Patents by Inventor Stefan Kaser

Stefan Kaser 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).

  • Liquid delivery device and method of use thereof
    Publication number: 20040215157
    Abstract: A device and use method for ejecting a liquid stream towards an eye, the stream moving from a proximal position towards a distal position, the device comprising a) a housing, b) a container for the liquid, c) at least one opening arranged for ejection of the stream and being in fluid communication with the container, d) a pump mechanism operable to deliver at least part of the liquid from the container through the opening to form the stream and e) an eyecup with a contact surface arranged for contact with the eye or its facial surroundings. The eyecup is arranged movable with respect to the opening or housing between at least two positions i) an active position with said eyecup contact surface at a defined safety distance to the opening and ii) a rest position with the eyecup contact surface at a position more proximal than in the active position and a sensor is arranged to allow discrimination between the positions.
    Type: Application
    Filed: May 20, 2004
    Publication date: October 28, 2004
    Inventors: Christian Peclat, Emmanuel Gremion, Alain Saurer, Daniel Siegfried, Stefan Kaser, Beat Villiger, Hans Himbert
  • Liquid delivery device and method of use thereof
    Patent number: 6758837
    Abstract: A device and use method for ejecting a liquid stream towards an eye, the stream moving from a proximal position towards a distal position, the device comprising a) a housing, b) a container for the liquid, c) at least one opening arranged for ejection of the stream and being in fluid communication with the container, d) a pump mechanism operable to deliver at least part of the liquid from the container through the opening to form the stream and e) an eyecup with a contact surface arranged for contact with the eye or its facial surroundings. The eyecup is arranged movable with respect to the opening or housing between at least two positions i) an active position with said eyecup contact surface at a defined safety distance to the opening and ii) a rest position with the eyecup contact surface at a position more proximal than in the active position and a sensor is arranged to allow discrimination between the positions.
    Type: Grant
    Filed: February 7, 2002
    Date of Patent: July 6, 2004
    Assignee: Pharmacia AB
    Inventors: Christian Péclat, Emmanuel Gremion, Alain Saurer, Daniel Siegfried, Stefan Käser, Beat Villiger, Hans Himbert
  • Liquid delivery device and method of use thereof
    Publication number: 20020161344
    Abstract: A device and use method for ejecting a liquid stream towards an eye, the stream moving from a proximal position towards a distal position, the device comprising a) a housing, b) a container for the liquid, c) at least one opening arranged for ejection of the stream and being in fluid communication with the container, d) a pump mechanism operable to deliver at least part of the liquid from the container through the opening to form the stream and e) an eyecup with a contact surface arranged for contact with the eye or its facial surroundings. The eyecup is arranged movable with respect to the opening or housing between at least two positions i) an active position with said eyecup contact surface at a defined safety distance to the opening and ii) a rest position with the eyecup contact surface at a position more proximal than in the active position and a sensor is arranged to allow discrimination between the positions.
    Type: Application
    Filed: February 7, 2002
    Publication date: October 31, 2002
    Inventors: Christian Peclat, Emmanuel Gremion, Alain Saurer, Daniel Siegfried, Stefan Kaser, Beat Villiger, Hans Himbert