Patents by Inventor Eric Eun-Ha Choi

Eric Eun-Ha Choi 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: 11877568
    Abstract: A lure 1A of the present invention has a body 2 and a lip part 3 projecting from the body 2, and the lip part 3 is provided with a hologram sheet 4. As the hologram sheet 4 of the lure 1A reflects light while the lure 1A dives and swims in water, a target fish is easily attracted by the lure 1A.
    Type: Grant
    Filed: May 17, 2018
    Date of Patent: January 23, 2024
    Assignee: DUEL CO., INC.
    Inventor: Eric Eun-Ha Choi
  • Publication number: 20220307192
    Abstract: A fused yarn (1) including an ultra-high molecular weight polyethylene multifilament contains a liquid paraffin having an average molecular weight of 400 or more in an amount 15% by weight or more. The ultra-high molecular weight polyethylene fused yarn (1) of the present invention is excellent in fusibility.
    Type: Application
    Filed: October 20, 2020
    Publication date: September 29, 2022
    Applicant: DUEL CO., INC.
    Inventor: Eric Eun-Ha Choi
  • Patent number: 11219196
    Abstract: A lure 10 includes the arm member 1 and the charm member 3. The arm member 1 includes a first arm part 11 having an elongated shape and a second arm part 12 connected to an end part of the first arm part 11 and extending in a direction not parallel to the first arm part 11. The charm member 3 is connected to the first arm part 11 via the connecting part 5. The charm member 3 is connected to the first arm part 11 to be rotatable around an axial center R1 connecting the connecting part and a center of the charm member 3 and to allow a rotation amount of the charm member to be regulated within a predetermined range.
    Type: Grant
    Filed: January 31, 2018
    Date of Patent: January 11, 2022
    Assignee: DUEL CO., INC.
    Inventor: Eric Eun-Ha Choi
  • Patent number: 11197469
    Abstract: A lure includes a body, a sinker moving space running in a front and back direction inside the body, a pair of rails provided in the sinker moving space, running in the front and back direction, a sinker housed in the sinker moving space, and a support projecting in a left and right direction of the sinker, the sinker being movable on the pair of rails with the support in the front and back direction, and the pair of rails each including a first rail section positioned in a rear side of the sinker moving space, and a second rail section positioned in a front side of the sinker moving space, having a rear end positioned below a front end of the first rail section, wherein a stopper capable of stopping the sinker is provided between the first rail section and the second rail section.
    Type: Grant
    Filed: July 3, 2017
    Date of Patent: December 14, 2021
    Assignee: DUEL CO., INC.
    Inventor: Eric Eun-Ha Choi
  • Publication number: 20210235677
    Abstract: A lure 1A of the present invention has a body 2 and a lip part 3 projecting from the body 2, and the lip part 3 is provided with a hologram sheet 4. As the hologram sheet 4 of the lure 1A reflects light while the hue IA dives and swims in water, a target fish is easily attracted by the lure 1A.
    Type: Application
    Filed: May 17, 2018
    Publication date: August 5, 2021
    Applicant: DUEL CO., INC.
    Inventor: Eric Eun-Ha Choi
  • Patent number: 11000022
    Abstract: A lure includes a body, a passage formed in the body, a plurality of independent spherical sinkers that moves in the passage, a holding member that holds the plurality of spherical sinkers together, and an attachment portion to which the spherical sinker which is located foremost and held by the holding member is attached by a magnetic force. According to the lure of the present invention, the plurality of spherical sinkers can be integrally and smoothly moved in the passage.
    Type: Grant
    Filed: May 24, 2017
    Date of Patent: May 11, 2021
    Assignee: DUEL CO., INC.
    Inventor: Eric Eun-Ha Choi
  • Publication number: 20200178510
    Abstract: A lure includes a body, a sinker moving space running in a front and back direction inside the body, a pair of rails provided in the sinker moving space, running in the front and back direction, a sinker housed in the sinker moving space, and a support projecting in a left and right direction of the sinker, the sinker being movable on the pair of rails with the support in the front and back direction, and the pair of rails each including a first rail section positioned in a rear side of the sinker moving space, and a second rail section positioned in a front side of the sinker moving space, having a rear end positioned below a front end of the first rail section, wherein a stopper capable of stopping the sinker is provided between the first rail section and the second rail section.
    Type: Application
    Filed: July 3, 2017
    Publication date: June 11, 2020
    Applicant: DUEL CO., INC.
    Inventor: Eric Eun-Ha Choi
  • Publication number: 20190343102
    Abstract: A lure 10 includes the arm member 1 and the charm member 3. The arm member 1 includes a first arm part 11 having an elongated shape and a second arm part 12 connected to an end part of the first arm part 11 and extending in a direction not parallel to the first arm part 11. The charm member 3 is connected to the first arm part 11 via the connecting part 5. The charm member 3 is connected to the first arm part 11 to be rotatable around an axial center R1 connecting the connecting part and a center of the charm member 3 and to allow a rotation amount of the charm member to be regulated within a predetermined range.
    Type: Application
    Filed: January 31, 2018
    Publication date: November 14, 2019
    Applicant: DUEL CO., INC.
    Inventor: Eric Eun-Ha Choi
  • Publication number: 20180249692
    Abstract: A lure includes a body, a passage formed in the body, a plurality of independent spherical sinkers that moves in the passage, a holding member that holds the plurality of spherical sinkers together, and an attachment portion to which the spherical sinker which is located foremost and held by the holding member is attached by a magnetic force. According to the lure of the present invention, the plurality of spherical sinkers can be integrally and smoothly moved in the passage.
    Type: Application
    Filed: May 24, 2017
    Publication date: September 6, 2018
    Applicant: DUEL CO., INC.
    Inventor: Eric Eun-Ha Choi
  • Patent number: 9635841
    Abstract: A lure of the present invention includes a body, a sinker moving spatial portion provided inside the body and extending in an anteroposterior direction of the body, a spherical sinker accommodated in the sinker moving spatial portion to be movable along the sinker moving spatial portion in the anteroposterior direction of the body, and a retainer provided at a front side of the sinker moving spatial portion and can retain the spherical sinker due to magnetic force thereof. A partition is provided between the front portion of the sinker moving spatial portion and the retainer, and the partition has an inclined surface portion that is gradually reduced in thickness from the sinker moving spatial portion toward the retainer. The lure provides a shiftable center of gravity due to movement of a spherical sinker.
    Type: Grant
    Filed: January 29, 2010
    Date of Patent: May 2, 2017
    Assignee: DUEL CO., INC.
    Inventor: Eric Eun-Ha Choi
  • Publication number: 20160366864
    Abstract: A lure includes a body, a passage extending in the body, the passage having a bottom, a single sinker or two or more individual sinkers stored in the passage to be movable in a forward and rearward direction, and a retainer capable of attracting the sinker by a magnetic attractive force, the retainer being made of a magnet or a magnetic material, wherein a stepped portion having a catching surface opposed to the front of the body is provided in the middle of the passage, and a surface of the retainer constitutes the catching surface.
    Type: Application
    Filed: December 11, 2014
    Publication date: December 22, 2016
    Applicant: DUEL CO., INC.
    Inventor: Eric Eun-Ha Choi
  • Patent number: 8931205
    Abstract: A lure of the present invention has a hollow portion 2 therein, the body 3 being made of a translucent material. A body inner wall surface forming the hollow portion 2 has a polyhedral structure including a first plane 61 and a second plane 62 connected to the first plane 61, and a multilayer colored region 7 including a first colored portion 71 and a second colored portion 72 stacked on the first colored portion 71, the second colored portion 72 having a color that is different from that of the first colored portion 71, is provided on the first plane 61 or a body outer wall surface corresponding to the first plane 61. The lure of the present invention varies in color depending on the viewing direction.
    Type: Grant
    Filed: May 10, 2011
    Date of Patent: January 13, 2015
    Assignee: Duel Co., Inc.
    Inventor: Eric Eun-Ha Choi
  • Publication number: 20140068997
    Abstract: A lure of the present invention has a hollow portion 2 therein, the body 3 being made of a translucent material. A body inner wall surface forming the hollow portion 2 has a polyhedral structure including a first plane 61 and a second plane 62 connected to the first plane 61, and a multilayer colored region 7 including a first colored portion 71 and a second colored portion 72 stacked on the first colored portion 71, the second colored portion 72 having a color that is different from that of the first colored portion 71, is provided on the first plane 61 or a body outer wall surface corresponding to the first plane 61. The lure of the present invention varies in color depending on the viewing direction.
    Type: Application
    Filed: May 10, 2011
    Publication date: March 13, 2014
    Applicant: DUEL CO., INC.
    Inventor: Eric Eun-Ha Choi
  • Patent number: 8402688
    Abstract: A lure of the present invention comprises a lure body formed as a hollow body by using a transparent material, wherein a plurality of long projections are arranged parallel at predetermined intervals on an inner face of the hollow lure body, a first coloring part is provided on one side face of the long projection, and a second coloring part expressing a color different from the first coloring part is provided on the other side face of the long projection. In the lure of the present invention, the first and second coloring parts provided on the inner face of the lure body can be seen through via the lure body. For example, in the case of viewing the lure from one direction, only the color of the first coloring part can be seen through. On the other hand, in the case of viewing the lure from the other direction, only the color of the second coloring part can be seen through.
    Type: Grant
    Filed: September 27, 2007
    Date of Patent: March 26, 2013
    Assignee: Duel Co., Inc.
    Inventor: Eric Eun Ha Choi
  • Publication number: 20120324778
    Abstract: A lure of the present invention includes a body, a sinker moving spatial portion provided inside the body and extending in an anteroposterior direction of the body, a spherical sinker accommodated in the sinker moving spatial portion to be movable along the sinker moving spatial portion in the anteroposterior direction of the body, and a retainer provided at a front side of the sinker moving spatial portion and can retain the spherical sinker due to magnetic force thereof. A partition is provided between the front portion of the sinker moving spatial portion and the retainer, and the partition has an inclined surface portion that is gradually reduced in thickness from the sinker moving spatial portion toward the retainer. The lure provides a shiftable center of gravity due to movement of a spherical sinker.
    Type: Application
    Filed: January 29, 2010
    Publication date: December 27, 2012
    Applicant: DUEL CO., INC.
    Inventor: Eric Eun-ha Choi
  • Patent number: 8117816
    Abstract: The present application of the invention aims at improving knot strength of a twisted yarn without compromising circularity, with respect to various yarns including a fishing line. For such purpose, the present application of the invention provides a yarn including a multifilament subjected to two twisting processes in different directions, and a coating resin that covers a surface of the multifilament; wherein the multifilament is subjected to a first twist in one direction, and then to a second twist in a direction opposite to that of the first twist, without being doubled with another yarn.
    Type: Grant
    Filed: February 16, 2006
    Date of Patent: February 21, 2012
    Assignee: Duel Co., Inc.
    Inventors: Yasuhisa Yamamoto, Eric Eun-Ha Choi
  • Publication number: 20100229521
    Abstract: The present application of the invention aims at improving knot strength of a twisted yarn without compromising circularity, with respect to various yarns including a fishing line. For such purpose, the present application of the invention provides a yarn including a multifilament subjected to two twisting processes in different directions, and a coating resin that covers a surface of the multifilament; wherein the multifilament is subjected to a first twist in one direction, and then to a second twist in a direction opposite to that of the first twist, without being doubled with another yarn.
    Type: Application
    Filed: February 16, 2006
    Publication date: September 16, 2010
    Inventors: Yasuhisa Yamamoto, Eric Eun-Ha Choi
  • Publication number: 20100205849
    Abstract: A lure of the present invention comprises a lure body formed as a hollow body by using a transparent material, wherein a plurality of long projections are arranged parallel at predetermined intervals on an inner face of the hollow lure body, a first coloring part is provided on one side face of the long projection, and a second coloring part expressing a color different from the first coloring part is provided on the other side face of the long projection. In the lure of the present invention, the first and second coloring parts provided on the inner face of the lure body can be seen through via the lure body. For example, in the case of viewing the lure from one direction, only the color of the first coloring part can be seen through. On the other hand, in the case of viewing the lure from the other direction, only the color of the second coloring part can be seen through.
    Type: Application
    Filed: September 27, 2007
    Publication date: August 19, 2010
    Applicant: DUEL CO., INC.
    Inventor: Eric Eun Ha Choi
  • Patent number: 7752801
    Abstract: The invention relates to a fishing lure. The lure of the invention has long projections extending in a short direction formed in a plurality of columns on the lure main body, and a long groove traversing the long projections of the plurality of columns formed thereon. A predetermined color is given to a left side surface of the long projection, and a color different from the above color is given to a right side surface of the long projection. The color of the lure changes according to a viewing direction. Furthermore, air bubbles are unlikely to attach when the lure is floating in water.
    Type: Grant
    Filed: January 10, 2007
    Date of Patent: July 13, 2010
    Assignee: Duel Co., Inc.
    Inventor: Eric Eun-Ha Choi
  • Publication number: 20080163539
    Abstract: The invention relates to a fishing lure. The lure of the invention has long projections extending in a short direction formed in a plurality of columns on the lure main body, and a long groove traversing the long projections of the plurality of columns formed thereon. A predetermined color is given to a left side surface of the long projection, and a color different from the above color is given to a right side surface of the long projection. The color of the lure changes according to a viewing direction. Furthermore, air bubbles are unlikely to attach when the lure is floating in water.
    Type: Application
    Filed: January 10, 2007
    Publication date: July 10, 2008
    Applicant: DUEL CO., INC.
    Inventor: Eric Eun-Ha Choi