Patents by Inventor Yong-Jun Ahn

Yong-Jun Ahn 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: 12666914
    Abstract: The semiconductor carrier storage system includes storage ports each of which accommodates a semiconductor carrier, a shuttle rail that extends in a horizontal direction on a side of the storage ports, an internal carrier shuttle that moves along the shuttle rail and transfers a semiconductor carrier to each of the storage ports, and an upper transfer port that receives the semiconductor carrier from an overhead hoist transport (OHT). The internal carrier shuttle includes a shuttle body coupled to the shuttle rail, a transfer wheel that connects the shuttle body to the shuttle rail, a gripper that holds the semiconductor carrier, and a hoist that vertically extends between the shuttle body and the gripper and drives the gripper to vertically move.
    Type: Grant
    Filed: October 24, 2022
    Date of Patent: June 23, 2026
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Youngwook Kim, Hyunjae Kang, Sangmin Kim, Chul-Jun Park, Yong-Jun Ahn, Sangkyung Lee, Hyunwoo Lee, Junhyuk Chang
  • Patent number: 12570467
    Abstract: Provided is a ceiling storage system for increasing storage capacity by utilizing a ceiling space inside a fab. The ceiling storage system includes a first overhead rack including a plurality of storage positions for storing a plurality of articles; first and second support rails above the first overhead rack and extending in one direction; a first driving rail above the first overhead rack and in parallel with the first and second support rails; a second driving rail coupled to the first and second support rails and the first driving rail and moving along the first and second support rails and the first driving rail; and a first transport vehicle including a carriage coupled to the second driving rail and moving along the second driving rail, and a hoist and a hand unit installed on the carriage and for loading and unloading the articles to and from the first overhead rack.
    Type: Grant
    Filed: February 2, 2023
    Date of Patent: March 10, 2026
    Inventors: Young Wook Kim, Seung Gyu Kang, Hyun Jae Kang, Sang Min Kim, Yong-Jun Ahn, Sang Kyung Lee, Hyun Woo Lee, Jeong Hun Lim, Jun Hyuk Chang
  • Patent number: 12534343
    Abstract: An inter-floor transport system includes an aerial vehicle configured to move vertically and horizontally along a passage and a power assembly including a power supply adjacent to the passage and a guide cable extending along the passage and connected to the power supply, where the aerial vehicle is configured to receive power through the guide cable without contacting the guide cable.
    Type: Grant
    Filed: November 16, 2023
    Date of Patent: January 27, 2026
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Seunggyu Kang, Hyunjae Kang, Sangmin Kim, Youngwook Kim, Yong-Jun Ahn, Min Kyun Lee, Sangkyung Lee, Hyunwoo Lee, Jeonghun Lim, Junhyuk Chang
  • Publication number: 20260018445
    Abstract: A substrate transfer system includes a main body on which a carrier configured to store a substrate is loaded, a first wheel assembly disposed inside the main body and configured to travel along a first rail extending in a first direction, a second wheel assembly disposed inside the main body and configured to travel along a second rail extending in a second direction different from the first direction, and a lift disposed inside the main body and configured to move the first wheel assembly up and down between a first lower position at which the first wheel assembly is in contact with the first rail and a first upper position higher than the first lower position, and to move the second wheel assembly up and down between a second lower position at which the second wheel assembly is in contact with the second rail and a second upper position higher than the second lower position.
    Type: Application
    Filed: January 3, 2025
    Publication date: January 15, 2026
    Inventors: Youngwook KIM, Sangmin KIM, Hyoengrak KIM, Yong-Jun AHN, Sangkyung LEE, Hyunwoo LEE, Min-Gu CHANG, Junhyuk CHANG
  • Publication number: 20250319609
    Abstract: A loader device includes a frame, a first opening formed in a first side surface of the frame, a second opening formed on a second side surface of the frame, a cavity that connects the first opening and the second opening, a transport unit in the cavity, a first sensor that senses a presence or absence of a first substrate carrier, a second sensor that senses access of a person, and a controller that receives a first sensor signal from the first sensor and receives a second sensor signal from the second sensor. In response to the first sensor signal, the controller controls the transport unit to not transfer a second substrate carrier to the first opening, controls the transport unit to pick up the first substrate carrier from the first opening, and interrupts operation of the transport unit in response to the second sensor signal.
    Type: Application
    Filed: June 24, 2025
    Publication date: October 16, 2025
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Hyun Jae KANG, Young Wook KIM, Seung Gyu KANG, Chul-Jun PARK, Yong-Jun AHN, Sang Kyung LEE, Hyun Woo LEE, Jeong Hun LIM
  • Patent number: 12387759
    Abstract: According to an embodiment, a cassette storage case includes a body defining an internal storage space for a cassette. The body includes a lower body part, and a shield body part extending upward from an upper surface outer region of the lower body part. The shield body part has an opening in an upper portion thereof. A load protruding portion extends outward from an outer bottom surface of the lower body part, and has a shape that corresponds to a shape of the opening.
    Type: Grant
    Filed: August 21, 2023
    Date of Patent: August 12, 2025
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Seunggyu Kang, Hyunjae Kang, Sangmin Kim, Youngwook Kim, Yong-Jun Ahn, Min Kyun Lee, Sangkyung Lee, Hyunwoo Lee, Jeonghun Lim
  • Patent number: 12365095
    Abstract: A loader device includes a frame, a first opening formed in a first side surface of the frame, a second opening formed on a second side surface of the frame, a cavity that connects the first opening and the second opening, a transport unit in the cavity, a first sensor that senses a presence or absence of a first substrate carrier, a second sensor that senses access of a person, and a controller that receives a first sensor signal from the first sensor and receives a second sensor signal from the second sensor. In response to the first sensor signal, the controller controls the transport unit to not transfer a second substrate carrier to the first opening, controls the transport unit to pick up the first substrate carrier from the first opening, and interrupts operation of the transport unit in response to the second sensor signal.
    Type: Grant
    Filed: November 25, 2022
    Date of Patent: July 22, 2025
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Hyun Jae Kang, Young Wook Kim, Seung Gyu Kang, Chul-Jun Park, Yong-Jun Ahn, Sang Kyung Lee, Hyun Woo Lee, Jeong Hun Lim
  • Publication number: 20250206533
    Abstract: An apparatus for storing articles includes first and second ports different from each other; and one input/output sensor corresponding to the first port and the second port, in which the input/output sensor includes a memory that stores first and second identifiers different from each other, and a controller that allocates the first identifier to the input/output sensor during a first time interval, and allocates the second identifier to the input/output sensor during a second time interval, the controller is configured such that, when the controller starts a communication with a conveying robot using the first identifier during the first time interval, the conveying robot performs an article loading and unloading operation at the first port, and when the controller starts the communication with the conveying robot using the second identifier during the second time interval, the conveying robot performs the operation at the second port.
    Type: Application
    Filed: August 5, 2024
    Publication date: June 26, 2025
    Inventors: Seung Gyu KANG, Yong-Jun AHN, Kyu Sang KO, Jae Sung BYUN, Min Kyun LEE, Sang Kyung LEE, Jeong Hun LIM, Jun Hyuk CHANG
  • Patent number: 12283502
    Abstract: A substrate transfer device includes a transfer unit configured to transfer, in a first direction, a carrier in which substrates are stored, an upper interface unit configured to move the transfer unit, a lower interface unit configured to receive the carrier from the transfer unit, and a controller configured to control the upper interface unit and the lower interface unit integrally such that the transfer unit and the carrier move in the first direction at the same time.
    Type: Grant
    Filed: December 6, 2021
    Date of Patent: April 22, 2025
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Young Wook Kim, Sang Min Kim, Ji Hun Kim, Gi-Nam Park, Chul-Jun Park, Yong-Jun Ahn, Youn Gon Oh, Byung Kook Yoo, Hyun Woo Lee, Jeong Hun Lim
  • Publication number: 20240383679
    Abstract: A ceiling storage system includes a first support rail and a second support rail that extend in a first direction; a first driving rail that extends in the first direction and is parallel to the first support rail and the second support rail; a second driving rail movably coupled to the first support rail, the second support rail, and the first driving rail, where the second driving rail is configured to move along the first support rail, the second support rail, and the first driving rail; a transfer vehicle movably coupled to the second driving rail and configured to move along the second driving rail; and a connection device that connects the first driving rail and the second driving rail to each other, where the connection device and the second driving rail are rotatable around a first axis that is parallel to the first direction.
    Type: Application
    Filed: December 21, 2023
    Publication date: November 21, 2024
    Inventors: Young Wook Kim, Seung Gyu Kang, Hyun Jae Kang, Sang Min Kim, Jae Sung Byun, Yong-Jun Ahn, Hyun Woo Lee, Jeong Hun Lim, Jun Hyuk Chang
  • Publication number: 20240327168
    Abstract: An inter-floor transport system includes an aerial vehicle configured to move vertically and horizontally along a passage and a power assembly including a power supply adjacent to the passage and a guide cable extending along the passage and connected to the power supply, where the aerial vehicle is configured to receive power through the guide cable without contacting the guide cable.
    Type: Application
    Filed: November 16, 2023
    Publication date: October 3, 2024
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Seunggyu KANG, Hyunjae KANG, Sangmin KIM, Youngwook Kim, Yong-Jun AHN, Min Kyun LEE, Sangkyung LEE, Hyunwoo LEE, Jeonghun LIM, Junhyuk CHANG
  • Publication number: 20240312486
    Abstract: According to an embodiment, a cassette storage case includes a body defining an internal storage space for a cassette. The body includes a lower body part, and a shield body part extending upward from an upper surface outer region of the lower body part. The shield body part has an opening in an upper portion thereof. A load protruding portion extends outward from an outer bottom surface of the lower body part, and has a shape that corresponds to a shape of the opening.
    Type: Application
    Filed: August 21, 2023
    Publication date: September 19, 2024
    Inventors: Seunggyu KANG, Hyunjae KANG, Sangmin KIM, Youngwook KIM, Yong-Jun AHN, Min Kyun LEE, Sangkyung LEE, Hyunwoo LEE, Jeonghun LIM
  • Publication number: 20240294196
    Abstract: An embodiment of the present disclosure provides an overhead hoist transport system including: a driving rail configured to extend in a first direction; a support rail positioned parallel to the driving rail; and a crane movably connected to the driving rail and the support rail and configured to move along the driving rail and the support rail, wherein the crane includes: a base configured to extend in a second direction perpendicular to the first direction to cross the driving rail and the support rail; a driving wheel connected to the base and configured to move along the driving rail; and a guide wheel connected to the base and pressed toward a contact surface of the support rail to remain in contact with the support rail, the contact surface being a surface in contact with the guide wheel.
    Type: Application
    Filed: October 7, 2023
    Publication date: September 5, 2024
    Inventors: Hyunjae Kang, Seunggyu Kang, SANGMIN KIM, JAESUNG BYUN, YONG-JUN AHN, MIN KYUN LEE, SANGKYUNG LEE, HYUNWOO LEE, JEONGHUN LIM, JUNHYUK CHANG
  • Patent number: 12068185
    Abstract: An article transfer system includes a plurality of stage modules respectively provided at a plurality of layers, an interlayer transfer apparatus configured to transfer an article to each of the plurality of stage modules, and a plurality of loading and unloading apparatus respectively provided on each stage module of the plurality of stage modules, the plurality of loading and unloading apparatus configured to load an article onto respective stage modules of the plurality of stage modules. The interlayer transfer apparatus includes a mast frame extending so as to intersect each stage module of the plurality of stage modules, and a plurality of carriage units configured to move along a length direction of the mast frame, transfer articles, and move in a parallel manner with each other.
    Type: Grant
    Filed: June 30, 2022
    Date of Patent: August 20, 2024
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Young Wook Kim, Sang Min Kim, Chul-Jun Park, Jae Sung Byun, Yong-Jun Ahn, Sang Kyung Lee, Hyun Woo Lee, Jeong Hun Lim, Jun Hyuk Chang, Kyu Bum Cho
  • Publication number: 20240076127
    Abstract: Provided is a ceiling storage system capable of correcting a working position and constantly checking stability of a structure by detecting an amount of change in a facility. According to the ceiling storage system, a transport vehicle moves to an upper portion of a first storage area of a plurality of storage areas in a state of gripping an article, and the transport vehicle measures a first distance value between the transport vehicle and the first storage area using a distance sensor and measures a relative position value between the transport vehicle and the first storage area using a vision sensor, before unloading the article from the first storage area.
    Type: Application
    Filed: May 23, 2023
    Publication date: March 7, 2024
    Inventors: Sang Kyung LEE, Seung Gyu KANG, Hyun Jae KANG, Young Wook KIM, Sang A BANG, Yong-Jun AHN, Min Kyun LEE, Hyun Woo LEE, Jeong Hun LIM, Jun Hyuk CHANG
  • Publication number: 20230406623
    Abstract: Provided is a ceiling storage system for increasing storage capacity by utilizing a ceiling space inside a fab. The ceiling storage system includes a first overhead rack including a plurality of storage positions for storing a plurality of articles; first and second support rails above the first overhead rack and extending in one direction; a first driving rail above the first overhead rack and in parallel with the first and second support rails; a second driving rail coupled to the first and second support rails and the first driving rail and moving along the first and second support rails and the first driving rail; and a first transport vehicle including a carriage coupled to the second driving rail and moving along the second driving rail, and a hoist and a hand unit installed on the carriage and for loading and unloading the articles to and from the first overhead rack.
    Type: Application
    Filed: February 2, 2023
    Publication date: December 21, 2023
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Young Wook Kim, Seung Gyu Kang, Hyun Jae Kang, Sang Min Kim, Yong-Jun Ahn, Sang Kyung Lee, Hyun Woo Lee, Jeong Hun Lim, Jun Hyuk Chang
  • Publication number: 20230326777
    Abstract: Disclosed are semiconductor carrier storage systems, semiconductor fabrication systems including the same, and/or semiconductor fabrication methods using the same. The semiconductor carrier storage system comprises storage ports each of which accommodates a semiconductor carrier, a shuttle rail that extends in a horizontal direction on a side of the storage ports, an internal carrier shuttle that moves along the shuttle rail and transfers a semiconductor carrier to each of the storage ports, and an upper transport that receives the semiconductor carrier from an overhead hoist transport (OHT). The internal carrier shuttle includes a shuttle body coupled to the shuttle rail, a transfer wheel that connects the shuttle body to the shuttle rail, a gripper that holds the semiconductor carrier, and a hoist that vertically extends between the shuttle body and the gripper and drives the gripper to vertically move.
    Type: Application
    Filed: October 24, 2022
    Publication date: October 12, 2023
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Youngwook KIM, Hyunjae KANG, Sangmin KIM, Chul-Jun PARK, Yong-Jun AHN, Sangkyung LEE, Hyunwoo LEE, Junhyuk CHANG
  • Patent number: 11733077
    Abstract: A measurement carrier includes a housing having an internal space, and a flow-rate measuring device located within the internal space. A bottom surface of the housing includes a first inflow hole, a second inflow hole, and an outflow hole, which provide fluid communication between the internal space and an outer space. The flow-rate measuring device may include a first flow-rate measuring sensor in fluid communication with the first inflow hole, and a second flow-rate measuring sensor in fluid communication with the second inflow hole.
    Type: Grant
    Filed: October 18, 2021
    Date of Patent: August 22, 2023
    Inventors: Sanga Bang, Geunhyung Kim, Sangmin Kim, Gi-Nam Park, Chul-Jun Park, Yong-Jun Ahn, JongJin Ahn, Min Kyun Lee, Sangkyung Lee, Kyubum Cho
  • Publication number: 20230256617
    Abstract: A loader device includes a frame, a first opening formed in a first side surface of the frame, a second opening formed on a second side surface of the frame, a cavity that connects the first opening and the second opening, a transport unit in the cavity, a first sensor that senses a presence or absence of a first substrate carrier, a second sensor that senses access of a person, and a controller that receives a first sensor signal from the first sensor and receives a second sensor signal from the second sensor. In response to the first sensor signal, the controller controls the transport unit to not transfer a second substrate carrier to the first opening, controls the transport unit to pick up the first substrate carrier from the first opening, and interrupts operation of the transport unit in response to the second sensor signal.
    Type: Application
    Filed: November 25, 2022
    Publication date: August 17, 2023
    Inventors: HYUN JAE KANG, Young Wook KIM, Seung Gyu KANG, Chul-Jun PARK, Yong-Jun AHN, Sang Kyung LEE, Hyun Woo LEE, Jeong Hun LIM
  • Publication number: 20230099726
    Abstract: An article transfer system includes a plurality of stage modules respectively provided at a plurality of layers, an interlayer transfer apparatus configured to transfer an article to each of the plurality of stage modules, and a plurality of loading and unloading apparatus respectively provided on each stage module of the plurality of stage modules, the plurality of loading and unloading apparatus configured to load an article onto respective stage modules of the plurality of stage modules. The interlayer transfer apparatus includes a mast frame extending so as to intersect each stage module of the plurality of stage modules, and a plurality of carriage units configured to move along a length direction of the mast frame, transfer articles, and move in a parallel manner with each other.
    Type: Application
    Filed: June 30, 2022
    Publication date: March 30, 2023
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Young Wook Kim, Sang Min Kim, Chul-Jun Park, Jae Sung Byun, Yong-Jun Ahn, Sang Kyung Lee, Hyun Woo Lee, Jeong Hun Lim, Jun Hyuk Chang, Kyu Bum Cho