Patents by Inventor Sumio Seo

Sumio Seo 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: 11567280
    Abstract: A fiber splice cassette includes a main chassis, a removable cover, splice sleeve holders, and four cable clamp boots. The main chassis forms a cavity having a plurality of cable organizing tabs for cable management. Splice sleeve holders are located in the cavity of the main chassis, each of the splice sleeve holders being selectively removable from a corresponding splice sleeve holder nest and being configured for specific splicing capabilities while maintaining the structural strength of the holders. The splice sleeve holder nests may be selectively and removably attached to an interior surface of the fiber cable enclosure via a variety of means to allow the splice sleeve holder nests to be easily rotated, relocated, or accessed for maintenance.
    Type: Grant
    Filed: January 25, 2021
    Date of Patent: January 31, 2023
    Assignee: Optical Cable Corporation
    Inventors: Sumio Seo, Jerry Howe, Curtis Wright
  • Patent number: 11362458
    Abstract: A bidirectionally installable intermediate modular adapter for a rack mounted panel is provided, including a front face, an opposing rear face, a first side surface and opposing second side surface each comprising a spring tab latch and spring tab latch receiver. The spring tab latch comprises a first ramp positioned towards the front face and a second ramp positioned towards the opposing rear face, a groove defined at least in part by the first ramp and second ramp, a first latch arm positioned towards the front face, a second latch arm positioned towards the opposing rear face, a spring tab latch connector positioned towards the spring tab receiver, and a compression spring. At least one opening extends from the front face through the body to the opposing rear face and an upper surface comprises a groove extending at least partially lengthwise across the upper surface.
    Type: Grant
    Filed: April 7, 2021
    Date of Patent: June 14, 2022
    Assignee: Optical Cable Corporation
    Inventors: Derrick Stikeleather, Sumio Seo, Jamey O. Calloway
  • Patent number: 11276969
    Abstract: A bidirectional intermediate modular adapter (500) can be installed from the front or the rear of a mounting panel. The body (502) of the modular adapter includes a front face (504), an opposing rear face (506), an opening (210) extending from the front face through the body to the opposing rear face, a first side surface (512) and an opposing second side surface (514), a flexible top surface (508) and an opposing lower surface (510). The flexible top surface has flexible beams (518A, 518B) and landings (528A, 528B), which define a deformable opening (520), and a first groove (526). The landings may have ramps (522A, 522B) at the sides thereof. The opposing lower surface has a second groove (540) extending at least partially lengthwise across thereof. The bidirectional intermediate modular adapter is preferably made of a nonconductive material with a conductive plating thereon.
    Type: Grant
    Filed: January 23, 2020
    Date of Patent: March 15, 2022
    Assignee: Optical Cable Corporation
    Inventors: Jamey O. Calloway, Sumio Seo, Derrick Stikeleather
  • Publication number: 20210231898
    Abstract: A fiber splice cassette includes a main chassis, a removable cover, splice sleeve holders, and four cable clamp boots. The main chassis forms a cavity having a plurality of cable organizing tabs for cable management. Splice sleeve holders are located in the cavity of the main chassis, each of the splice sleeve holders being selectively removable from a corresponding splice sleeve holder nest and being configured for specific splicing capabilities while maintaining the structural strength of the holders. The splice sleeve holder nests may be selectively and removably attached to an interior surface of the fiber cable enclosure via a variety of means to allow the splice sleeve holder nests to be easily rotated, relocated, or accessed for maintenance.
    Type: Application
    Filed: January 25, 2021
    Publication date: July 29, 2021
    Applicant: Optical Cable Corporation
    Inventors: Sumio Seo, James Yanik, Jerry Howe, Curtis Wright
  • Publication number: 20210226377
    Abstract: A bidirectionally installable intermediate modular adapter for a rack mounted panel is provided, including a front face, an opposing rear face, a first side surface and opposing second side surface each comprising a spring tab latch and spring tab latch receiver. The spring tab latch comprises a first ramp positioned towards the front face and a second ramp positioned towards the opposing rear face, a groove defined at least in part by the first ramp and second ramp, a first latch arm positioned towards the front face, a second latch arm positioned towards the opposing rear face, a spring tab latch connector positioned towards the spring tab receiver, and a compression spring. At least one opening extends from the front face through the body to the opposing rear face and an upper surface comprises a groove extending at least partially lengthwise across the upper surface.
    Type: Application
    Filed: April 7, 2021
    Publication date: July 22, 2021
    Applicant: Optical Cable Corporation
    Inventors: Derrick Stikeleather, Sumio Seo, Jamey O. Calloway
  • Patent number: 10978838
    Abstract: A termination mechanism for reducing the force required by a user to terminate a plurality of wires by staggering the moment in which each wire of the plurality of wires encounters a respective insulation displacement contact (IDC) when connecting twisted-pair cables to an RJ45 connector includes a wire manager including a first and second groupings of wire manager slots; the first and second groupings of wire manager slots being at different depths relative to the respective IDCs; and wherein selective force applied by the user to the wire manager in the direction of the PCB causes a first stage of termination wherein each IDC of a first plurality of the IDCs is electrically connected with a corresponding wire of the plurality of wires in the first grouping of wire manager slots and continued selective force causes a second stage of termination in the second grouping of wire manager slots.
    Type: Grant
    Filed: April 2, 2019
    Date of Patent: April 13, 2021
    Assignee: Optical Cable Corporation
    Inventors: Derrick F. Stikeleather, Sumio Seo
  • Publication number: 20200280151
    Abstract: A bidirectional intermediate modular adapter (500) can be installed from the front or the rear of a mounting panel. The body (502) of the modular adapter includes a front face (504), an opposing rear face (506), an opening (210) extending from the front face through the body to the opposing rear face, a first side surface (512) and an opposing second side surface (514), a flexible top surface (508) and an opposing lower surface (510). The flexible top surface has flexible beams (518A, 518B) and landings (528A, 528B), which define a deformable opening (520), and a first groove (526). The landings may have ramps (522A, 522B) at the sides thereof. The opposing lower surface has a second groove (540) extending at least partially lengthwise across thereof. The bidirectional intermediate modular adapter is preferably made of a nonconductive material with a conductive plating thereon.
    Type: Application
    Filed: January 23, 2020
    Publication date: September 3, 2020
    Applicant: Optical Cable Corporation
    Inventors: Jamey O. Calloway, Sumio Seo, Derrick Stikeleather
  • Publication number: 20190305496
    Abstract: A termination mechanism for reducing the force required by a user to terminate a plurality of wires by staggering the moment in which each wire of the plurality of wires encounters a respective insulation displacement contact (IDC) when connecting twisted-pair cables to an RJ45 connector includes a wire manager including a first and second groupings of wire manager slots; the first and second groupings of wire manager slots being at different depths relative to the respective IDCs; and wherein selective force applied by the user to the wire manager in the direction of the PCB causes a first stage of termination wherein each IDC of a first plurality of the IDCs is electrically connected with a corresponding wire of the plurality of wires in the first grouping of wire manager slots and continued selective force causes a second stage of termination in the second grouping of wire manager slots.
    Type: Application
    Filed: April 2, 2019
    Publication date: October 3, 2019
    Applicant: Optical Cable Corporation
    Inventors: Derrick F. Stikeleather, Sumio Seo
  • Publication number: 20190273347
    Abstract: An electrically conductive assembly includes a connector; a rack mount panel including a plurality of integrally formed cutouts, the rack mount panel being formed from an electrically conductive material; an intermediate modular adapter that is sized and configured for selective engaged receipt within a corresponding one of the plurality of integrally formed cutouts; the intermediate modular adapter including a plurality of integrally formed openings each being sized for engaged receipt of the connector; the intermediate modular adapter being plated with an electrically conductive material; and wherein selective engagement of the connector in one of the plurality of integrally formed openings on the intermediate modular adapter creates an electrical connection between the connector, the rack mount panel, and the intermediate modular adapter.
    Type: Application
    Filed: March 4, 2019
    Publication date: September 5, 2019
    Applicant: Optical Cable Corporation
    Inventors: Derrick F. Stikeleather, Sumio Seo, James Yanik, Jamey O. Calloway
  • Publication number: 20190072738
    Abstract: A modular fiber optic cabling infrastructure system for use in combination with fiber optic cabling, connecting hardware and at least one corresponding transitionary device includes a chassis enclosure surrounding a cavity and forming a plurality of orifices for supporting incoming and exiting fiber optic cabling connections; a plurality of unique integration plates each being sized and configured for selective attachment to at least one of the plurality of orifices and each including a top surface and a bottom surface, the bottom surface of each of the plurality of unique integration plates forming an o-ring groove along a perimeter zone of the bottom surface, and wherein each of the plurality of unique integration plates is structured and disposed for supporting a corresponding style of connecting hardware; an o-ring sized for congruent receipt within the o-ring groove; and wherein each of the plurality of unique integration plates is selectively interchangeable.
    Type: Application
    Filed: August 10, 2018
    Publication date: March 7, 2019
    Applicant: Optical Cable Corporation
    Inventors: Scott Fitzgerald, Nicholas P. Guiffault, Rick Hobbs, Jeff Miller, Sumio Seo, Ian J. Timmins
  • Patent number: 9952401
    Abstract: An inline splicing module for use in combination with one or more fiber subgroup cables each having a plurality of individual fibers includes a backplane component having top and bottom sides; at least one projection on the backplane component defining a cable slack storage component for securing the fiber subgroup cable in a storage position; at least one splice capturing component on the backplane component having a plurality of splice protector sleeves that are each sized and configured for securing therethrough a corresponding one of the plurality of individual fibers from one of the one or more fiber subgroup cables; and a plurality of fiber optic couplers each being structured and disposed for receipt of a corresponding one of the plurality of individual fibers.
    Type: Grant
    Filed: February 22, 2016
    Date of Patent: April 24, 2018
    Assignee: Optical Cable Corporation
    Inventors: Ian J. Timmins, Sumio Seo
  • Patent number: 9774103
    Abstract: A system for radially terminating cabling includes a stuffer cap component surrounding an opening sized and configured for selective passage therethrough of a plurality of conductor pairs; a plurality of slots concentrically arranged on the front end of the stuffer cap component, wherein each wire of each of the plurality of conductor pairs may be selectively pressed into one of the plurality of slots; at least one keying member on the stuffer cap component having a unique keying member geometry; a connector including a receptacle component configured for mating with the stuffer cap component, wherein at least one keying element on the receptacle component is geometrically sized and configured for passage therethrough of a corresponding one of the keying members; a plurality of IDCs each being aligned for engaged abutment with a corresponding one of the wires of the plurality of conductor pairs when the stuffer cap component is axially rotated by a user.
    Type: Grant
    Filed: January 17, 2017
    Date of Patent: September 26, 2017
    Assignee: Optical Cable Corporation
    Inventors: John Michael Ray, Sumio Seo, Nicholas Uhland, Derrick F. Stikeleather, Ian J. Timmins
  • Publication number: 20170207551
    Abstract: A system for radially terminating cabling includes a stuffer cap component surrounding an opening sized and configured for selective passage therethrough of a plurality of conductor pairs; a plurality of slots concentrically arranged on the front end of the stuffer cap component, wherein each wire of each of the plurality of conductor pairs may be selectively pressed into one of the plurality of slots; at least one keying member on the stuffer cap component having a unique keying member geometry; a connector including a receptacle component configured for mating with the stuffer cap component, wherein at least one keying element on the receptacle component is geometrically sized and configured for passage therethrough of a corresponding one of the keying members; a plurality of IDCs each being aligned for engaged abutment with a corresponding one of the wires of the plurality of conductor pairs when the stuffer cap component is axially rotated by a user.
    Type: Application
    Filed: January 17, 2017
    Publication date: July 20, 2017
    Applicant: Optical Cable Corporation
    Inventors: John Michael Ray, Sumio Seo, Nicholas Uhland, Derrick F. Stikeleather, Ian J. Timmins
  • Patent number: 9666999
    Abstract: A telecommunications patching system is provided having a panel and at least one cassette movably received in the panel. The cassette receives a plurality of telecommunication connector jacks. Each jack has a front cavity adapted to receive a patch cord plug having a patch cord cable extending therefrom. The cassette has first and second ends. A tab extends from and is attached to the first end of the cassette such that the cassette may readily be moved to different positions in the panel. The tab includes a first cable guide.
    Type: Grant
    Filed: May 19, 2015
    Date of Patent: May 30, 2017
    Assignee: Optical Cable Corporation
    Inventors: Sumio Seo, Ian J. Timmins, James Yanik, R. Bruce Smith, Derrick F. Stikeleather, Sterling A. Vaden
  • Patent number: 9583890
    Abstract: There is provided a communication connector for improving signal transmission performance, the communication connector including a cable termination component being sized and configured for selective receipt of a plurality of conductor pairs of a cable; a plurality of slots on said cable termination component, wherein each wire of each of the plurality of conductor pairs may be selectively pressed into one of the plurality of slots; a receptacle component including a plurality of electrical contacts and a plurality of offset-positioned insulation displacement contacts (IDCs), each of the plurality of offset-positioned IDCs being aligned for engaged abutment with a corresponding one of the wires of the plurality of conductor pairs when the cable termination component and the receptacle component are coupled; a printed circuit board; and wherein the offset placement of the IDCs increases the separation distance between IDCs of another receptacle component when a plurality of the receptacle components are adjace
    Type: Grant
    Filed: March 28, 2016
    Date of Patent: February 28, 2017
    Assignee: Optical Cable Corporation
    Inventors: Sumio Seo, John Michael Ray, Derrick F. Stikeleather, Ian J. Timmins, Nicholas Uhland
  • Publication number: 20170025795
    Abstract: There is provided a communication connector for improving signal transmission performance, the communication connector including a cable termination component being sized and configured for selective receipt of a plurality of conductor pairs of a cable; a plurality of slots on said cable termination component, wherein each wire of each of the plurality of conductor pairs may be selectively pressed into one of the plurality of slots; a receptacle component including a plurality of electrical contacts and a plurality of offset-positioned insulation displacement contacts (IDCs), each of the plurality of offset-positioned IDCs being aligned for engaged abutment with a corresponding one of the wires of the plurality of conductor pairs when the cable termination component and the receptacle component are coupled; a printed circuit board; and wherein the offset placement of the IDCs increases the separation distance between IDCs of another receptacle component when a plurality of the receptacle components are adjace
    Type: Application
    Filed: March 28, 2016
    Publication date: January 26, 2017
    Applicant: Optical Cable Corporation
    Inventors: Sumio Seo, John Michael Ray, Derrick F. Stikeleather, Ian J. Timmins, Nicholas Uhland
  • Publication number: 20160246024
    Abstract: An inline splicing module for use in combination with one or more fiber subgroup cables each having a plurality of individual fibers includes a backplane component having top and bottom sides; at least one projection on the backplane component defining a cable slack storage component for securing the fiber subgroup cable in a storage position; at least one splice capturing component on the backplane component having a plurality of splice protector sleeves that are each sized and configured for securing therethrough a corresponding one of the plurality of individual fibers from one of the one or more fiber subgroup cables; and a plurality of fiber optic couplers each being structured and disposed for receipt of a corresponding one of the plurality of individual fibers.
    Type: Application
    Filed: February 22, 2016
    Publication date: August 25, 2016
    Applicant: Optical Cable Corporation
    Inventors: Ian J. Timmins, Sumio Seo
  • Patent number: 9423585
    Abstract: A fiber optic connectivity system for fiber optic cable management comprising a main chassis surrounding an interior cavity and including a main opening and a plurality of access points; a door assembly adjacent to the main opening including at least one mounting accessory aperture that is sized and configured for engaged receipt of a mounting accessory component, and said door assembly being selectively positionable between a closed position and an open position for accessing the interior cavity; a tray supported on a rail on the interior facing surface of the main chassis, and the tray being selectively slideable upon the rail; a plurality of grommets each being integrally secured within a respective one of the access points, and each of the grommets being sized and configured for passage of at least one cable therethrough; and an adapter bracket on the tray being sized and configured for accommodating at least one fiber optic adapter plate thereon.
    Type: Grant
    Filed: January 30, 2015
    Date of Patent: August 23, 2016
    Assignee: Optical Cable Corporation
    Inventors: Ian J. Timmins, Sumio Seo, Stephen Porach
  • Patent number: D781788
    Type: Grant
    Filed: March 31, 2015
    Date of Patent: March 21, 2017
    Assignee: Optical Cable Corporation
    Inventors: Sumio Seo, Ian J. Timmins
  • Patent number: D792850
    Type: Grant
    Filed: May 28, 2015
    Date of Patent: July 25, 2017
    Assignee: Optical Cable Corporation
    Inventors: Ian J. Timmins, Sumio Seo