Patents by Inventor Thomas Dunser

Thomas Dunser 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).

  • Elevator installation comprising a number of individually propelled cars in at least three adjacent hoistways
    Patent number: 6955245
    Abstract: Elevator cars move in two vertical hoistways each having at least one crossing-point to a third vertical parking hoistway arranged between the two hoistways to allow transfer of the elevator cars between adjacent ones of the hoistways. A control system and a drive move empty elevator cars through the crossing-points for parking and for responding to calls for service.
    Type: Grant
    Filed: May 23, 2003
    Date of Patent: October 18, 2005
    Assignee: Inventio AG
    Inventors: Thomas Dünser, Romeo Deplazes
  • Elevator installation comprising a number of individually propelled cars in at least three adjacent hoistways
    Publication number: 20030217893
    Abstract: Elevator cars move in two vertical hoistways each having at least one crossing-point to a third vertical parking hoistway arranged between the two hoistways to allow transfer of the elevator cars between adjacent ones of the hoistways. A control system and a drive move empty elevator cars through the crossing-points for parking and for responding to calls for service.
    Type: Application
    Filed: May 23, 2003
    Publication date: November 27, 2003
    Inventors: Thomas Dunser, Romeo Deplazes