Patents by Inventor Hai Geng

Hai Geng 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).

  • DC-TO-DC CONVERTER AND METHOD FOR CONVERTING DIRECT CURRENT TO DIRECT CURRENT
    Publication number: 20020064059
    Abstract: A DC-to-DC converter and a method thereof is provided. The DC-to-DC converter includes a power supply for providing a first direct current, a first capacitor, a first switch assembly for converting the first direct current into a first alternating current, a transformer for converting the first alternating current to a second alternating current, a rectifying circuit for converting and rectifying the second alternating current to a second direct current, a filtering circuit, and a range winding assembly for adjusting the output voltage of the second direct current in response to the voltage drop of the first direct current.
    Type: Application
    Filed: May 25, 2001
    Publication date: May 30, 2002
    Applicant: Delta Electronics, Inc.
    Inventors: Jianping Ying, Chau-Chun Wen, Hai Geng, Jianhong Zeng
  • DC-to-DC converter and method for converting direct current to direct current
    Patent number: 6388897
    Abstract: A DC-to-DC converter and a method thereof is provided. The DC-to-DC converter includes a power supply for providing a first direct current, a first capacitor, a first switch assembly for converting the first direct current into a first alternating current, a transformer for converting the first alternating current to a second alternating current, a rectifying circuit for converting and rectifying the second alternating current to a second direct current, a filtering circuit, and a range winding assembly for adjusting the output voltage of the second direct current in response to the voltage drop of the first direct current.
    Type: Grant
    Filed: May 25, 2001
    Date of Patent: May 14, 2002
    Assignee: Delta Electronics, Inc.
    Inventors: Jianping Ying, Chau-Chun Wen, Hai Geng, Jianhong Zeng
  • Shaver
    Patent number: D967536
    Type: Grant
    Filed: February 11, 2021
    Date of Patent: October 18, 2022
    Assignee: SHENZHEN SOOCAS TECHNOLOGY CO., LTD.
    Inventors: Fandi Meng, Hai Geng