Patents by Inventor Francoise Jeanette SIEPEL

Francoise Jeanette SIEPEL 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).

  • PNEUMATIC STEPPER MOTOR AND DEVICE COMPRISING AT LEAST ONE SUCH PNEUMATIC STEPPER MOTOR
    Publication number: 20240151249
    Abstract: A pneumatic stepper motor includes a housing, said housing accommodating at least part of: a rack or geared axle comprising a plurality of gear elements; and two pistons, each comprising at least two teeth, said pistons being arranged to cooperate with said rack or geared axle. The racks may either be straight or curved. The pistons are preferably double-acting pistons. A device includes at least one, and preferably a plurality of, such pneumatic stepper motor(s). The device may in particular be an MRI-compatible robotic system, more in particular for example an MRI-guided breast biopsy device.
    Type: Application
    Filed: January 5, 2024
    Publication date: May 9, 2024
    Applicant: Machnet SG PTE.LTD.
    Inventors: Vincent GROENHUIS, Francoise Jeanette SIEPEL, Stefano STRAMIGIOLI
  • Pneumatic stepper motor and device comprising at least one such pneumatic stepper motor
    Patent number: 11898581
    Abstract: A pneumatic stepper motor includes a housing, said housing accommodating at least part of: a rack or geared axle comprising a plurality of gear elements; and two pistons, each comprising at least two teeth, said pistons being arranged to cooperate with said rack or geared axle. The racks may either be straight or curved. The pistons are preferably double-acting pistons. A device includes at least one, and preferably a plurality of, such pneumatic stepper motor(s). The device may in particular be an MRI-compatible robotic system, more in particular for example an MRI-guided breast biopsy device.
    Type: Grant
    Filed: August 23, 2017
    Date of Patent: February 13, 2024
    Assignee: Machnet Medical Robotics B.V.
    Inventors: Vincent Groenhuis, Francoise Jeanette Siepel, Stefano Stramigioli
  • PNEUMATIC STEPPER MOTOR AND DEVICE COMPRISING AT LEAST ONE SUCH PNEUMATIC STEPPER MOTOR
    Publication number: 20200182267
    Abstract: A pneumatic stepper motor includes a housing, said housing accommodating at least part of: a rack or geared axle comprising a plurality of gear elements; and two pistons, each comprising at least two teeth, said pistons being arranged to cooperate with said rack or geared axle. The racks may either be straight or curved. The pistons are preferably double-acting pistons. A device includes at least one, and preferably a plurality of, such pneumatic stepper motor(s). The device may in particular be an MRI-compatible robotic system, more in particular for example an MRI-guided breast biopsy device.
    Type: Application
    Filed: August 23, 2017
    Publication date: June 11, 2020
    Applicant: UNIVERSITEIT TWENTE
    Inventors: Vincent GROENHUIS, Francoise Jeanette SIEPEL, Stefano STRAMIGIOLI