Patents by Inventor Keun Soo Lee
Keun Soo 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).
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Publication number: 20240130182Abstract: A display is provided. The display device includes a display area and a non-display area located around the display area; a base layer; an organic light-emitting diode (OLED) that is located on the base layer in the display area; and a first crack detection line that is located on the base layer in the non-display area; wherein the first crack detection line comprises a first line that extends substantially in a first direction along a first edge of the display area, a second line that is separated from the first line and extends substantially in the first direction, and a third line that is connected to an end of the first line and an end of the second line, wherein a cross-sectional shape of the first line in a second direction crossing the first direction is inversely tapered.Type: ApplicationFiled: December 26, 2023Publication date: April 18, 2024Inventors: Hun KIM, Yong Jin KIM, Soon Jung WANG, Keun Soo LEE, Jae Ho LEE, Kyung Chan CHAE
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Publication number: 20240101765Abstract: The present invention provides a photosensitive composition comprising a copolymer of an organometallic compound and polysiloxane that may be used in a photosensitive material for a display or semiconductor, and a method for preparing the same.Type: ApplicationFiled: February 17, 2022Publication date: March 28, 2024Inventors: Hyuk Jin CHA, Eung Chan LEE, Keun Soo KIM
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Publication number: 20240076857Abstract: A fastening device for different components is proposed. The device may include a first member having a through passage formed at a connecting end, and a second member including an insertion groove, into which a connecting end of a first member is introduced, and an inlet hole and an outlet hole, which are formed on the opposite side of the insertion groove to communicate with each other through the through passage. The device may also include a connector for fastening or releasing according to a rotational operation position while being inserted to reach the inlet hole, the through passage, and the outlet hole; and a damper positioned on one side of the connector and configured as a single elastic pressing body that prevents rotation of the connector and maintains a fixed state of the connector by contracting or restoring its original shape according to a rotational operation of the connector.Type: ApplicationFiled: August 29, 2023Publication date: March 7, 2024Inventors: Keun Chul SONG, Hyun Soo LEE, Min Gyun JIN, Jong Gwi SONG
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Patent number: 11895887Abstract: A display is provided. The display device includes a display area and a non-display area located around the display area; a base layer; an organic light-emitting diode (OLED) that is located on the base layer in the display area; and a first crack detection line that is located on the base layer in the non-display area; wherein the first crack detection line comprises a first line that extends substantially in a first direction along a first edge of the display area, a second line that is separated from the first line and extends substantially in the first direction, and a third line that is connected to an end of the first line and an end of the second line, wherein a cross-sectional shape of the first line in a second direction crossing the first direction is inversely tapered.Type: GrantFiled: December 29, 2022Date of Patent: February 6, 2024Assignee: Samsung Display Co., Ltd.Inventors: Hun Kim, Yong Jin Kim, Soon Jung Wang, Keun Soo Lee, Jae Ho Lee, Kyung Chan Chae
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Publication number: 20230363198Abstract: A display device includes a substrate including a display area in which a plurality of pixels is disposed, and a non-display area in a peripheral area of the display area; an insulating layer disposed on the substrate; a metal wiring disposed on the substrate; and a plurality of dummy patterns disposed in the non-display area of the substrate. The plurality of dummy patterns includes a plurality of first patterns including an insulating material and a plurality of second patterns including a metal material.Type: ApplicationFiled: July 19, 2023Publication date: November 9, 2023Inventors: JONG-RYUK PARK, KEUN SOO LEE, SUN YOUL LEE, YUN-MO CHUNG, JAE BEOM CHOI
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Patent number: 11751424Abstract: A display device includes a substrate; a display area and a non-display area on the substrate, where a plurality of pixels is disposed in the display area, and where the non-display area is in a peripheral area of the display area; an insulating layer disposed on the substrate; a metal wiring disposed on the substrate; and a plurality of dummy patterns disposed in the non-display area. The plurality of dummy patterns includes a plurality of first patterns including an insulating material and a plurality of second patterns including a metal material.Type: GrantFiled: April 28, 2021Date of Patent: September 5, 2023Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Jong-Ryuk Park, Keun Soo Lee, Sun Youl Lee, Yun-Mo Chung, Jae Beom Choi
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Patent number: 11749690Abstract: A display device includes a substrate including a display area to display an image and a non-display area provided on at least one side of the display area, a plurality of pixels disposed on the substrate and provided in an area corresponding to the display area, a first insulating layer having an opening in a first area of the non-display area, a second insulating layer provided in the first area, first lines provided on the substrate and connected to the plurality of pixels, and second lines provided on the first and second insulating layers, and connected to the first lines. An area in which the first lines overlap with the second lines is spaced apart from an edge of the second insulating layer when viewed in a plan view.Type: GrantFiled: January 4, 2021Date of Patent: September 5, 2023Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Deuk Jong Kim, Keun Soo Lee
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Publication number: 20230241120Abstract: The present invention relates to a method for sterilizing a bone graft material, and more specifically, to a method for sterilizing a bone graft material containing sodium carboxymethyl cellulose (CMC) gel without changing its properties.Type: ApplicationFiled: August 30, 2022Publication date: August 3, 2023Applicant: Cellumed Co.,LtdInventors: Jung Soo LEE, Keun-Soo LEE, Young Mo KANG, Yong Woo LIM, Ju Woong JANG
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Publication number: 20230140524Abstract: A display is provided. The display device includes a display area and a non-display area located around the display area; a base layer; an organic light-emitting diode (OLED) that is located on the base layer in the display area; and a first crack detection line that is located on the base layer in the non-display area; wherein the first crack detection line comprises a first line that extends substantially in a first direction along a first edge of the display area, a second line that is separated from the first line and extends substantially in the first direction, and a third line that is connected to an end of the first line and an end of the second line, wherein a cross-sectional shape of the first line in a second direction crossing the first direction is inversely tapered.Type: ApplicationFiled: December 29, 2022Publication date: May 4, 2023Inventors: Hun KIM, Yong Jin KIM, Soon Jung WANG, Keun Soo LEE, Jae Ho LEE, Kyung Chan CHAE
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Patent number: 11588122Abstract: A flexible display device including: a display substrate having a display area and a peripheral area surrounding the display area; a plurality of pixels formed in the display area; a passivation layer covering the pixels from the top to protect the pixels; a polarization film layer provided at the top of the passivation layer and of which an edge is extended outside an edge of the passivation layer; and a film wiring made of a flexible material of which one end is connected to the peripheral area.Type: GrantFiled: August 6, 2020Date of Patent: February 21, 2023Assignee: Samsung Display Co., Ltd.Inventors: Jong-Ryuk Park, Hyun-Been Hwang, Sang Hun Oh, Keun Soo Lee, Sun Youl Lee, Gyoo Chui Jo
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Patent number: 11569338Abstract: A display is provided. The display device includes a display area and a non-display area located around the display area; a base layer; an organic light-emitting diode (OLED) that is located on the base layer in the display area; and a first crack detection line that is located on the base layer in the non-display area; wherein the first crack detection line comprises a first line that extends substantially in a first direction along a first edge of the display area, a second line that is separated from the first line and extends substantially in the first direction, and a third line that is connected to an end of the first line and an end of the second line, wherein a cross-sectional shape of the first line in a second direction crossing the first direction is inversely tapered.Type: GrantFiled: May 26, 2021Date of Patent: January 31, 2023Inventors: Hun Kim, Yong Jin Kim, Soon Jung Wang, Keun Soo Lee, Jae Ho Lee, Kyung Chan Chae
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Patent number: 11475835Abstract: A display device includes a plurality of pixels. Each pixel includes a first transistor that controls an amount of current received from a first power supply voltage line connected via a second node to an organic light emitting diode in response to a voltage of a first node, a second transistor connected between a data line and the second node and that includes a first gate electrode connected to a first scan line, a light emitting line connected to a gate electrode of at least one light emitting transistor located in a current path between the first power supply voltage line and the organic light emitting diode, and a seventh transistor connected between one of at least one second gate electrode of the second transistor and the light emitting line. Accordingly, a threshold voltage of a switching transistor included in each of the plurality of pixels may be negatively shifted.Type: GrantFiled: April 9, 2021Date of Patent: October 18, 2022Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Hyo Jung Kim, Tae Young Kim, Yong Sung Park, Jong Woo Park, Mi Seon Seo, Keun Soo Lee, Ki Ju Im, Dae Youn Cho, Young Tae Choi, Hyun Cheol Hwang
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Publication number: 20220020961Abstract: A display apparatus includes: a substrate; a display unit disposed on the substrate; a barrier unit disposed between the substrate and the display unit; and a buffer unit disposed between the barrier unit and the display unit, wherein a sum of a thickness of the barrier unit and a thickness of the buffer unit is in the range from 0.9 ?m to 3 ?m.Type: ApplicationFiled: October 1, 2021Publication date: January 20, 2022Inventors: Keun-Soo Lee, Yong-Hwan Park, Chi-Wook An, Seong-Jun Lee
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Patent number: 11165042Abstract: A display apparatus includes: a substrate; a display unit disposed on the substrate; a barrier unit disposed between the substrate and the display unit; and a buffer unit disposed between the barrier unit and the display unit, wherein a sum of a thickness of the barrier unit and a thickness of the buffer unit is in the range from 0.9 ?m to 3 ?m.Type: GrantFiled: June 1, 2020Date of Patent: November 2, 2021Assignee: Samsung Display Co., Ltd.Inventors: Keun-Soo Lee, Yong-Hwan Park, Chi-Wook An, Seong-Jun Lee
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Publication number: 20210288130Abstract: A display is provided. The display device includes a display area and a non-display area located around the display area; a base layer; an organic light-emitting diode (OLED) that is located on the base layer in the display area; and a first crack detection line that is located on the base layer in the non-display area; wherein the first crack detection line comprises a first line that extends substantially in a first direction along a first edge of the display area, a second line that is separated from the first line and extends substantially in the first direction, and a third line that is connected to an end of the first line and an end of the second line, wherein a cross-sectional shape of the first line in a second direction crossing the first direction is inversely tapered.Type: ApplicationFiled: May 26, 2021Publication date: September 16, 2021Inventors: Hun KIM, Yong Jin KIM, Soon Jung WANG, Keun Soo LEE, Jae Ho LEE, Kyung Chan CHAE
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Publication number: 20210256906Abstract: A display device includes a plurality of pixels. Each pixel includes a first transistor that controls an amount of current received from a first power supply voltage line connected via a second node to an organic light emitting diode in response to a voltage of a first node, a second transistor connected between a data line and the second node and that includes a first gate electrode connected to a first scan line, a light emitting line connected to a gate electrode of at least one light emitting transistor located in a current path between the first power supply voltage line and the organic light emitting diode, and a seventh transistor connected between one of at least one second gate electrode of the second transistor and the light emitting line. Accordingly, a threshold voltage of a switching transistor included in each of the plurality of pixels may be negatively shifted.Type: ApplicationFiled: April 9, 2021Publication date: August 19, 2021Inventors: Hyo Jung Kim, Tae Young Kim, Yong Sung Park, Jong Woo Park, Mi Seon Seo, Keun Soo Lee, Ki Ju Im, Dae Youn Cho, Young Tae Choi, Hyun Cheol Hwang
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Publication number: 20210249630Abstract: A display device includes a substrate including a display area in which a plurality of pixels is disposed, and a non-display area in a peripheral area of the display area; an insulating layer disposed on the substrate; a metal wiring disposed on the substrate; and a plurality of dummy patterns disposed in the non-display area of the substrate. The plurality of dummy patterns includes a plurality of first patterns including an insulating material and a plurality of second patterns including a metal material.Type: ApplicationFiled: April 28, 2021Publication date: August 12, 2021Inventors: JONG-RYUK PARK, KEUN SOO LEE, SUN YOUL LEE, YUN-MO CHUNG, JAE BEOM CHOI
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Patent number: 11049927Abstract: A display is provided. The display device includes a display area and a non-display area located around the display area; a base layer; an organic light-emitting diode (OLED) that is located on the base layer in the display area; and a first crack detection line that is located on the base layer in the non-display area; wherein the first crack detection line comprises a first line that extends substantially in a first direction along a first edge of the display area, a second line that is separated from the first line and extends substantially in the first direction, and a third line that is connected to an end of the first line and an end of the second line, wherein a cross-sectional shape of the first line in a second direction crossing the first direction is inversely tapered.Type: GrantFiled: March 23, 2020Date of Patent: June 29, 2021Inventors: Hun Kim, Yong Jin Kim, Soon Jung Wang, Keun Soo Lee, Jae Ho Lee, Kyung Chan Chae
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Patent number: D1019714Type: GrantFiled: September 14, 2022Date of Patent: March 26, 2024Assignee: SUNGBO INDUSTRIAL CO., LTD.Inventors: Keun Chul Song, Dae Hyun Ryu, Hyun Soo Lee
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Patent number: D1026967Type: GrantFiled: September 14, 2022Date of Patent: May 14, 2024Inventors: Keun Chul Song, Dae Hyun Ryu, Hyun Soo Lee