Patents by Inventor Hyo Cho
Hyo Cho 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: 9799926Abstract: Disclosed herein are an electrode stack including at least one positive electrode, at least one negative electrode, and at least one separator, wherein the separator is laminated to one surface or opposite surfaces of at least one of the electrodes, the positive electrode, the negative electrode, and the separator are stacked such that the separator is disposed between the positive electrode and the negative electrode, and a stacked surface of each of the positive electrode, the negative electrode, and the separator includes a curved surface, and a battery cell including the same.Type: GrantFiled: May 8, 2014Date of Patent: October 24, 2017Assignee: LG Chem, Ltd.Inventors: Eun Seok Choi, Shin Hyo Cho, Byung O Park, Jae Bin Chung, Dong-Myung Kim
-
Patent number: 9788440Abstract: A rollable display device includes a display panel for displaying an image, a printed circuit board connected to an edge of the display panel, and a roller which the display panel is rolled onto or unrolled from. The roller has a cylindrical shape having an inner space, and the printed circuit board is disposed in the inner space.Type: GrantFiled: November 18, 2016Date of Patent: October 10, 2017Assignee: LG DISPLAY CO., LTD.Inventors: Seok-Hyo Cho, Chul Park
-
Patent number: 9736951Abstract: A variable display device includes a display panel; a joint plate installed at a rear surface of the display panel and including a plurality of plates each configured to be rotated by a hinge; and a driving system installed at a rear surface of the joint plate and rotating the plurality of plates with respect to a normal direction to the joint plate, wherein the display panel is variably driven in a flat mode having a flat surface or a curved mode having a curved surface by the joint plate and the driving system.Type: GrantFiled: July 7, 2016Date of Patent: August 15, 2017Assignee: LG DISPLAY CO., LTD.Inventors: Seok-Hyo Cho, Hyun-Yong Uhm
-
Publication number: 20170196103Abstract: A rollable display device includes a display panel for displaying an image, a printed circuit board connected to an edge of the display panel, and a roller which the display panel is rolled onto or unrolled from. The roller has a cylindrical shape having an inner space, and the printed circuit board is disposed in the inner space.Type: ApplicationFiled: March 21, 2017Publication date: July 6, 2017Applicant: LG Display Co., Ltd.Inventors: Seok-Hyo CHO, Chul PARK
-
Patent number: 9629237Abstract: A rollable display device includes a display panel for displaying an image, a printed circuit board connected to an edge of the display panel, and a roller which the display panel is rolled onto or unrolled from. The roller has a cylindrical shape having an inner space, and the printed circuit board is disposed in the inner space.Type: GrantFiled: June 30, 2015Date of Patent: April 18, 2017Assignee: LG DISPLAY CO., LTD.Inventors: Seok-Hyo Cho, Chul Park
-
Publication number: 20170071066Abstract: A rollable display device includes a display panel for displaying an image, a printed circuit board connected to an edge of the display panel, and a roller which the display panel is rolled onto or unrolled from. The roller has a cylindrical shape having an inner space, and the printed circuit board is disposed in the inner space.Type: ApplicationFiled: November 18, 2016Publication date: March 9, 2017Applicant: LG Display Co., Ltd.Inventors: Seok-Hyo CHO, Chul PARK
-
Publication number: 20160324017Abstract: A variable display device includes a display panel; a joint plate installed at a rear surface of the display panel and including a plurality of plates each configured to be rotated by a hinge; and a driving system installed at a rear surface of the joint plate and rotating the plurality of plates with respect to a normal direction to the joint plate, wherein the display panel is variably driven in a flat mode having a flat surface or a curved mode having a curved surface by the joint plate and the driving system.Type: ApplicationFiled: July 7, 2016Publication date: November 3, 2016Inventors: Seok-Hyo CHO, Hyun-Yong UHM
-
Publication number: 20160268625Abstract: Disclosed herein are an electrode stack including at least one positive electrode, at least one negative electrode, and at least one separator, wherein the separator is laminated to one surface or opposite surfaces of at least one of the electrodes, the positive electrode, the negative electrode, and the separator are stacked such that the separator is disposed between the positive electrode and the negative electrode, and a stacked surface of each of the positive electrode, the negative electrode, and the separator includes a curved surface, and a battery cell including the same.Type: ApplicationFiled: May 8, 2014Publication date: September 15, 2016Applicant: LG Chem, Ltd.Inventors: Eun Seok Choi, Shin Hyo Cho, Byung O Park, Jae Bin Chung, Dong-Myung Kim
-
Patent number: 9413284Abstract: A variable display device includes a display panel; a joint plate installed at a rear surface of the display panel and including a plurality of plates each configured to be rotated by a hinge; and a driving system installed at a rear surface of the joint plate and rotating the plurality of plates with respect to a normal direction to the joint plate, wherein the display panel is variably driven in a flat mode having a flat surface or a curved mode having a curved surface by the joint plate and the driving system.Type: GrantFiled: December 23, 2013Date of Patent: August 9, 2016Assignee: LG DISPLAY CO., LTD.Inventors: Seok-Hyo Cho, Hyun-Yong Uhm
-
Publication number: 20160133987Abstract: Disclosed herein are an electrode stack including at least one positive electrode, at least one negative electrode, and at least one separator, wherein the positive electrode, the negative electrode, and the separator are stacked such that the separator is disposed between the positive electrode and the negative electrode, one end of each of the positive electrode and the negative electrode does not intersect the other end of each of the positive electrode and the negative electrode, a stacked surface of each of the positive electrode, the negative electrode, and the separator includes a curved surface, and the negative electrode has an arc length equal to or greater than that of the positive electrode while the separator has an arc length greater than that of the positive electrode in a state in which the positive electrode, the negative electrode, and the separator are curved, and a battery pack including the same.Type: ApplicationFiled: May 8, 2014Publication date: May 12, 2016Applicant: LG Chem, Ltd.Inventors: Eun Seok Choi, Shin Hyo Cho, Jae Bin Chung, Dong-Myung Kim
-
Publication number: 20160053713Abstract: A piston for use in an engine. The piston includes a sidewall, a bowl, a tapered surface, and an outer surface. The tapered surface is positioned radially outward relative to the bowl, and the outer surface contacts the sidewall and is positioned radially outward relative to the tapered surface. The tapered surface extends between the bowl and the outer surface, such that the tapered surface contacts the bowl at a radially inward location and contacts the outer surface at a radially outward location. The sidewall faces radially outward to mate with a cylinder of the engine.Type: ApplicationFiled: August 19, 2014Publication date: February 25, 2016Inventors: Richard E. Winsor, Nam Hyo Cho
-
Publication number: 20160053712Abstract: A piston having an outer surface and a bottom surface. The bottom surface comprises a convex region, a concave region, and a circumferential edge. The convex region is intersected by a longitudinal piston axis defined by the piston. The convex region is radially inward of and in contact with the concave region, the concave region is radially inward of an in contact with the circumferential edge, and the circumferential edge is radially inward of and in contact with the outer surface.Type: ApplicationFiled: August 19, 2014Publication date: February 25, 2016Inventors: Richard E. Winsor, Nam Hyo Cho
-
Publication number: 20160032511Abstract: Provided is a method for manufacturing a water-repellent knitted fabric and a water-repellent knitted fabric. The method includes: dyeing a yarn; obtaining a knitted fabric by knitting the dyed yarn which is dyed in the dyeing of the yarn; dipping the knitted fabric in a water-repellent liquid to allow the water-repellent liquid to penetrate into a structure of the dyed yarn and to be coated on a surface of the dyed yarn; dehydrating the knitted fabric after the dipping of the knitted fabric and then incompletely drying the knitted fabric while moisture remains in the dyed yarn; adhering the water-repellent liquid applied to the knitted fabric by applying heat to the knitted fabric after the dehydrating of the knitted fabric; washing the knitted fabric using water after the adhering of the water-repellent liquid; and drying the knitted fabric after the washing of the knitted fabric.Type: ApplicationFiled: March 12, 2014Publication date: February 4, 2016Inventor: Eun-hyo CHO
-
Publication number: 20160029474Abstract: A rollable display device includes a display panel for displaying an image, a printed circuit board connected to an edge of the display panel, and a roller which the display panel is rolled onto or unrolled from. The roller has a cylindrical shape having an inner space, and the printed circuit board is disposed in the inner space.Type: ApplicationFiled: June 30, 2015Publication date: January 28, 2016Applicant: LG DISPLAY CO., LTD.Inventors: Seok-Hyo CHO, Chul PARK
-
Patent number: 9123290Abstract: A display device capable of being adjusted between flat and curved comprising: a display panel; a back cover system including: at least two angle block modules, one in each half of the back cover system, the angle block modules, wherein moving the angle block modules changes a curvature of the display panel; a driving system to move the angle block modules. A driving system includes a motor; a gear connected to the motor; block units arranged in a row in the angle block module and positioned at a rear of the display panel; a shaft bearing connecting a first block unit to a second block unit. A flatness controlling unit comprises an angle block module having a flatness controlling groove; a wire guided by the flatness controlling groove; and a tension adjusting part including a portion of the wire and a spring connected to the portion of the wire.Type: GrantFiled: December 19, 2014Date of Patent: September 1, 2015Assignee: LG DISPLAY, CO., LTD.Inventors: Seok-Hyo Cho, Chul Park
-
Patent number: 9119303Abstract: Disclosed is a display device having reduced noise during curvature varying. The display device includes a display module configured to display an image and a curvature varier configured to change a shape of the display module to a plane shape or a curvature shape with respect to a front surface of the display module. The curvature varier changes the shape of the display module to the plane shape or the curvature shape according to a shape change caused by a temperature.Type: GrantFiled: December 17, 2013Date of Patent: August 25, 2015Assignee: LG DISPLAY CO., LTD.Inventors: Sung Min Baik, Seok Hyo Cho
-
Patent number: 9098241Abstract: A rollable display device includes a display panel for displaying an image, a printed circuit board connected to an edge of the display panel, and a roller which the display panel is rolled onto or unrolled from. The roller has a cylindrical shape having an inner space, and the printed circuit board is disposed in the inner space.Type: GrantFiled: November 18, 2014Date of Patent: August 4, 2015Assignee: LG DISPLAY CO., LTD.Inventors: Seok-Hyo Cho, Chul Park
-
Patent number: 9081540Abstract: An adjustable display device capable of being adjusted between flat and curved including a display panel having a rear and an adjustable system at the rear of the display panel. The adjustable system including a rod, a fixing device attached to the rear of the display panel to support the rod and a driving system to transmit power to the rod.Type: GrantFiled: November 25, 2014Date of Patent: July 14, 2015Assignee: LG DISPLAY CO., LTD.Inventors: Seok-Hyo Cho, Dong-Kwan Yoo
-
Publication number: 20150092353Abstract: Disclosed is a display device having reduced noise during curvature varying. The display device includes a display module configured to display an image and a curvature varier configured to change a shape of the display module to a plane shape or a curvature shape with respect to a front surface of the display module. The curvature varier changes the shape of the display module to the plane shape or the curvature shape according to a shape change caused by a temperature.Type: ApplicationFiled: December 17, 2013Publication date: April 2, 2015Applicant: LG Display Co., Ltd.Inventors: Sung Min BAIK, Seok Hyo CHO
-
Publication number: 20150092361Abstract: A variable display device includes a display panel; a joint plate installed at a rear surface of the display panel and including a plurality of plates each configured to be rotated by a hinge; and a driving system installed at a rear surface of the joint plate and rotating the plurality of plates with respect to a normal direction to the joint plate, wherein the display panel is variably driven in a flat mode having a flat surface or a curved mode having a curved surface by the joint plate and the driving system.Type: ApplicationFiled: December 23, 2013Publication date: April 2, 2015Applicant: LG Display Co., Ltd.Inventors: Seok-Hyo CHO, Hyun-Yong UHM