Patents by Inventor Dangwei Yang

Dangwei Yang 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: 11813379
    Abstract: A sterilizing lamp comprises a lamp body module having an air inlet and an air outlet at the-bottom and top of the module, respectively, a circuit board module, an ultraviolet light emitting device, a fan and a filter screen bracket. The filter screen bracket wraps and covers the ultraviolet light emitting device. An airflow channel opening is arranged on the filter screen bracket. An air filtering device is wrapped on the filter screen bracket to cover the airflow channel opening. The outside air is suctioned by the fan into the module and is filtered by the air filtering device and then is discharged from the air outlet. When the air passes through the air filtering device fine particulate matter are filtered and retained by the air filtering device, and are irradiated for sterilization in the ultraviolet light emitting device.
    Type: Grant
    Filed: July 21, 2020
    Date of Patent: November 14, 2023
    Assignee: CE LIGHTING LTD.
    Inventors: Ping Ke, Dangwei Yang
  • Publication number: 20210402043
    Abstract: The present invention discloses a sterilizing lamp, wherein the sterilizing lamp comprises a lamp body module; the lamp body module is provided with an air inlet (10) and an air outlet (20) at the top and bottom of the lamp body module respectively, and internally provided with a circuit board module (3), an ultraviolet light emitting device (4), a fan (5) and a filter screen bracket (7); the filter screen bracket (7) wraps and covers the ultraviolet light emitting device (4); an airflow channel opening (70) is arranged on the filter screen bracket (7); an air filtering device (8) is wrapped on the filter screen bracket (7) to cover the airflow channel opening (70); the circuit board module (3) is electrically connected to the ultraviolet light emitting device (4) and the fan (5) respectively; and the fan (5) is used for sucking outside air from the air inlet (10) into an inner cavity of the filter screen bracket (7), which passes the airflow channel opening (70), is filtered by the air filtering device (8) a
    Type: Application
    Filed: July 21, 2020
    Publication date: December 30, 2021
    Inventors: Ping KE, Dangwei YANG
  • Patent number: D667572
    Type: Grant
    Filed: January 11, 2012
    Date of Patent: September 18, 2012
    Assignee: CE Lighting Ltd.
    Inventor: Dangwei Yang
  • Patent number: D707859
    Type: Grant
    Filed: September 22, 2012
    Date of Patent: June 24, 2014
    Assignee: CE Lighting Ltd.
    Inventors: Dangwei Yang, Yanfeng Xu
  • Patent number: D716971
    Type: Grant
    Filed: June 11, 2013
    Date of Patent: November 4, 2014
    Assignee: Illumina Mfg. Co., Ltd.
    Inventor: Dangwei Yang
  • Patent number: D716972
    Type: Grant
    Filed: June 11, 2013
    Date of Patent: November 4, 2014
    Assignee: CE Lighting Ltd.
    Inventors: Dangwei Yang, Zhiyong Deng
  • Patent number: D732715
    Type: Grant
    Filed: February 5, 2014
    Date of Patent: June 23, 2015
    Assignee: CE Lighting Ltd.
    Inventors: Dangwei Yang, Yanfeng Xu
  • Patent number: D732716
    Type: Grant
    Filed: February 5, 2014
    Date of Patent: June 23, 2015
    Assignee: CE Lighting Ltd.
    Inventors: Dangwei Yang, Yanfeng Xu
  • Patent number: D763497
    Type: Grant
    Filed: March 17, 2015
    Date of Patent: August 9, 2016
    Assignee: CE LIGHTING LTD.
    Inventor: Dangwei Yang
  • Patent number: D1048520
    Type: Grant
    Filed: November 13, 2020
    Date of Patent: October 22, 2024
    Assignee: CE LIGHTING LTD.
    Inventor: Dangwei Yang