Patents by Inventor Chengyang Jiang

Chengyang Jiang 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: 12644570
    Abstract: An LED light filament includes an LED section, first and second conductive electrodes, a conductive portion and a first solder layer. The LED section includes LED chips. The first conductive electrode and the second conductive electrode are disposed at two ends of the LED section. The conductive portion is electrically connected between the LED chips. An LED chip among the plurality of LED chips has an electrical connecting portion, the one end portion of the conductive portion is connected to the electrical connecting portion and the first solder layer is disposed on the end portion of the conductive portion, and the end portion of the conductive portion is sandwiched between the electrical connecting portion of the LED chip and the first solder layer.
    Type: Grant
    Filed: May 28, 2025
    Date of Patent: June 2, 2026
    Assignee: ZHEJIANG SUPER LIGHTING ELECTRIC APPLIANCE CO., LTD.
    Inventors: Tao Jiang, Aiming Xiong, Fayong Liu, Yongnan Wang, Bao Huang, Zhikun Wang, Chengyang Jiang
  • Publication number: 20250283583
    Abstract: An LED light filament includes an LED section, first and second conductive electrodes, a conductive portion and a first solder layer. The LED section includes LED chips. The first conductive electrode and the second conductive electrode are disposed at two ends of the LED section. The conductive portion is electrically connected between the LED chips. An LED chip among the plurality of LED chips has an electrical connecting portion, the one end portion of the conductive portion is connected to the electrical connecting portion and the first solder layer is disposed on the end portion of the conductive portion, and the end portion of the conductive portion is sandwiched between the electrical connecting portion of the LED chip and the first solder layer.
    Type: Application
    Filed: May 28, 2025
    Publication date: September 11, 2025
    Inventors: Tao Jiang, Aiming Xiaong, Fayong Liu, Yongnan Wang, Bao Huang, Zhikun Wang, Chengyang Jiang
  • Patent number: 12359779
    Abstract: An LED light filament includes an LED section, first and second conductive electrodes, and a conductive portion. The LED section includes LED chips. The first conductive electrode and the second conductive electrode are disposed at two ends of the LED section. The conductive portion is electrically connected between the LED chips. An LED chip among the LED chips has an electrical connecting portion, an end portion of the conductive portion is connected to the electrical connecting portion, the conductive portion has a first bent portion and a second bent portion. The conductive portion extends from the electrical connecting portion along a first direction of the LED chip, toward a second direction of the LED chip through the first bent portion, and toward a third direction of the LED chip through the second bent portion, and the first to third directions are different directions. An LED light bulb is also provided.
    Type: Grant
    Filed: August 23, 2024
    Date of Patent: July 15, 2025
    Assignee: ZHEJIANG SUPER LIGHTING ELECTRIC APPLIANCE CO., LTD.
    Inventors: Tao Jiang, Aiming Xiong, Fayong Liu, Yongnan Wang, Bao Huang, Zhikun Wang, Chengyang Jiang
  • Patent number: 10121952
    Abstract: Disclosed herein is an isolable colloidal particle comprising a nanoparticle and an inorganic capping agent bound to the surface of the nanoparticle, a solution of the same, a method for making the same from a biphasic solvent mixture, and the formation of structures and solids from the isolable colloidal particle. The process can yield photovoltaic cells, piezoelectric crystals, thermoelectric layers, optoelectronic layers, light emitting diodes, ferroelectric layers, thin film transistors, floating gate memory devices, imaging devices, phase change layers, and sensor devices.
    Type: Grant
    Filed: April 20, 2016
    Date of Patent: November 6, 2018
    Assignee: THE UNIVERSITY OF CHICAGO
    Inventors: Dmitri V. Talapin, Maksym V. Kovalenko, Jong-Soo Lee, Chengyang Jiang
  • Publication number: 20160308107
    Abstract: Disclosed herein is an isolable colloidal particle comprising a nanoparticle and an inorganic capping agent bound to the surface of the nanoparticle, a solution of the same, a method for making the same from a biphasic solvent mixture, and the formation of structures and solids from the isolable colloidal particle. The process can yield photovoltaic cells, piezoelectric crystals, thermoelectric layers, optoelectronic layers, light emitting diodes, ferroelectric layers, thin film transistors, floating gate memory devices, imaging devices, phase change layers, and sensor devices.
    Type: Application
    Filed: April 20, 2016
    Publication date: October 20, 2016
    Inventors: Dmitri V. Talapin, Maksym V. Kovalenko, Jong-Soo Lee, Chengyang Jiang
  • Patent number: 9346998
    Abstract: Disclosed herein is an isolable colloidal particle comprising a nanoparticle and an inorganic capping agent bound to the surface of the nanoparticle, a solution of the same, a method for making the same from a biphasic solvent mixture, and the formation of structures and solids from the isolable colloidal particle. The process can yield photovoltaic cells, piezoelectric crystals, thermoelectric layers, optoelectronic layers, light emitting diodes, ferroelectric layers, thin film transistors, floating gate memory devices, imaging devices, phase change layers, and sensor devices.
    Type: Grant
    Filed: April 23, 2010
    Date of Patent: May 24, 2016
    Assignee: THE UNIVERSITY OF CHICAGO
    Inventors: Dmitri V. Talapin, Maksym V. Kovalenko, Jong-Soo Lee, Chengyang Jiang
  • Publication number: 20120104325
    Abstract: Disclosed herein is an isolable colloidal particle comprising a nanoparticle and an inorganic capping agent bound to the surface of the nanoparticle, a solution of the same, a method for making the same from a biphasic solvent mixture, and the formation of structures and solids from the isolable colloidal particle. The process can yield photovoltaic cells, piezoelectric crystals, thermoelectric layers, optoelectronic layers, light emitting diodes, ferroelectric layers, thin film transistors, floating gate memory devices, imaging devices, phase change layers, and sensor devices.
    Type: Application
    Filed: April 23, 2010
    Publication date: May 3, 2012
    Applicant: THE UNIVERSITY OF CHICAGO
    Inventors: Dmitri V. Talapin, Maksym V. Kovalenko, Jong-Soo Lee, Chengyang Jiang