Patents by Inventor Jiacheng YAO

Jiacheng YAO 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).

  • CAMERA LENS
    Publication number: 20220137337
    Abstract: A camera lens is provided, including, in order from an object side to an image side along an optical axis: a first lens having a positive refractive power; a second lens; and a third lens. An equivalent length TL of an actual propagation distance of a principal ray from an object side surface of the first lens to an imaging plane in the air and an entrance pupil diameter EPD of the camera lens satisfy: 3.5<TLEPD<4.0.
    Type: Application
    Filed: October 25, 2021
    Publication date: May 5, 2022
    Applicant: ZHEJIANG SUNNY OPTICS CO., LTD.
    Inventors: Jiacheng YAO, Saifeng LV, Fujian DAI, Liefeng ZHAO