Patents Assigned to Rokko Systems Pte Ltd.
  • Patent number: 11791183
    Abstract: A unit sorting system comprising: a net table for receiving units and a unit lifter for depositing said units on the net table; the net table having a first and second zone; wherein the unit lifter is arranged to engage a batch of units and then deposit a first half of the batch to the first zone and deposit a first half of the batch to the second zone.
    Type: Grant
    Filed: December 13, 2021
    Date of Patent: October 17, 2023
    Assignee: Rokko Systems Pte Ltd
    Inventors: Jong Jae Jung, Yun Suk Shin, Deok Chun Jang
  • Patent number: 11706875
    Abstract: An IC unit unloading system including a chute and a drawer. The chute has a plurality of channels each arranged to receive a unit. The drawer is arranged to move along the chute and has a gate with a unit contact face proximate a top surface of the chute. The contact face is arranged to draw the units along the respective channel as the drawer moves along the chute, and to allow the units to slide laterally across the contact face from a first pitch of each channel to a second pitch. A method for washing a plurality of PCB units, the method comprising the steps of: receiving a plurality of PCB units, said PCB units arranged with a bump face projecting downwards; washing the bump face of the PCB units, then; flipping the PCB units so as to project the ball face downwards, then; washing the ball face.
    Type: Grant
    Filed: August 7, 2018
    Date of Patent: July 18, 2023
    Assignee: Rokko Systems Pte Ltd
    Inventors: Yun Suk Shin, Jong Jae Jung, Deok Chun Jang
  • Patent number: 11476150
    Abstract: A process for sputtering a plurality of integrated circuit (“IC”) units, the process having at least the steps of: applying a layer to a holding ring; cutting an array of apertures in the layer; transferring the holding ring to a template positioned within a placement station; aligning the array of apertures with an array of recesses in the template; delivering IC units to the holding ring, each IC unit corresponding to an aligned aperture and recess, and then; applying a sputtering process to the IC units engaged with the holding ring.
    Type: Grant
    Filed: February 20, 2020
    Date of Patent: October 18, 2022
    Assignee: Rokko Systems PTE LTD
    Inventors: Jong Jae Jung, Yun Suk Shin, Deok Chun Jang
  • Publication number: 20220189805
    Abstract: A unit sorting system comprising: a net table for receiving units and a unit lifter for depositing said units on the net table; the net table having a first and second zone; wherein the unit lifter is arranged to engage a batch of units and then deposit a first half of the batch to the first zone and deposit a first half of the batch to the second zone.
    Type: Application
    Filed: December 13, 2021
    Publication date: June 16, 2022
    Applicant: Rokko Systems Pte Ltd
    Inventors: Jong Jae JUNG, Yun Suk SHIN, Deok Chun JANG
  • Patent number: 11183413
    Abstract: A method for preparing a stencil to receive a plurality of IC units, the method comprising the steps of: providing a metal substrate having an array of apertures; applying an adhesive surface to said substrate; removing portions of said adhesive surface corresponding to the apertures in the metal substrate.
    Type: Grant
    Filed: November 18, 2016
    Date of Patent: November 23, 2021
    Assignee: Rokko Systems Pte Ltd
    Inventors: Seung Ho Baek, Deok Chun Jang, Jong Jae Jung
  • Patent number: 10907247
    Abstract: A method for preparing a film carrier for sputtering of IC units placed thereon, the method comprising the steps of: providing a carrier of IC units; removing said units from the carrier; delivering said IC units to a flipper; inverting and delivering said units to a sputtering film frame; placing the units on said sputtering film frame in an array having a pre-determined clearance about adjacent units.
    Type: Grant
    Filed: August 12, 2015
    Date of Patent: February 2, 2021
    Assignee: ROKKO SYSTEMS PTE LTD
    Inventors: Chong Chen Gary Lim, Seung Ho Baek, Jong Jae Jung, Yun Suk Shin, Deok Chun Jang
  • Publication number: 20200170119
    Abstract: A method for washing a plurality of PCB units, the method comprising the steps of: receiving a plurality of PCB units, said PCB units arranged with a bump face projecting downwards; washing the bump face of the PCB units, then; flipping the PCB units as to project a ball face downwards, then; washing the ball face.
    Type: Application
    Filed: August 7, 2018
    Publication date: May 28, 2020
    Applicant: Rokko Systems Pte Ltd
    Inventors: Yun Suk SHIN, Jong Jae JUNG, Deok Chun JANG
  • Publication number: 20150170944
    Abstract: A picker station for receiving a frame of IC units, the picker station comprising: a unit picker assembly; a selectively movable ejector, arranged to be positioned beneath said frame, said ejector having two or more reciprocally movable ejector pins; wherein said ejector pins are arranged to simultaneously contact and lift two or more IC units out of said frame, with the unit picker assembly arranged to engage said two or more IC units on said ejector pins.
    Type: Application
    Filed: July 18, 2013
    Publication date: June 18, 2015
    Applicant: Rokko Systems Pte Ltd.
    Inventor: Jong Jae Jung
  • Patent number: 8997592
    Abstract: A picker assembly includes a plurality of pickers in selective variable spaced relation, a shaft having a plurality of cam plates, the cam plates co-axial with said shaft and having a variable thickness. The cam plates are in engagement with the pickers and positioned in interstitial spaces between the pickers. The selective variability in spacing is provided by rotation of the shaft such that thickness variation of the cam plates move the respective pickers along an axis parallel to the shaft.
    Type: Grant
    Filed: December 23, 2010
    Date of Patent: April 7, 2015
    Assignee: Rokko Systems Pte Ltd
    Inventors: Hae Choon Yang, Jong Jae Jung, Deok Chun Jang, Chong Chen Gary Lim
  • Patent number: 8890018
    Abstract: A method for inspecting and sorting a plurality of IC units comprising the steps of: delivering a frame containing said IC units to a unit picking station; conducting a first inspection of said units during the delivering step and recording the subsequent result; removing said units from the frame, and moving said units from the unit picking station to a flipping station; conducting a second inspection of said units during the moving step and recording the subsequent result; flipping said units to expose an opposed face said units; conducting a third inspection of said opposed face and recording the subsequent result, then; sorting said units into categories based on the recorded results from the first, second and third inspecting steps.
    Type: Grant
    Filed: November 30, 2010
    Date of Patent: November 18, 2014
    Assignee: Rokko Systems Pte Ltd.
    Inventors: Jong Jae Jung, Yun Suk Shin, Hae Choon Yang, Deok Chun Jang
  • Publication number: 20130344629
    Abstract: A method of processing IC units comprising the steps of: dicing said IC units from a substrate; delivering said IC units to a idle block; inspecting a face of said units as exposed during the dicing step using an inspection device whilst said units are on said idle block, then; engaging said units with a picker assembly; passing said units over a second inspection device to inspect an opposed face of said units.
    Type: Application
    Filed: March 2, 2012
    Publication date: December 26, 2013
    Applicant: ROKKO SYSTEMS PTE LTD
    Inventors: Seung Ho Baek, Jong Jae Jung, Tae Jin Kim
  • Publication number: 20130008836
    Abstract: A method for inspecting and sorting a plurality of IC units comprising the steps of: delivering a frame containing said IC units to a unit picking station; conducting a first inspection of said units during the delivering step and recording the subsequent result; removing said units from the frame, and moving said units from the unit picking station to a flipping station; conducting a second inspection of said units during the moving step and recording the subsequent result; flipping said units to expose an opposed face said units; conducting a third inspection of said opposed face and recording the subsequent result, then; sorting said units into categories based on the recorded results from the first, second and third inspecting steps.
    Type: Application
    Filed: November 30, 2010
    Publication date: January 10, 2013
    Applicant: ROKKO SYSTEMS PTE LTD
    Inventors: Jong Jae Jung, Yun Suk Shin, Hae Choon Yang, Deok Chun Jang
  • Publication number: 20120260752
    Abstract: A picker assembly includes a plurality of pickers in selective variable spaced relation, a shaft having a plurality of cam plates, the cam plates co-axial with said shaft and having a variable thickness. The cam plates are in engagement with the pickers and positioned in interstitial spaces between the pickers. The selective variability in spacing is provided by rotation of the shaft such that thickness variation of the cam plates move the respective pickers along an axis parallel to the shaft.
    Type: Application
    Filed: December 23, 2010
    Publication date: October 18, 2012
    Applicant: ROKKO SYSTEMS PTE LTD
    Inventors: Hae Choon Yang, Jong Jae Jung, Deck Chun Jang, Chong Chen Gary Lim
  • Patent number: 7939374
    Abstract: A system for dicing substrates to singulate integrated circuit units within in them includes a dicing machine (Z) which operates with a chuck table (4). A lifting assembly (Ax,Ay) deposits substrates to be singulated onto the chuck table (4) at substantially the same time as it removes previously singulated units from the chuck table (4).
    Type: Grant
    Filed: September 30, 2010
    Date of Patent: May 10, 2011
    Assignee: Rokko Systems Pte Ltd.
    Inventor: Hae Choon Yang
  • Patent number: 7829383
    Abstract: A system for dicing substrates to singulate integrated circuit units within in them includes a dicing machine (Z) which operates with a chuck table (4). A lifting assembly (Ax,Ay) deposits substrates to be singulated onto the chuck table (4) at substantially the same time as it removes previously singulated units from the chuck table (4).
    Type: Grant
    Filed: August 23, 2005
    Date of Patent: November 9, 2010
    Assignee: Rokko Systems Pte Ltd.
    Inventor: Hae Choon Yang
  • Patent number: 7540503
    Abstract: A support device for supporting a set of integrated circuit units (65), the device comprising: a support member having a metal surface, said surface having an array of recesses (27); a soft material layer, overlaying the recesses of the metal surface so as to protect the units (65) from damage caused by contact with the metal surface, and; a vacuum means (35) in communication with said recesses (27), such that the vacuum means supports each unit within a respective recess, wherein the soft material layer is formed of a plurality of independent inserts (40), each insert engageable with at least one recess using engagement means (50, 55) for engaging each insert (40) with the at least one recess (27).
    Type: Grant
    Filed: July 19, 2005
    Date of Patent: June 2, 2009
    Assignee: Rokko Systems Pte Ltd.
    Inventor: Hae Choon Yang