Patents by Inventor Chongyang Tu

Chongyang Tu 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).

  • Power tool
    Patent number: 10821595
    Abstract: A power tool includes a housing, a power output element for outputting power, a motor for driving the power output element to output power, and a surface light source device for providing illumination. The surface light source device is mounted on the housing and the surface light source device includes a light exit surface allowing the surface light source device to emit light.
    Type: Grant
    Filed: January 2, 2020
    Date of Patent: November 3, 2020
    Assignee: Nanjing Chevron Industry Co., Ltd.
    Inventors: Dongrong Qiu, Chongyang Tu, Dong Cao, Liang Chen
  • POWER TOOL
    Publication number: 20200130164
    Abstract: A power tool includes a housing, a power output element for outputting power, a motor for driving the power output element to output power, and a surface light source device for providing illumination. The surface light source device is mounted on the housing and the surface light source device includes a light exit surface allowing the surface light source device to emit light.
    Type: Application
    Filed: January 2, 2020
    Publication date: April 30, 2020
    Inventors: Dongrong Qiu, Chongyang Tu, Dong Cao, Liang Chen
  • Power tool
    Patent number: 10525582
    Abstract: A power tool includes a housing, a power output element for outputting power, a motor for driving the power output element to output power, and a surface light source device for providing illumination. The surface light source device is mounted on the housing and the surface light source device includes a light exit surface allowing the surface light source device to emit light.
    Type: Grant
    Filed: October 20, 2017
    Date of Patent: January 7, 2020
    Assignee: Nanjing Chervon Industry Co., Ltd.
    Inventors: Dongrong Qiu, Chongyang Tu, Dong Cao, Liang Chen
  • POWER TOOL
    Publication number: 20180126538
    Abstract: A power tool includes a housing, a power output element for outputting power, a motor for driving the power output element to output power, and a surface light source device for providing illumination. The surface light source device is mounted on the housing and the surface light source device includes a light exit surface allowing the surface light source device to emit light.
    Type: Application
    Filed: October 20, 2017
    Publication date: May 10, 2018
    Inventors: Dongrong Qiu, Chongyang Tu, Dong Cao, Liang Chen