Patents by Inventor Fensha Cai

Fensha Cai 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: 20250164751
    Abstract: Present embodiments provide for optical imaging lenses. An optical imaging lens may include at least seven lens elements positioned sequentially from an object side to an image side. Through arrangement of the convex or concave surfaces of the lens elements, the length of the optical imaging lens may be shortened while providing better optical characteristics and imaging quality.
    Type: Application
    Filed: October 1, 2024
    Publication date: May 22, 2025
    Applicant: Genius Electronic Optical (Xiamen) Co., Ltd.
    Inventors: Hung-Chien Hsieh, Fensha Cai, Xue Li
  • Patent number: 12140737
    Abstract: Present embodiments provide for optical imaging lenses. An optical imaging lens may include at least seven lens elements positioned sequentially from an object side to an image side. Through arrangement of the convex or concave surfaces of the lens elements, the length of the optical imaging lens may be shortened while providing better optical characteristics and imaging quality.
    Type: Grant
    Filed: November 16, 2023
    Date of Patent: November 12, 2024
    Assignee: Genius Electronic Optical (Xiamen) Co., Ltd.
    Inventors: Hung-Chien Hsieh, Fensha Cai, Xue Li
  • Patent number: 12019212
    Abstract: An optical imaging lens includes a first lens element, a second lens element, a third lens element and a fourth lens element. The first lens element has negative refracting power, the periphery region of the object-side surface of the second lens element is concave and the optical-axis region of the object-side surface of the third lens element is concave. The Abbe number of the first lens element is ?1, the Abbe number of the second lens element is ?2, the Abbe number of the third lens element is ?3 and the Abbe number of the fourth lens element is ?4 to satisfy ?1+?2+?3+?4?150.000.
    Type: Grant
    Filed: October 6, 2022
    Date of Patent: June 25, 2024
    Assignee: Genius Electronic Optical (Xiamen) Co., Ltd.
    Inventors: Hung-Chien Hsieh, Qingzhi Zhu, Fensha Cai
  • Publication number: 20240192472
    Abstract: Present embodiments provide for optical imaging lenses. An optical imaging lens may include at least seven lens elements positioned sequentially from an object side to an image side. Through arrangement of the convex or concave surfaces of the lens elements, the length of the optical imaging lens may be shortened while providing better optical characteristics and imaging quality.
    Type: Application
    Filed: November 16, 2023
    Publication date: June 13, 2024
    Applicant: Genius Electronic Optical (Xiamen) Co., Ltd.
    Inventors: Hung-Chien Hsieh, Fensha Cai, Xue Li
  • Patent number: 11860343
    Abstract: Present embodiments provide for optical imaging lenses. An optical imaging lens may include at least seven lens elements positioned sequentially from an object side to an image side. Through arrangement of the convex or concave surfaces of the lens elements, the length of the optical imaging lens may be shortened while providing better optical characteristics and imaging quality.
    Type: Grant
    Filed: December 1, 2022
    Date of Patent: January 2, 2024
    Assignee: Genius Electronic Optical (Xiamen) Co., Ltd.
    Inventors: Hung-Chien Hsieh, Fensha Cai, Xue Li
  • Patent number: 11768351
    Abstract: An optical lens assembly is provided. The optical lens assembly includes first, second, third and fourth lens elements having refracting power arranged along an optical axis in a sequence from a light output side to a light input side. The first lens element is arranged to be a lens element in a fourth order from the light input side to the light output side. The second lens element is arranged to be a lens element in a third order from the light input side to the light output side. The third lens element is arranged to be a lens element in a second order from the light input side to the light output side. The fourth lens element is arranged to be a lens element in a first order from the light input side to the light output side.
    Type: Grant
    Filed: February 26, 2021
    Date of Patent: September 26, 2023
    Assignee: GENIUS ELECTRONIC OPTICAL CO., LTD.
    Inventors: Jinhui Gong, Fensha Cai, Xue Li
  • Publication number: 20230176338
    Abstract: Present embodiments provide for optical imaging lenses. An optical imaging lens may include at least seven lens elements positioned sequentially from an object side to an image side. Through arrangement of the convex or concave surfaces of the lens elements, the length of the optical imaging lens may be shortened while providing better optical characteristics and imaging quality.
    Type: Application
    Filed: December 1, 2022
    Publication date: June 8, 2023
    Applicant: Genius Electronic Optical (Xiamen) Co., Ltd.
    Inventors: Hung-Chien Hsieh, Fensha Cai, Xue Li
  • Publication number: 20230087037
    Abstract: An optical imaging lens includes a first lens element, a second lens element, a third lens element and a fourth lens element. The first lens element has negative refracting power, the periphery region of the object-side surface of the second lens element is concave and the optical-axis region of the object-side surface of the third lens element is concave. The Abbe number of the first lens element is ?1, the Abbe number of the second lens element is ?2, the Abbe number of the third lens element is ?3 and the Abbe number of the fourth lens element is ?4 to satisfy ?1+?2+?3+?4?150.000.
    Type: Application
    Filed: October 6, 2022
    Publication date: March 23, 2023
    Applicant: Genius Electronic Optical (Xiamen) Co., Ltd.
    Inventors: Hung-Chien Hsieh, Qingzhi Zhu, Fensha Cai
  • Patent number: 11550128
    Abstract: Present embodiments provide for optical imaging lenses. An optical imaging lens may include at least seven lens elements positioned sequentially from an object side to an image side. Through arrangement of the convex or concave surfaces of the lens elements, the length of the optical imaging lens may be shortened while providing better optical characteristics and imaging quality.
    Type: Grant
    Filed: September 25, 2020
    Date of Patent: January 10, 2023
    Assignee: Genius Electronic Optical (Xiamen) Co., Ltd.
    Inventors: Hung-Chien Hsieh, Fensha Cai, Xue Li
  • Patent number: 11500181
    Abstract: An optical imaging lens includes a first lens element, a second lens element, a third lens element and a fourth lens element. The first lens element has negative refracting power, the periphery region of the object-side surface of the second lens element is concave and the optical-axis region of the object-side surface of the third lens element is concave. The Abbe number of the first lens element is ?1, the Abbe number of the second lens element is ?2, the Abbe number of the third lens element is ?3 and the Abbe number of the fourth lens element is ?4 to satisfy ?1+?2+?3+?4?150.000.
    Type: Grant
    Filed: February 24, 2020
    Date of Patent: November 15, 2022
    Assignee: Genius Electronic Optical (Xiamen) Co., Ltd.
    Inventors: Hung-Chien Hsieh, Qingzhi Zhu, Fensha Cai
  • Publication number: 20210247591
    Abstract: An optical lens assembly is provided. The optical lens assembly includes first, second, third and fourth lens elements having refracting power arranged along an optical axis in a sequence from a light output side to a light input side. The first lens element is arranged to be a lens element in a fourth order from the light input side to the light output side. The second lens element is arranged to be a lens element in a third order from the light input side to the light output side. The third lens element is arranged to be a lens element in a second order from the light input side to the light output side. The fourth lens element is arranged to be a lens element in a first order from the light input side to the light output side.
    Type: Application
    Filed: February 26, 2021
    Publication date: August 12, 2021
    Applicant: GENIUS ELECTRONIC OPTICAL CO., LTD.
    Inventors: Jinhui Gong, Fensha Cai, Xue Li
  • Patent number: 10976518
    Abstract: An optical lens assembly is provided. The optical lens assembly includes first, second, third and fourth lens elements having refracting power arranged along an optical axis in a sequence from a light output side to a light input side. The first lens element is arranged to be a lens element in a fourth order from the light input side to the light output side. The second lens element is arranged to be a lens element in a third order from the light input side to the light output side. The third lens element is arranged to be a lens element in a second order from the light input side to the light output side. The fourth lens element is arranged to be a lens element in a first order from the light input side to the light output side.
    Type: Grant
    Filed: December 28, 2017
    Date of Patent: April 13, 2021
    Assignee: GENIUS ELECTRONIC OPTICAL CO., LTD.
    Inventors: Jinhui Gong, Fensha Cai, Xue Li
  • Patent number: 10976526
    Abstract: Present embodiments provide for optical imaging lenses. An optical imaging lens may include at least seven lens elements positioned sequentially from an object side to an image side. Through arrangement of the convex or concave surfaces of the lens elements, the length of the optical imaging lens may be shortened while providing better optical characteristics and imaging quality.
    Type: Grant
    Filed: September 11, 2019
    Date of Patent: April 13, 2021
    Assignee: Genius Electronic Optical (Xiamen) Co., Ltd.
    Inventors: Hung-Chien Hsieh, Fensha Cai, Xue Li
  • Publication number: 20210096332
    Abstract: Present embodiments provide for optical imaging lenses. An optical imaging lens may include at least seven lens elements positioned sequentially from an object side to an image side. Through arrangement of the convex or concave surfaces of the lens elements, the length of the optical imaging lens may be shortened while providing better optical characteristics and imaging quality.
    Type: Application
    Filed: September 25, 2020
    Publication date: April 1, 2021
    Inventors: Hung-Chien Hsieh, Fensha Cai, Xue Li
  • Publication number: 20200257082
    Abstract: An optical imaging lens includes a first lens element, a second lens element, a third lens element and a fourth lens element. The first lens element has negative refracting power, the periphery region of the object-side surface of the second lens element is concave and the optical-axis region of the object-side surface of the third lens element is concave. The Abbe number of the first lens element is ?1, the Abbe number of the second lens element is ?2, the Abbe number of the third lens element is ?3 and the Abbe number of the fourth lens element is ?4 to satisfy ?1+?2+?3+?4?150.000.
    Type: Application
    Filed: February 24, 2020
    Publication date: August 13, 2020
    Inventors: Hung-Chien Hsieh, Qingzhi Zhu, Fensha Cai
  • Patent number: 10712538
    Abstract: An optical imaging lens includes: first, second, third, fourth, fifth and sixth lens element, the first lens element has negative refracting power, the third lens element has negative refracting power, and an optical axis region of an image-side surface of the sixth lens element is concave. The lens elements having refracting power included by the optical imaging lens are only the six lens elements described above. In addition, the optical imaging lens satisfies the relationship: (G23+T3+G34+T4+G45)/G12?2.600 and ?3+?4+?5+?6?150.000.
    Type: Grant
    Filed: June 29, 2018
    Date of Patent: July 14, 2020
    Assignee: Genius Electronic Optical (Xiamen) Co., Ltd.
    Inventors: Jiayuan Zhang, Fensha Cai, Qingzhi Zhu
  • Publication number: 20200201000
    Abstract: Present embodiments provide for optical imaging lenses. An optical imaging lens may include at least seven lens elements positioned sequentially from an object side to an image side. Through arrangement of the convex or concave surfaces of the lens elements, the length of the optical imaging lens may be shortened while providing better optical characteristics and imaging quality.
    Type: Application
    Filed: September 11, 2019
    Publication date: June 25, 2020
    Inventors: Hung-Chien Hsieh, Fensha Cai, Xue Li
  • Patent number: 10613296
    Abstract: An optical imaging lens includes a first lens element, a second lens element, a third lens element and a fourth lens element. The first lens element has negative refracting power, the periphery region of the object-side surface of the second lens element is concave and the optical-axis region of the object-side surface of the third lens element is concave. The Abbe number of the first lens element is ?1, the Abbe number of the second lens element is ?2, the Abbe number of the third lens element is ?3 and the Abbe number of the fourth lens element is ?4 to satisfy ?1+?2+?3+?4?150.000.
    Type: Grant
    Filed: June 5, 2018
    Date of Patent: April 7, 2020
    Assignee: Genius Electronic Optical (Xiamen) Co., Ltd.
    Inventors: Hung-Chien Hsieh, Qingzhi Zhu, Fensha Cai
  • Patent number: 10598893
    Abstract: The present disclosure provides for various embodiments of optical imaging lenses. An optical imaging lens may comprise at least seven lens elements positioned in an order from an object side to an image side. By controlling the convex or concave shape of the surfaces of the lens elements and designing parameters satisfying at least an inequality, the optical imaging lens may exhibit better optical characteristics, the total length of the optical imaging lens may be shortened, and the view angle and f-number may also be improved.
    Type: Grant
    Filed: January 16, 2018
    Date of Patent: March 24, 2020
    Assignee: Genius Electronic Optical (Xiamen) Co., Ltd.
    Inventors: Jiayuan Zhang, Qingzhi Zhu, Fensha Cai
  • Publication number: 20190331884
    Abstract: An optical imaging lens includes: first, second, third, fourth, fifth and sixth lens element, the first lens element has negative refracting power, the third lens element has negative refracting power, and an optical axis region of an image-side surface of the sixth lens element is concave. The lens elements having refracting power included by the optical imaging lens are only the six lens elements described above. In addition, the optical imaging lens satisfies the relationship: (G23+T3+G34+T4+G45)/G12?2.600 and ?3+?4+?5+?6?150.000.
    Type: Application
    Filed: June 29, 2018
    Publication date: October 31, 2019
    Inventors: Jiayuan Zhang, Fensha Cai, Qingzhi Zhu