Patents by Inventor Shenggan Wang

Shenggan Wang 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).

  • Light bulb apparatus
    Patent number: 11473735
    Abstract: A light bulb includes a bulb shell, a light source, a driver, a head housing and a bottom switch. The light source is enclosed by the bulb shell for emitting a light through the bulb shell. The driver converts an external power to a driving current supplied to the light source. The head housing has an Edison cap. The head housing is coupled to the bulb shell. The driver is enclosed by the head housing. The Edison cap is plugged to an Edison socket for receiving the external power source. The bottom switch is disposed on the bottom of the Edison cap for changing a setting of the driver.
    Type: Grant
    Filed: July 17, 2021
    Date of Patent: October 18, 2022
    Assignee: XIAMEN LEEDARSON LIGHTING CO., LTD
    Inventors: Xiaobo Chen, Shenggan Wang, Mingyan Fu, Guanfeng Liu, Liangliang Cao, Mingli Wei, Ran Gao, Zhipeng Zhao
  • LIGHT BULB APPARATUS
    Publication number: 20220042658
    Abstract: A light bulb includes a bulb shell, a light source, a driver, a head housing and a bottom switch. The light source is enclosed by the bulb shell for emitting a light through the bulb shell. The driver converts an external power to a driving current supplied to the light source. The head housing has an Edison cap. The head housing is coupled to the bulb shell. The driver is enclosed by the head housing. The Edison cap is plugged to an Edison socket for receiving the external power source. The bottom switch is disposed on the bottom of the Edison cap for changing a setting of the driver.
    Type: Application
    Filed: July 17, 2021
    Publication date: February 10, 2022
    Inventors: Xiaobo Chen, Shenggan Wang, Mingyan Fu, Guanfeng Liu, Liangliang Cao, Mingli Wei, Ran Gao, Zhipeng Zhao