Patents by Inventor Sung-Ying Chen

Sung-Ying Chen 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).

  • Keyswitch device
    Patent number: 11217404
    Abstract: A keyswitch device includes a bottom plate, a keycap, and a position-returning member. The keycap includes a metal cover and a covering member. The metal cover includes a first main body. The first main body has a first surface and a second surface respectively facing toward and facing away from the bottom plate. The first surface presents a pattern. The covering member includes a second main body covering the first surface. The second main body has a light-transmitting area covering the pattern. The position-returning member is disposed between the bottom plate and the keycap and contacts the first main body.
    Type: Grant
    Filed: February 1, 2021
    Date of Patent: January 4, 2022
    Assignee: Chicony Electronics Co., Ltd.
    Inventors: Chao-Chin Hsieh, Wei-Yi Lin, Yeong-Sheng Jang, Sung-Ying Chen