Patents by Inventor Shahnas Riza Ahmad

Shahnas Riza Ahmad 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).

  • Submersible vessel for dry docking a vessel
    Patent number: 10227115
    Abstract: This invention relates to a submersible vessel for dry docking a vessel. The submersible vessel comprises a floating unit, a deck above the floating unit and a number of stabilizing towers arranged on the deck. The deck has a base, a sidewall along a perimeter of the base and a block provided within the sidewall and resting on the base, defining a cavity such that when the vessel is being docked onto the deck, a thruster of the vessel is above the cavity.
    Type: Grant
    Filed: November 18, 2014
    Date of Patent: March 12, 2019
    Assignee: Keppel Offshore & Marine Technology Centre Pte Ltd
    Inventors: Aziz Amirali Merchant, Woei Siong Chong, Shahnas Riza Ahmad, Anis Altaf Hussain, Murthy S. Pasumarthy, Chong Yong Huang
  • Submersible Vessel for Dry Docking a Vessel
    Publication number: 20170313394
    Abstract: This invention relates to a submersible vessel for dry docking a vessel. The submersible vessel comprises a floating unit, a deck above the floating unit and a number of stabilising towers arranged on the deck. The deck has a base, a sidewall along a perimeter of the base and a block provided within the sidewall and resting on the base, defining a cavity such that when the vessel is being docked onto the deck, a thruster of the vessel is above the cavity.
    Type: Application
    Filed: November 18, 2014
    Publication date: November 2, 2017
    Applicant: Keppel Offshore & Marine Technology Centre Pte Ltd
    Inventors: Aziz Amirali Merchant, Woei Siong Chong, Shahnas Riza Ahmad, Anis Altaf Hussain, Murthy S. Pasumarthy, Chong Yong Huang