Patents by Inventor Jan Einar Strømstad

Jan Einar Strømstad 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).

  • Motion-stabilized crane systems and associated methods
    Patent number: 12515925
    Abstract: A motion-stabilized crane system includes a crane base extending from a first end to a second end opposite the first end, a crane boom having a first end pivotably coupled to the second end of the crane base and a second end opposite the first end, a hoisting cable, a hook, a motion stabilizer including a hook housing in which at least one of the hoisting cable and the hook is received, a linear actuator configured to rotate the hook housing about a first, a sensor configured to capture as a sensor output associated with the position of at least one of the hook and the hoisting cable in the hook housing, and a stabilizer control module configured to activate the linear actuator to reduce an angle formed between at least one of the hook and the hoisting cable and a vertical axis based on the senor output.
    Type: Grant
    Filed: September 12, 2022
    Date of Patent: January 6, 2026
    Assignee: Grant Prideco, Inc.
    Inventors: Jan Einar Strømstad, Anders Meisfjordskar
  • MOTION-STABILIZED CRANE SYSTEMS AND ASSOCIATED METHODS
    Publication number: 20240391740
    Abstract: A motion-stabilized crane system includes a crane base extending from a first end to a second end opposite the first end, a crane boom having a first end pivotably coupled to the second end of the crane base and a second end opposite the first end, a hoisting cable, a hook, a motion stabilizer including a hook housing in which at least one of the hoisting cable and the hook is received, a linear actuator configured to rotate the hook housing about a first, a sensor configured to capture as a sensor output associated with the position of at least one of the hook and the hoisting cable in the hook housing, and a stabilizer control module configured to activate the linear actuator to reduce an angle formed between at least one of the hook and the hoisting cable and a vertical axis based on the senor output.
    Type: Application
    Filed: September 12, 2022
    Publication date: November 28, 2024
    Applicant: National Oilwell Varco Norway AS
    Inventors: Jan Einar Strømstad, Anders Meisfjordskar