Patents by Inventor In-Kyu Back

In-Kyu Back 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: 11725333
    Abstract: A multi-functional storage system includes a storage compartment and a machine compartment provided at one side of the storage compartment. The multi-functional storage system also includes a door provided at a foreside of the storage compartment and the machine compartment. The machine compartment includes an intake port and an exhaust port communicating with outside air, and a blower unit for drawing in the outside air through the intake port and exhausting it through the exhaust port. While the door is closed and the intake port and the exhaust port are open, the blower unit is operated so as to dry an inner side of the door.
    Type: Grant
    Filed: June 21, 2019
    Date of Patent: August 15, 2023
    Assignee: COWAY CO., LTD.
    Inventors: Tae Kyung Kang, In Kyu Back, Hyo Sung Kim, Kyung Su Lee, Gyeongcheol Sin, Il Song Park, Dong Hun Lee, Jin Min Kim, Sung Hwan Heo, Hyun Kuk Choi, Byung Soo Yun
  • Publication number: 20230201755
    Abstract: The present disclosure is directed to an air cleaner capable of improving cleaning convenience of a filter module. The air cleaner includes a filter module detachably coupled to a housing. The filter module includes a detachable unit having a filter net in one portion and a cleaning unit configured to be relatively rotatable with respect to the filter net while at least a portion of the cleaning unit is in contact with the filter net. The cleaning unit is detachably coupled to a motor disposed in the housing when the detachable unit is coupled to the housing.
    Type: Application
    Filed: October 13, 2022
    Publication date: June 29, 2023
    Applicant: COWAY CO., LTD.
    Inventors: Hyun Jin HONG, II Soo JEON, In Kyu BACK
  • Patent number: 11535974
    Abstract: A multi-functional storage system, provided with both an air cleaning function and a clothing management function, includes a storage room, a machine room positioned on and in fluid communication with one side of the storage room, and a recirculation module positioned on and in fluid communication with a recirculation module mounting part, which is an opening positioned on the other side of the storage room. The recirculation module, to improve circulation performance, includes a recirculation module frame covering the recirculation module mounting part, an air shot hanger mounted on the recirculation module frame, a plurality of recirculation intake ports positioned on the recirculation module frame, a plurality of recirculation discharge ports positioned on the recirculation module frame, and an air shot discharge port positioned on a bottom surface of the air shot hanger.
    Type: Grant
    Filed: March 26, 2019
    Date of Patent: December 27, 2022
    Assignee: COWAY CO., LTD.
    Inventors: Dong Hun Lee, Gyeongcheol Sin, Byung Soo Yun, Jin Min Kim, Sung Hwan Heo, In Kyu Back, Hyo Sung Kim, Hyun Kuk Choi
  • Patent number: 11480362
    Abstract: An air purifier capable of adjusting wind directions according to an embodiment of the present invention comprises: a housing having an air outlet port on one side thereof; an air guide having a front end portion disposed at the center of the air outlet port such that the air outlet port becomes a ring shape and a rear end portion extending in a direction toward the other surface of the housing and coupled to the inside of the housing so as to be rotatable in a direction inclined with respect to the air release direction of the air outlet port; and a rotation-restraining portion for restraining the rotation of the air guide by elastically supporting the air guide on the housing.
    Type: Grant
    Filed: December 7, 2017
    Date of Patent: October 25, 2022
    Assignee: COWAY CO., LTD.
    Inventors: Jun-Hyoung Bae, Tae-Seok Shin, Chan-Jung Park, Sang-Woo Kang, In-Kyu Back
  • Patent number: 11320158
    Abstract: A multifunctional storage system includes a storage chamber and a machinery chamber provided on a side of the storage chamber. The system further includes a dehumidification part dehumidifying circulating air flowing in the storage chamber; a circulating air inlet and a circulating air outlet enabling the storage chamber and the machinery chamber to communicate; and a circulation filter unit supplying moisture to circulating air supplied to the storage chamber via the circulating air inlet.
    Type: Grant
    Filed: May 11, 2018
    Date of Patent: May 3, 2022
    Assignee: COWAY CO., LTD.
    Inventors: Dong Wook Kim, Chan Jung Park, Sun Dug Kwon, Byung Soo Yun, Dong Hun Lee, In Kyu Back
  • Publication number: 20210222350
    Abstract: A multi-functional storage system includes a storage compartment and a machine compartment provided at one side of the storage compartment. The multi-functional storage system also includes a door provided at a foreside of the storage compartment and the machine compartment. The machine compartment includes an intake port and an exhaust port communicating with outside air, and a blower unit for drawing in the outside air through the intake port and exhausting it through the exhaust port. While the door is closed and the intake port and the exhaust port are open, the blower unit is operated so as to dry an inner side of the door.
    Type: Application
    Filed: June 21, 2019
    Publication date: July 22, 2021
    Applicant: COWAY CO., LTD.
    Inventors: Tae Kyung KANG, In Kyu BACK, Hyo Sung KIM, Kyung Su LEE, Gyeongcheol SIN, Il Song PARK, Dong Hun LEE, Jin Min KIM, Sung Hwan HEO, Hyun Kuk CHOI, Byung Soo YUN
  • Publication number: 20210071345
    Abstract: A multi-functional storage system, provided with both an air cleaning function and a clothing management function, includes a storage room, a machine room positioned on and in fluid communication with one side of the storage room, and a recirculation module positioned on and in fluid communication with a recirculation module mounting part, which is an opening positioned on the other side of the storage room. The recirculation module, to improve circulation performance, includes a recirculation module frame covering the recirculation module mounting part, an air shot hanger mounted on the recirculation module frame, a plurality of recirculation intake ports positioned on the recirculation module frame, a plurality of recirculation discharge ports positioned on the recirculation module frame, and an air shot discharge port positioned on a bottom surface of the air shot hanger.
    Type: Application
    Filed: March 26, 2019
    Publication date: March 11, 2021
    Applicant: COWAY CO., LTD.
    Inventors: Dong Hun LEE, Gyeongcheol SIN, Byung Soo YUN, Jin Min KIM, Sung Hwan HEO, In Kyu BACK, Hyo Sung KIM, Hyun Kuk CHOI
  • Patent number: 10837659
    Abstract: Disclosed is an air purifier which can secure a high air volume and a rapid flow velocity of discharged air, and also can achieve aesthetic improvement in design. The air purifier according to an embodiment of the present invention includes a housing; a blower fan which is provided inside the housing; and an annular discharge flow path which configures a path through which air inside the housing which flows by the blower fan is discharged to the outside, is formed inside the housing while having an annular discharge end, and a cross-section which becomes narrower from the inside of the housing towards the discharge end.
    Type: Grant
    Filed: September 30, 2016
    Date of Patent: November 17, 2020
    Assignee: COWAY CO., LTD.
    Inventors: Jun-Hyoung Bae, Sang-Woo Kang, In-Kyu Back
  • Publication number: 20200182508
    Abstract: An air purifier capable of adjusting wind directions according to an embodiment of the present invention comprises: a housing having an air outlet port on one side thereof; an air guide having a front end portion disposed at the center of the air outlet port such that the air outlet port becomes a ring shape and a rear end portion extending in a direction toward the other surface of the housing and coupled to the inside of the housing so as to be rotatable in a direction inclined with respect to the air release direction of the air outlet port; and a rotation-restraining portion for restraining the rotation of the air guide by elastically supporting the air guide on the housing.
    Type: Application
    Filed: December 7, 2017
    Publication date: June 11, 2020
    Inventors: Jun-Hyoung Bae, Tae-Seok Shin, Chan-Jung Park, Sang-Woo Kang, In-Kyu Back
  • Publication number: 20200096210
    Abstract: A multifunctional storage system includes a storage chamber and a machinery chamber provided on a side of the storage chamber. The system further includes a dehumidification part dehumidifying circulating air flowing in the storage chamber; a circulating air inlet and a circulating air outlet enabling the storage chamber and the machinery chamber to communicate; and a circulation filter unit supplying moisture to circulating air supplied to the storage chamber via the circulating air inlet.
    Type: Application
    Filed: May 11, 2018
    Publication date: March 26, 2020
    Inventors: Dong Wook KIM, Chan Jung PARK, Sun Dug KWON, Byung Soo YUN, Dong Hun LEE, In Kyu BACK
  • Publication number: 20200063991
    Abstract: A wind-direction adjustable air purifier according to an embodiment of the present invention comprises: a housing provided with an air discharge opening formed on one surface thereof; an air guide having a front end disposed in a center of the air discharge opening and a rear end extending toward the other surface of the housing such that the air discharge opening has a ring shape; and a rotation guide coupled to the inside of the housing so as be rotatable in the circumferential direction of the air discharge opening, and supporting the air guide in by the housing, wherein the air guide can be coupled to the rotation guide so as to be rotatable in a direction inclined relative to the air discharge direction of the air discharge opening.
    Type: Application
    Filed: December 7, 2017
    Publication date: February 27, 2020
    Applicant: Coway Co., Ltd.
    Inventors: Jun-Hyoung BAE, Chan-Jung PARK, In-Kyu BACK, Sang-Woo KANG, Tae-Seok SHIN
  • Publication number: 20180328605
    Abstract: Disclosed is an air purifier which can secure a high air volume and a rapid flow velocity of discharged air, and also can achieve aesthetic improvement in design. The air purifier according to an embodiment of the present invention comprises: a housing; a blower fan which is provided inside the housing; and an annular discharge flow path which configures a path through which air inside the housing which flows by the blower fan is discharged to the outside, is formed inside the housing while having an annular discharge end, and has a cross-section which becomes narrower from, the inside of the housing towards the discharge end.
    Type: Application
    Filed: September 30, 2016
    Publication date: November 15, 2018
    Inventors: Jun-Hyoung Bae, Sang-Woo Kang, In-Kyu Back
  • Patent number: 7662084
    Abstract: A blood pump actuator to generate a driving force for driving a blood pump is disclosed. The blood pump actuator includes: a motor unit having a stator and a rotor, and rotating to generate a rotating force; a cam unit to convert the rotating motion of the motor unit into a rectilinear reciprocating motion; and a bellows unit having a bellows, which is expandable and contractible and contains a fluid therein, and an upper bellows plate and a lower bellows plate respectively attached to the upper and lower ends of the bellows, wherein the lower bellows plate moves upwards and downwards in a vertical direction according to the rectilinear reciprocating motion of the cam unit engaging with the lower bellows plate, and the bellows repeatedly expands and contracts according to the vertical movement of the lower bellows plate.
    Type: Grant
    Filed: October 20, 2005
    Date of Patent: February 16, 2010
    Assignee: Korea University Industry and Academy Cooperation Foundation
    Inventors: Kyung Sun, Kyu Back Lee, Yong Doo Park, Ho Sung Son, Chang Mo Hwang, Gi Seok Jeong
  • Publication number: 20080161637
    Abstract: A blood pump actuator to generate a driving force for driving a blood pump is disclosed. The blood pump actuator includes: a motor unit having a stator and a rotor, and rotating to generate a rotating force; a cam unit to convert the rotating motion of the motor unit into a rectilinear reciprocating motion; and a bellows unit having a bellows, which is expandable and contractible and contains a fluid therein, and an upper bellows plate and a lower bellows plate respectively attached to the upper and lower ends of the bellows, wherein the lower bellows plate moves upwards and downwards in a vertical direction according to the rectilinear reciprocating motion of the cam unit engaging with the lower bellows plate, and the bellows repeatedly expands and contracts according to the vertical movement of the lower bellows plate.
    Type: Application
    Filed: October 20, 2005
    Publication date: July 3, 2008
    Inventors: Kyung Sun, Kyu Back Lee, Yong Doo Park, Ho Sung Son, Chang Mo Hwang, Gi Seok Jeong
  • Patent number: 6451348
    Abstract: A method of manufacturing a porous matrix-type drug delivery system is provided. It comprises the steps of: dispersing, stirring, and emulsifying an aqueous solution of a drug in an organic solvent having a polymer compound and a surface active agent solved therein; thereafter forming it into a desirable matrix shape; lyophilizing or drying it at a low temperature or room temperature until the matrix surface is hardened; and drying it again in order to remove the water and the organic solvent.
    Type: Grant
    Filed: January 3, 2000
    Date of Patent: September 17, 2002
    Assignee: Korea Institute of Science and Technology
    Inventors: Seo Young Jeong, Kuiwon Choi, Ick-Chan Kwon, Yong-Hee Kim, Jae Bong Choi, Kyu Back Lee