a shelf supporting member fixed to the ice maker to rotatably support the folding shelf, and a locking part disposed at the shelf supporting member to support the folding shelf when the folding shelf is unfolded to be arranged in a horizontal direction. When the folding shelf disposed in the storage chamber is folded in a vertical direction, there is formed a space capable of storing containers or food products having a great height. When the folding shelf is unfolded in a horizontal direction, containers or food products having a small height can be put on the folding shelf.
    Type: Grant
    Filed: August 2, 2007
    Date of Patent: February 4, 2014
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jae Hoon Lim, Jong Dal Lee, Myung Hoon Cho, Seung Tae Lim, Dong Nyeol Ryu
  • Publication number: 20140007861
    Abstract: The present invention relates to a gas oven. The gas oven includes: a cavity in which an oven chamber having an opened front surface is defined; a heating source installed in the cavity through the opened front surface of the oven chamber, the heating source providing energy for cooking foods in the oven chamber; a bracket fixing the heating source to the cavity; and a coupling member fixing the bracket to the cavity. The heating source is horizontally moved into the oven chamber when the heating source is fixed to the bracket, and is thus fixed to the cavity via the coupling member. Thus, a burner may be easily fixed and separated.
    Type: Application
    Filed: February 11, 2011
    Publication date: January 9, 2014
    Inventors: Jae Dal Lee, Dae Bong Yang, Jun Ho Seok, Jung Wan Ryu, Yang Ho Kim, Young Soo Kim
  • Patent number: 8336330
    Abstract: A refrigerator with an ice making device. The refrigerator includes a body defined with a refrigerating compartment, a freezing compartment, and an ice making compartment, the ice making compartment arranged in the refrigerating compartment while being thermally insulated from the refrigerating compartment, a first evaporator arranged in the refrigerating compartment, a second evaporator arranged in the freezing compartment, a refrigerating duct for circulating cold air from the first evaporator to the refrigerating compartment, a freezing duct for circulating cold air from the second evaporator to the freezing compartment, and an ice making flow passage for communicating the second evaporator and the ice making compartment. The second evaporator, ice making compartment, and ice making flow passage form a closed circuit such that the cold air in the ice making compartment does not enter the refrigerating compartment.
    Type: Grant
    Filed: July 25, 2007
    Date of Patent: December 25, 2012
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jong Dal Lee, Jae Hoon Lim, Myung Hoon Cho, Seung Tae Lim, Dong Nyeol Ryu
  • Patent number: 8181741
    Abstract: A life saving implement includes a prime motor assembly, a winding drum installing in the prime motor assembly to wind a wire rope, a braking drum installed on a side of the winding drum to control an RPM of the winding drum, a braking unit installed on a lower portion of the braking drum to control an RPM of the braking drum, a speed reduction unit installed on an upper portion of the braking drum to gradually reduce the RPM of the winding drum until the winding drum stops, and a passenger vehicle moving by the rotations of the winding drum and the braking drum.
    Type: Grant
    Filed: August 25, 2005
    Date of Patent: May 22, 2012
    Assignee: Implement Saving Precious Life Co., Ltd.
    Inventor: Hyun-Dal Lee
  • Patent number: 7975503
    Abstract: A refrigerator includes a main body which forms an external appearance and has a storage chamber to be opened at a front side, and an ice making device which is disposed in the storage chamber to make ice. The ice making device includes an ice making tray which has ice making grooves for making ice, an ejector which rotates and separates the ice made in the ice making grooves, blocking members which are disposed at an upper portion of one side of the ice making grooves to prevent the ice separated from the ice making grooves through the other side of the ice making grooves from returning to the ice making grooves, and a guide member which is disposed above the other side of the ice making tray to guide the ice separated from the other side of the ice making grooves by the ejector toward the blocking members.
    Type: Grant
    Filed: December 27, 2007
    Date of Patent: July 12, 2011
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jae Hoon Lim, Dong Nyeol Ryu, Jong Dal Lee, Ji Hoon Kim, Myung Hoon Cho
  • Publication number: 20110050065
    Abstract: Disclosed herein are an automatic door opening/closing apparatus to automatically open or close a door without applying any manual force to the door, and a refrigerator having the same. The automatic door opening/closing apparatus devised to automatically open or close a sliding door that is mounted, in a drawer manner, to a refrigerator body, includes a drive device coupled to the sliding door to automatically open or close the sliding door with respect to the refrigerator body, an input part to receive an user input and to operate the drive device based on the user input, a sensing part to sense an open or closed state of the sliding door, and a controller to operate the drive device based on signals from the input part and signals from the sensing part.
    Type: Application
    Filed: September 3, 2010
    Publication date: March 3, 2011
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jong Dal LEE, Jae Hoon KIM