Patents by Inventor Chang-Jung Wu

Chang-Jung Wu 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).

  • Publication number: 20240079758
    Abstract: An electronic device includes a metal back cover, a metal frame, and a first, second, third, and fourth radiators. The metal frame includes a discrete part and two connection parts. The connection parts are located by two sides of the discrete part, separated from the discrete part, and connected to the metal back cover. A U-shaped slot is formed between the discrete part and the metal back cover and between the discrete part and the connection parts. The first radiator is separated from the discrete part and includes a feed end. The second, third, and fourth radiators are connected to the discrete part and the metal back cover. The third radiator is located between the first and second radiators. The first radiator is located between the third and fourth radiators. The discrete part and the first, second, third, and fourth radiators form an antenna module together.
    Type: Application
    Filed: August 2, 2023
    Publication date: March 7, 2024
    Applicant: PEGATRON CORPORATION
    Inventors: Chien-Yi Wu, Chao-Hsu Wu, Chih-Wei Liao, Hau Yuen Tan, Shih-Keng Huang, Wen-Hgin Chuang, Lin-Hsu Chiang, Chang-Hua Wu, Han-Wei Wang, Chun-Jung Hu
  • Publication number: 20070251035
    Abstract: A cleaning device. The cleaning device, for cleaning a brush of a wafer scrubber, includes a cup and a dummy pad. The dummy pad is disposed in the cup. The brush rubs against the dummy pad. A method of cleaning a brush of a wafer scrubber, comprising providing a cup with a dummy pad disposed in the cup, and rubbing the brush against the dummy pad.
    Type: Application
    Filed: May 1, 2006
    Publication date: November 1, 2007
    Inventors: Wen-Chang Peng, Ming-Da Guo, Chyi-Shyung Chern, Chang-Jung Wu