Patents by Inventor Jim Jianxun Li

Jim Jianxun Li 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).

  • Tapered column deep draft semi-submersible (TCDD-SEMI)
    Patent number: 10059403
    Abstract: A semi-submersible offshore platform for operations in a body of water includes a buoyant hull configured to be at least partially submerged in the water. In addition, the platform includes an equipment deck coupled to the hull and configured to be positioned above the water. The hull includes a first vertical column and a second vertical column horizontally spaced from the first vertical column. Each column has a longitudinal axis, an upper end, a lower end, and a tapered section axially positioned between the upper end and the lower end. Further, the hull includes a horizontal pontoon having a longitudinal axis, a first end coupled to the lower end of the first column, and a second end coupled to the lower end of the second column.
    Type: Grant
    Filed: January 19, 2017
    Date of Patent: August 28, 2018
    Inventors: Wei Ye, Zhihuang Alex Ran, Jim Jianxun Li
  • Tapered Column Deep Draft Semi-Submersible (TCDD-SEMI)
    Publication number: 20170129571
    Abstract: A semi-submersible offshore platform for operations in a body of water includes a buoyant hull configured to be at least partially submerged in the water. In addition, the platform includes an equipment deck coupled to the hull and configured to be positioned above the water. The hull includes a first vertical column and a second vertical column horizontally spaced from the first vertical column. Each column has a longitudinal axis, an upper end, a lower end, and a tapered section axially positioned between the upper end and the lower end. Further, the hull includes a horizontal pontoon having a longitudinal axis, a first end coupled to the lower end of the first column, and a second end coupled to the lower end of the second column.
    Type: Application
    Filed: January 19, 2017
    Publication date: May 11, 2017
    Inventors: Wei Ye, Zhihuang Alex Ran, Jim Jianxun Li
  • Tapered column deep draft semi-submersible (TCDD-SEMI)
    Patent number: 9586650
    Abstract: A semi-submersible offshore platform for operations in a body of water includes a buoyant hull configured to be at least partially submerged in the water. In addition, the platform includes an equipment deck coupled to the hull and configured to be positioned above the water. The hull includes a first vertical column and a second vertical column horizontally spaced from the first vertical column. Each column has a longitudinal axis, an upper end, a lower end, and a tapered section axially positioned between the upper end and the lower end. Further, the hull includes a horizontal pontoon having a longitudinal axis, a first end coupled to the lower end of the first column, and a second end coupled to the lower end of the second column.
    Type: Grant
    Filed: October 16, 2015
    Date of Patent: March 7, 2017
    Inventors: Wei Ye, Zhihuang Alex Ran, Jim Jianxun Li