Patents by Inventor ZeJian CAI

ZeJian 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).

  • SHARED WELL STRUCTURE MANUFACTURING METHOD
    Publication number: 20240088128
    Abstract: A method of manufacturing an IC structure includes configuring each of an n-well and a p-well in a first IC die to have a first portion extending in a first direction and second and third portions extending from the first portion in a second direction perpendicular to the first direction, and forming IC devices including a first pickup structure electrically connected to the n-well and a second pickup structure electrically connected to the p-well. Forming the IC devices includes forming a PMOS transistor in the second or third portion of the n-well and forming an NMOS transistor in the second or third portion of the p-well.
    Type: Application
    Filed: November 24, 2023
    Publication date: March 14, 2024
    Inventors: Yang ZHOU, Liu HAN, Qingchao MENG, XinYong WANG, ZeJian CAI
  • Shared well structure, layout, and method
    Patent number: 11876088
    Abstract: An integrated circuit (IC) structure includes a continuous well including first through third well portions. The continuous well is one of an n-well or a p-well, the first well portion extends in a first direction, the second well portion extends from the first well portion in a second direction perpendicular to the first direction, and the third well portion extends from the first well portion in the second direction parallel to the second well portion.
    Type: Grant
    Filed: November 16, 2021
    Date of Patent: January 16, 2024
    Assignees: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD., TSMC NANJING COMPANY, LIMITED, TSMC CHINA COMPANY, LIMITED
    Inventors: Yang Zhou, Liu Han, Qingchao Meng, XinYong Wang, ZeJian Cai
  • SHARED WELL STRUCTURE, LAYOUT, AND METHOD
    Publication number: 20220399326
    Abstract: An integrated circuit (IC) structure includes a continuous well including first through third well portions. The continuous well is one of an n-well or a p-well, the first well portion extends in a first direction, the second well portion extends from the first well portion in a second direction perpendicular to the first direction, and the third well portion extends from the first well portion in the second direction parallel to the second well portion.
    Type: Application
    Filed: November 16, 2021
    Publication date: December 15, 2022
    Inventors: Yang ZHOU, Liu HAN, Qingchao MENG, XinYong WANG, ZeJian CAI
  • Table ornament
    Patent number: D1009691
    Type: Grant
    Filed: September 5, 2023
    Date of Patent: January 2, 2024
    Inventor: Zejian Cai
  • Table ornament
    Patent number: D1020531
    Type: Grant
    Filed: September 19, 2023
    Date of Patent: April 2, 2024
    Inventor: Zejian Cai
  • Table ornament
    Patent number: D1020532
    Type: Grant
    Filed: September 20, 2023
    Date of Patent: April 2, 2024
    Inventor: Zejian Cai