Patents by Inventor Chia Chi Liu

Chia Chi Liu 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).

  • Publication number: 20170199200
    Abstract: The present invention relates to a method for detecting cardiovascular oxidative stress in an individual, comprising detecting in a blood sample from the individual modification of a cysteine at position 45 of the ?1-subunit of the human erythrocyte ATP-dependent Na+K+ pump protein or of an equivalent cysteine in a homologue or variant thereof. The invention further relates to a kit for detecting cardiovascular oxidative stress in an individual, the kit comprising at least one agent for detecting the presence of a modification in a cysteine at position 45 of the ?1-subunit of the human erythrocyte ATP-dependent Na+K+ pump protein or of an equivalent cysteine in a homologue or variant thereof, wherein said modification is a result of oxidation.
    Type: Application
    Filed: March 22, 2017
    Publication date: July 13, 2017
    Inventors: Gemma Alexandra Figtree, Chia-Chi Liu, Natasha Alexandria Sarah Fry, Keyvan Karimi Galougahi
  • Patent number: 9638699
    Abstract: The present invention relates to a method for detecting cardiovascular oxidative stress in an individual, comprising detecting in a blood sample from the individual modification of a cysteine at position 45 of the ?1-subunit of the human erythrocyte ATP-dependent Na+K+ pump protein or of an equivalent cysteine in a homolog or variant thereof. The invention further relates to a kit for detecting cardiovascular oxidative stress in an individual, the kit comprising at least one agent for detecting the presence of a modification in a cysteine at position 45 of the ?1-subunit of the human erythrocyte ATP-dependent Na+K+ pump protein or of an equivalent cysteine in a homolog or variant thereof, wherein said modification is a result of oxidation.
    Type: Grant
    Filed: November 1, 2013
    Date of Patent: May 2, 2017
    Assignees: The University of Sydney, Northern Sydney Local Health District
    Inventors: Gemma Alexandra Figtree, Chia-Chi Liu, Natasha Alexandria Sarah Fry, Keyvan Karimi Galougahi
  • Patent number: 9506641
    Abstract: An AC LED module having surge protection function includes: an insulation seat, formed with a first surface and a second surface, wherein a concave area is formed on the first surface, and an opening is formed at a substantially central portion of the concave area; an annular fasten member, fastened in the concave area of the insulation seat, and formed with at least one buckle structure for being combined with a reflection cup; a circuit board, installed with a LED light source, wherein the circuit board is fastened on the second surface of the insulation seat, and the LED light source is aligned with the opening; and a surge absorbing member, disposed at the exterior of the insulation seat and electrically coupled to an AC power input port of the circuit board, thereby preventing the circuit board from being damaged by an AC surge.
    Type: Grant
    Filed: December 20, 2014
    Date of Patent: November 29, 2016
    Assignee: LUSTROUS TECHNOLOGY LTD.
    Inventors: Chia-Chi Liu, Kao-Hsu Chou, Juei-Khai Liu
  • Publication number: 20160327242
    Abstract: A compact LED module includes: a circuit substrate, formed with an opening, a pair of combination holes and at least one through via area formed with a plurality of through vias; a reflection cup, formed with a light inlet, a light outlet and a pair of combination posts, wherein the pair of combination posts are combined with the pair of combination holes for allowing the reflection cup to be fastened on a first surface of the circuit substrate, and the light inlet is aligned with the opening; and a LED unit, installed with a LED light source and formed with at least one soldering area, wherein each of the soldering areas is connected to each of the through via areas by utilizing solder, thereby allowing the LED unit to be fastened on a second surface of the circuit substrate, and the LED light source is aligned with the opening.
    Type: Application
    Filed: July 14, 2015
    Publication date: November 10, 2016
    Applicant: LUSTROUS TECHNOLOGY LTD.
    Inventors: Kao-Hsu CHOU, Juei-Khai LIU, Chia-Chi LIU
  • Patent number: 9449209
    Abstract: A 3D-structured pattern reading system, including: an object having a front face formed with a 3D-structured pattern for representing predetermined data; and a reading device including a camera unit and a liquid lens unit, wherein the liquid lens unit has a variable focal length controlled by the camera unit to scan the 3D-structured pattern to derive the predetermined data with the object being placed at a distance not exceeding a maximum limit of the variable focal length from the liquid lens unit.
    Type: Grant
    Filed: April 21, 2016
    Date of Patent: September 20, 2016
    Assignees: LUSTROUS ELECTRO-OPTICS LTD., LUSTROUS TECHNOLOGY LTD.
    Inventors: Chia-Chi Liu, Chih-Wei Tsai
  • Patent number: 9429306
    Abstract: A DC LED module having bridge rectifying and filtering function includes: an insulation seat, formed with a first surface and a second surface, wherein a concave area is formed on the first surface, and an opening and at least one buckle slot are formed at a substantially central portion of the concave area; a reflection cup, formed with at least one buckle structure for being buckled with the at least one buckle slot of the insulation seat; a circuit board, installed with an LED light source, wherein the circuit board is fastened on the second surface of the insulation seat, and the LED light source is aligned with the opening; and a bridge rectifying and filtering member, disposed at the exterior of the insulation seat and electrically coupled to a power input port of the circuit board for providing a DC voltage to the circuit board.
    Type: Grant
    Filed: December 29, 2014
    Date of Patent: August 30, 2016
    Assignee: LUSTROUS TECHNOLOGY LTD.
    Inventors: Chia-Chi Liu, Chia-Lung Hsueh, Kao-Hsu Chou
  • Publication number: 20150024413
    Abstract: The present invention relates to a method for detecting cardiovascular oxidative stress in an individual, comprising detecting in a blood sample from the individual modification of a cysteine at position 45 of the ?1-subunit of the human erythrocyte ATP-dependent Na+K+ pump protein or of an equivalent cysteine in a homologue or variant thereof. The invention further relates to a kit for detecting cardiovascular oxidative stress in an individual, the kit comprising at least one agent for detecting the presence of a modification in a cysteine at position 45 of the ?1-subunit of the human erythrocyte ATP-dependent Na+K+ pump protein or of an equivalent cysteine in a homologue or variant thereof, wherein said modification is a result of oxidation.
    Type: Application
    Filed: November 1, 2013
    Publication date: January 22, 2015
    Applicants: The University of Sydney, Northern Sydney Local Health District
    Inventors: Gemma Alexandra Figtree, Chia-Chi Liu, Natasha Alexandria Sarah Fry, Keyvan Karimi Galougahi
  • Patent number: 8870416
    Abstract: A LED package structure includes a substrate unit, a light-emitting unit, a support unit, a lens unit, an input unit and a control unit. The light-emitting unit includes at least one light-emitting element electrically connected to the substrate unit. The support unit includes a support element disposed on the substrate unit and surrounding the light-emitting element. The lens unit includes an electrically-controlled zoom lens disposed above the light-emitting element and retained by the support element. The input unit includes a signal input module for providing a predetermined voltage signal. The control unit includes a voltage controlling module electrically connected between the electrically-controlled zoom lens and the signal input module.
    Type: Grant
    Filed: August 19, 2012
    Date of Patent: October 28, 2014
    Assignee: Lustrous Technology Ltd.
    Inventors: Chia-Chi Liu, Kao-Hsu Chou
  • Publication number: 20140049966
    Abstract: A LED package structure includes a substrate unit, a light-emitting unit, a support unit, a lens unit, an input unit and a control unit. The light-emitting unit includes at least one light-emitting element electrically connected to the substrate unit. The support unit includes a support element disposed on the substrate unit and surrounding the light-emitting element. The lens unit includes an electrically-controlled zoom lens disposed above the light-emitting element and retained by the support element. The input unit includes a signal input module for providing a predetermined voltage signal. The control unit includes a voltage controlling module electrically connected between the electrically-controlled zoom lens and the signal input module.
    Type: Application
    Filed: August 19, 2012
    Publication date: February 20, 2014
    Applicant: LUSTROUS TECHNOLOGY LTD.
    Inventors: CHIA-CHI LIU, KAO-HSU CHOU
  • Patent number: 8633639
    Abstract: A light bulb includes a base unit, an electrical connecting unit, a light-emitting unit, and a lamp cover unit. The base unit includes a base body connected with the electrical connecting unit. The light-emitting unit includes a substrate body disposed on the base body, a plurality of blue and red light emitting groups disposed on the substrate body and electrically connected with the substrate body, and a phosphor resin body formed on the substrate body to cover the blue and red light emitting groups. Each blue light emitting group includes a plurality of blue light emitting elements electrically connected with each other in series, and each red light emitting group includes a plurality of red light emitting elements electrically connected with each other in series. The lamp cover unit includes a light-permitting cover disposed on the top side of the base body to cover the light-emitting unit.
    Type: Grant
    Filed: January 5, 2012
    Date of Patent: January 21, 2014
    Assignee: Lustrous Technology Ltd.
    Inventors: Ding-Bo Lin, Chin-Wei Hsieh, Yen-Fen Chen, Shih-Min Wu, Chia-Chi Liu
  • Publication number: 20130175916
    Abstract: A light bulb includes a base unit, an electrical connecting unit, a light-emitting unit, and a lamp cover unit. The base unit includes a base body connected with the electrical connecting unit. The light-emitting unit includes a substrate body disposed on the base body, a plurality of blue and red light emitting groups disposed on the substrate body and electrically connected with the substrate body, and a phosphor resin body formed on the substrate body to cover the blue and red light emitting groups. Each blue light emitting group includes a plurality of blue light emitting elements electrically connected with each other in series, and each red light emitting group includes a plurality of red light emitting elements electrically connected with each other in series. The lamp cover unit includes a light-permitting cover disposed on the top side of the base body to cover the light-emitting unit.
    Type: Application
    Filed: January 5, 2012
    Publication date: July 11, 2013
    Applicant: LUSTROUS TECHNOLOGY LTD.
    Inventors: DING-BO LIN, CHIN-WEI HSIEH, YEN-FEN CHEN, SHIH-MIN WU, CHIA-CHI LIU
  • Publication number: 20130062631
    Abstract: A light emitting module includes a carrier unit, a substrate unit, and a light emitting unit. The carrier unit includes at least one carrier body, and the carrier body has a mounting portion. The substrate unit includes at least one bendable substrate. The bendable substrate includes a plurality of substrate portions and a plurality of bending portions, the substrate portions are disposed on the mounting portion of the carrier body, and each bending portion is disposed between every two corresponding substrate portions. The light emitting unit includes a plurality of light emitting groups respectively disposed on the substrate portions, and each light emitting group includes at least one light emitting element electrically connected to each corresponding substrate portion. Because the substrate portions can be disposed on different planes after bending the substrate portions, thus light sources respectively generated by the light emitting elements can be projected toward different directions.
    Type: Application
    Filed: September 13, 2011
    Publication date: March 14, 2013
    Applicant: LUSTROUS GREEN TECHNOLOGY OF LIGHTING
    Inventor: CHIA-CHI LIU
  • Publication number: 20130065642
    Abstract: Disclosed herein are a luminaire control system and a method for wirelessly controlling the same. In which, the luminaire is capable of communication protocol translation, and being able to be wirelessly controlled by a remote control over a communication network. Furthermore, a user interface accompanied with an application is installed to the remote control to provide user interface for controlling the luminaire. The user interface displays functions to be selected including switching on or off the luminaire, changing colors, adjusting luminosity, controlling frequency of flashing, dimming and transition of the functions.
    Type: Application
    Filed: September 12, 2011
    Publication date: March 14, 2013
    Applicant: LUSTROUS GREEN TECHNOLOGY OF LIGHTING
    Inventor: CHIA-CHI LIU
  • Publication number: 20120307513
    Abstract: A lamp structure includes an electrical connection unit, a light emitting unit, and a light guiding unit. The electrical connection unit includes an electrical connection element. The light emitting unit includes at least one light emitting element disposed on the top side of the electrical connection unit and electrically connected to the electrical connection element. The light guiding unit includes a light guiding element disposed on the top side of the electrical connection unit. The light guiding element has a bottom light-input surface, a top light-output surface, and a surrounding light-output surface. The surrounding light-output surface has a first surrounding region gradually outwardly expanded from bottom to top, a second surrounding region connected to the first surrounding region and gradually inwardly contracted from bottom to top, and a third surrounding region connected to the second surrounding region and gradually outwardly expanded from bottom to top.
    Type: Application
    Filed: September 23, 2011
    Publication date: December 6, 2012
    Applicant: LUSTROUS TECHNOLOGY LTD.
    Inventors: YI-JU LI, CHIN-KAI HUANG, HUNG-WEI CHEN, SHIH-MIN WU, CHIA CHI LIU
  • Patent number: 8169255
    Abstract: The present invention discloses an offset cancellation current mirror and method thereof. The offset cancellation current minor comprises a first current mirror, a second current minor, switches and resistors. The first current minor comprises two transistors and a capacitance, the capacitance is used to store an electrical potential difference when the switches are turned on in ways of connecting the first current mirror with the resistor. When the switches is turned off in ways of disconnecting the first current mirror with the resistor and connecting the first current mirror with the second current minor, the electrical potential difference stored in the capacitance is used to correct the difference of the two transistors due to manufacture process.
    Type: Grant
    Filed: August 31, 2010
    Date of Patent: May 1, 2012
    Assignee: National Tsing Hua University
    Inventors: Meng-Fan Chang, Shin-Jang Shen, Chia-Chi Liu
  • Publication number: 20120049921
    Abstract: The present invention discloses an offset cancellation current mirror and method thereof. The offset cancellation current minor comprises a first current mirror, a second current minor, switches and resistors. The first current minor comprises two transistors and a capacitance, the capacitance is used to store an electrical potential difference when the switches are turned on in ways of connecting the first current mirror with the resistor. When the switches is turned off in ways of disconnecting the first current mirror with the resistor and connecting the first current mirror with the second current minor, the electrical potential difference stored in the capacitance is used to correct the difference of the two transistors due to manufacture process.
    Type: Application
    Filed: August 31, 2010
    Publication date: March 1, 2012
    Applicant: NATIONAL TSING HUA UNIVERSITY
    Inventors: Meng-Fan Chang, Shin-Jang Shen, Chia-Chi Liu
  • Patent number: 8072244
    Abstract: The present invention relates to a current sensing amplifier and a method thereof. The current sensing amplifier comprises a first current path, a second current path, a first capacitor, a second capacitor and a latch circuit. When a first current and a second current flow in the first current path and the second current path respectively, the first and second capacitor may be charged by the first current and the second current. The first capacitor and the second capacitor may couple the charged voltage to the transistors in the first current path and the second current path when the first and second current path are cut off so as to cancel the effect of offset voltage of the transistors generated during the manufacturing process.
    Type: Grant
    Filed: August 31, 2010
    Date of Patent: December 6, 2011
    Assignee: National Tsing Hua University
    Inventors: Chia-Chi Liu, Shin-Jang Shen, Meng-Fan Chang
  • Patent number: 7874710
    Abstract: An LED lamp including a lamp housing, an LED light source, a heat sink and a control circuit. The lamp housing has an accommodating space, a plurality of air inlets and a plurality of air outlets, wherein the accommodating space joins an environment through the air inlets and the air outlets. The LED light source and the heat sink are disposed in the accommodating space and the heat sink is connected with the LED light source. The heat sink includes a pedestal and a plurality of heat dissipation fins connected to the pedestal. An air convection channel is located between any two adjacent heat dissipation fins. Air from the environment flows into the accommodating space, passes through the air convection channel, and leaves the accommodating space via the air outlets sequentially. The control circuit is disposed in the accommodating space and connected to the LED light source.
    Type: Grant
    Filed: October 23, 2007
    Date of Patent: January 25, 2011
    Assignee: Top Energy Saving System Corp.
    Inventors: Wen-Kuei Tsai, Chia-Chi Liu, Chun-Chien Wang, Ching-Hua Wu
  • Publication number: 20100025699
    Abstract: A light emitting diode (LED) chip package is provided. The LED chip package comprises a carrier, a first LED chip, a second LED chip and an encapsulant. The first LED chip is disposed on and electrically connected to the carrier, wherein the first LED chip is adapted for emitting a first light. The second LED chip is disposed on and electrically connected to the carrier, wherein the second LED chip is adapted for emitting a second light. The encapsulant has a doped phosphor, and encapsulates the first LED chip and the second LED chip, wherein the first light is adapted for exciting the doped phosphor to emit a third light.
    Type: Application
    Filed: July 30, 2008
    Publication date: February 4, 2010
    Applicant: LUSTROUS INTERNATIONAL TECHNOLOGY LTD.
    Inventors: Chia-Chi Liu, Chih-Chieh Hu, Yu-Tsung Tsai, Pao-Chi Chi, Chi-Ju Shen
  • Publication number: 20100027260
    Abstract: A light emitting diode lamp including a housing having at least one hole, a light bar, a heat dissipation device, and a shade is provided. The light bar is disposed inside the housing, and has a circuit substrate and a plurality of LEDs disposed thereon. The heat dissipation device includes a heat conducting pipe and a heat sink, where the heat conducting pipe is connected to the circuit substrate, and extends to the outside of the housing through the hole. The heat sink is disposed on the portion of the heat conducting pipe exposed outside the housing. The shade is disposed on the housing, and shades the heat dissipation device.
    Type: Application
    Filed: July 30, 2008
    Publication date: February 4, 2010
    Applicant: LUSTROUS INTERNATIONAL TECHNOLOGY LTD.
    Inventor: Chia-Chi Liu