Patents Assigned to OK International Inc.
  • Patent number: 11654499
    Abstract: A soldering iron hand piece that may be used for both a soldering tip and a soldering cartridge, allowing the same hand piece to be used for both a soldering tip and a soldering cartridge.
    Type: Grant
    Filed: April 12, 2022
    Date of Patent: May 23, 2023
    Assignee: OK International, Inc.
    Inventors: Hoa Dinh Nguyen, Michael Carlomagno
  • Patent number: 10751823
    Abstract: A smart soldering iron tip of a handheld soldering iron comprises a hollow cylindrical base; a pointed distal end; and a proximal end with an ID feedback device including a conductive material coating, which when read provides authentication information on the smart soldering iron tip.
    Type: Grant
    Filed: December 11, 2018
    Date of Patent: August 25, 2020
    Assignee: OK International, Inc.
    Inventor: Hoa Dinh Nguyen
  • Patent number: 10751822
    Abstract: A smart soldering iron tip of a handheld soldering iron comprises a hollow cylindrical base; a pointed distal end; and a proximal end with an ID feedback device, which when read provides authentication information on the smart soldering iron tip.
    Type: Grant
    Filed: September 25, 2018
    Date of Patent: August 25, 2020
    Assignee: OK International, Inc.
    Inventor: Hoa Dinh Nguyen
  • Patent number: 10716220
    Abstract: A soldering iron system with automatic variable temperature control comprising a hand piece or robot arm including a soldering cartridge having a soldering tip, a coil that generates a magnetic field, and a temperature sensor for sensing a temperature of the soldering tip; a variable power supply for delivering variable power to the coil to heat the soldering tip; a processor including associated circuits for accepting a set temperature input and the sensed temperature of the soldering tip, and providing a control signal to control the variable power supply to deliver a suitable power to the coil to keep the temperature of the soldering tip at a substantially constant level of the set temperature input.
    Type: Grant
    Filed: August 5, 2019
    Date of Patent: July 14, 2020
    Assignee: OK International, Inc.
    Inventor: Hoa Nguyen
  • Patent number: 10688578
    Abstract: An intelligent soldering handpiece comprising a housing; a solder tip; a heater for heating the solder tip; a processor for receiving an image of a solder joint being soldered by the intelligent soldering handpiece, determining solder joint information, and associating the image of the solder joint with the determined solder joint information to distinguish the determined solder joint information for each respective joint.
    Type: Grant
    Filed: March 26, 2019
    Date of Patent: June 23, 2020
    Assignee: OK International, Inc
    Inventor: Hoa Nguyen
  • Patent number: 10645817
    Abstract: A soldering iron system with automatic variable temperature control comprising a hand piece or robot arm including a soldering cartridge having a soldering tip, a coil that generates a magnetic field, and a temperature sensor for sensing a temperature of the soldering tip; a variable power supply for delivering variable power to the coil to heat the soldering tip; a processor including associated circuits for accepting a set temperature input and the sensed temperature of the soldering tip, and providing a control signal to control the variable power supply to deliver a suitable power to the coil to keep the temperature of the soldering tip at a substantially constant level of the set temperature input.
    Type: Grant
    Filed: January 27, 2020
    Date of Patent: May 5, 2020
    Assignee: OK International, Inc.
    Inventor: Hoa Nguyen
  • Patent number: 10088075
    Abstract: A valve for dispensing fluid as a bead or a dot having a housing with an internal cavity and a disposable insert positioned within the cavity of the housing having a fluid inlet, a fluid chamber, a fluid outlet and a diaphragm adjacent the fluid chamber between the fluid inlet and the fluid outlet. The replaceable insert further has a latching mechanism adjacent the diaphragm for receipt of a reciprocating actuator to actuate the diaphragm to dispense fluid from the fluid chamber.
    Type: Grant
    Filed: August 20, 2015
    Date of Patent: October 2, 2018
    Assignee: OK International Inc.
    Inventors: Mario Velinov, Andrew Parker, Charles Lam, Lawrence Martin, Can T La
  • Patent number: 9629257
    Abstract: An intelligent soldering cartridge that includes: a housing; a solder tip; a heater for heating the solder tip; a storage device for storing information about characteristics of the cartridge; a processor for retrieving the information about characteristics of the cartridge, monitoring the power level delivered to the solder tip to detect liquidus occurrence at a solder joint, determining a thickness of an intermetallic compound (IMC) of the solder joint using some of the retrieved information, determining whether the thickness of the IMC is within a predetermined range, and generating an indication signal indicating that a reliable solder joint connection is formed when the thickness of the IMC is within the predetermined range; and an interface for transmitting the indication signal.
    Type: Grant
    Filed: October 25, 2016
    Date of Patent: April 18, 2017
    Assignee: OK INTERNATIONAL, INC.
    Inventors: Kenneth D. Marino, Hoa Nguyen
  • Patent number: 9629295
    Abstract: A soldering iron station and a method thereof for a soldering joint connection validation, the method including: identifying a type of the soldering cartridge being used; performing a preliminary validation by measuring the soldering tip temperature, after the soldering event has started; monitoring the power level delivered to the soldering tip to detect liquidus occurrence; determining the thickness of an intermetallic component (IMC) of the soldering joint; determining whether the thickness of the IMC is within a predetermined range, within a predetermined cooling time period; and indicating that a reliable soldering joint connection is formed, when the thickness of the IMC is within the predetermined range, within the predetermined cooling time period.
    Type: Grant
    Filed: November 1, 2016
    Date of Patent: April 18, 2017
    Assignee: OK INTERNATIONAL, INC.
    Inventors: Kenneth D. Marino, Hoa Nguyen
  • Patent number: 9516762
    Abstract: A soldering iron station and a method thereof for a soldering joint connection validation, the method including: identifying a type of the soldering cartridge being used; performing a preliminary validation by measuring the soldering tip temperature, after the soldering event has started; monitoring the power level delivered to the soldering tip to detect liquidus occurrence; determining the thickness of an intermetallic component (IMC) of the soldering joint; determining whether the thickness of the IMC is within a predetermined rage, within a predetermined cooling time period; and indicating that a reliable soldering joint connection is formed, when the thickness of the IMC is within the predetermined rage, within the predetermined cooling time period.
    Type: Grant
    Filed: July 8, 2015
    Date of Patent: December 6, 2016
    Assignee: OK International Inc.
    Inventors: Kenneth D. Marino, Hoa Nguyen
  • Patent number: 9511439
    Abstract: An intelligent soldering cartridge that includes: a housing; a solder tip; a heater for heating the solder tip; a storage device for storing information about characteristics of the cartridge; a processor for retrieving the information about characteristics of the cartridge, monitoring the power level delivered to the solder tip to detect liquidus occurrence at a solder joint, determining a thickness of an intermetallic compound (IMC) of the solder joint using some of the retrieved information, determining whether the thickness of the IMC is within a predetermined range, and generating an indication signal indicating that a reliable solder joint connection is formed when the thickness of the IMC is within the predetermined range; and an interface for transmitting the indication signal.
    Type: Grant
    Filed: April 11, 2016
    Date of Patent: December 6, 2016
    Assignee: OK INTERNATIONAL INC.
    Inventors: Kenneth D. Marino, Hoa Nguyen
  • Patent number: 9327361
    Abstract: An intelligent soldering cartridge that includes: a housing; a solder tip; a heater for heating the solder tip; a storage device for storing information about characteristics of the cartridge; a processor for retrieving the information about characteristics of the cartridge, monitoring the power level delivered to the solder tip to detect liquidus occurrence at a solder joint, determining a thickness of an intermetallic compound (IMC) of the solder joint using some of the retrieved information, determining whether the thickness of the IMC is within a predetermined range, and generating an indication signal indicating that a reliable solder joint connection is formed when the thickness of the IMC is within the predetermined range; and an interface for transmitting the indication signal.
    Type: Grant
    Filed: December 11, 2015
    Date of Patent: May 3, 2016
    Assignee: OK INTERNATIONAL INC.
    Inventors: Kenneth D. Marino, Hoa Nguyen
  • Patent number: D436510
    Type: Grant
    Filed: January 18, 2000
    Date of Patent: January 23, 2001
    Assignee: OK International Inc.
    Inventors: Edward Bazayev, Edward Scirbona, Sergey Baykov
  • Patent number: D447398
    Type: Grant
    Filed: November 6, 2000
    Date of Patent: September 4, 2001
    Assignee: OK International Inc.
    Inventors: Edward Bazayev, Edward Scirbona, Sergey Baykov
  • Patent number: D1023785
    Type: Grant
    Filed: November 23, 2022
    Date of Patent: April 23, 2024
    Assignee: OK INTERNATIONAL, INC.
    Inventor: Alan Hirsch