Patents by Inventor Yu-Wen Tai

Yu-Wen Tai 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).

  • Patent number: 12105355
    Abstract: A wide-angle lens assembly includes a first lens, a second lens, a third lens, a fourth lens, and a fifth lens. The first lens is a meniscus lens with refractive power and includes a convex surface facing an object side and a concave surface facing an image side. The second lens is with refractive power. The third lens is with positive refractive power. The fourth lens is with refractive power. The fifth lens is with positive refractive power and includes a convex surface facing the image side. The first lens, the second lens, the third lens, the fourth lens, and the fifth lens are arranged in order from the object side to the image side along an optical axis.
    Type: Grant
    Filed: December 8, 2020
    Date of Patent: October 1, 2024
    Assignees: Sintai Optical (Shenzhen) Co., Ltd., Asia Optical Co., Inc.
    Inventors: Chia-Hung Sun, Tsan-Haw Lee, Yu-Wen Tai, Shu-Hung Lin
  • Publication number: 20240219686
    Abstract: A lens assembly includes a first lens, a second lens, a third lens, a fourth lens, a fifth lens, and a sixth lens. The first lens is with negative refractive power. The second lens is with refractive power. The third lens is with positive refractive power and includes a convex surface facing an image side. The fourth lens is with positive refractive power and includes a convex surface facing an object side. The fifth lens is with refractive power. The sixth lens is with refractive power. The first lens, the second lens, the third lens, the fourth lens, the fifth lens, and the sixth lens are arranged in order from the object side to the image side along an optical axis.
    Type: Application
    Filed: December 6, 2023
    Publication date: July 4, 2024
    Inventors: Wen-Chieh Chen, Yu-Wen Tai
  • Publication number: 20210173180
    Abstract: A wide-angle lens assembly includes a first lens, a second lens, a third lens, a fourth lens, and a fifth lens. The first lens is a meniscus lens with refractive power and includes a convex surface facing an object side and a concave surface facing an image side. The second lens is with refractive power. The third lens is with positive refractive power. The fourth lens is with refractive power. The fifth lens is with positive refractive power and includes a convex surface facing the image side. The first lens, the second lens, the third lens, the fourth lens, and the fifth lens are arranged in order from the object side to the image side along an optical axis.
    Type: Application
    Filed: December 8, 2020
    Publication date: June 10, 2021
    Inventors: Chia-Hung Sun, Tsan-Haw Lee, Yu-Wen Tai, Shu-Hung Lin