Patents by Inventor KAIFU LIU

KAIFU 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).

  • Handheld intelligent electronic fountain device
    Patent number: 11808555
    Abstract: The present application provides a handheld intelligent electronic fountain device, comprising a housing, a storage bin for storing consumables, a heating component for heating consumables, an ejection tube for ejecting consumables outward, and an air supply component for delivering compressed air into the ejection tube, so as to prompt consumables to be ejected out of the ejection tube. The present application provides a first material guiding tube and a first rotating shalt, a first threaded portion for guiding material is provided at one end of the first rotating shaft, and a second threaded portion is provided at other end of the first rotating shaft, and the second threaded portion is threadedly connected with a first transmission gear.
    Type: Grant
    Filed: April 24, 2023
    Date of Patent: November 7, 2023
    Assignee: Liuyang East Coast Electronic Technology Co., Ltd.
    Inventors: Kaifu Liu, Zhishi Gao, Kaihui Liu, Hui Yang
  • Electronic device housing and manufacturing method thereof by die-casting an aluminum alloy
    Patent number: 10135959
    Abstract: An electronic device housing (100) comprises outer frame (10) and a die casting inner frame (20). The die casting inner frame is shaped by means of die casting and is jogged in the outer frame. The present invention also comprises a method for manufacturing the electronic device housing.
    Type: Grant
    Filed: August 31, 2015
    Date of Patent: November 20, 2018
    Assignees: GUANGDONG JANUS INTELLIGENT GROUP CORP., LTD, DONGGUAN JANUS ELECTRONIC PRECISION COMPONENTS CO. LTD.
    Inventors: Zhen Tang, Xi Fan, Shoude Xie, Changming Wang, Yunbin Li, Kaifu Liu, Shenghui Zhou, Xu Lu
  • ELECTRONIC DEVICE HOUSING AND MANUFACTURING METHOD THEREFOR
    Publication number: 20180109657
    Abstract: An electronic device housing (100) comprises outer frame (10) and a die casting inner frame (20). The die casting inner frame is shaped by means of die casting and is jogged in the outer frame. The present invention also comprises a method for manufacturing the electronic device housing.
    Type: Application
    Filed: August 31, 2015
    Publication date: April 19, 2018
    Inventors: ZHEN TANG, XI FAN, SHOUDE XIE, CHANGMING WANG, YUNBIN LI, KAIFU LIU, SHENGHUI ZHOU, XU LU
  • Stage lighting
    Patent number: D1006302
    Type: Grant
    Filed: April 28, 2023
    Date of Patent: November 28, 2023
    Assignee: Liuyang East Coast Electronic Technology Co., Ltd.
    Inventors: Kaifu Liu, Zhishi Gao, Kaihui Liu, Hui Yang