Patents by Inventor Mark D. Kirschner

Mark D. Kirschner 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).

  • Message announcement system
    Patent number: 6856258
    Abstract: A message announcement system for broadcasting announcements at predetermined locations has an autonomous announcement computer at each predetermined location, wherein a plurality of event announcements and associated event identifiers are stored therein and, upon receipt of an event announcement command, the announcement computer broadcasts a particular event announcement at the location. A master computer is in communication with each announcement computer for adding, deleting or editing event announcements. This arrangement permits a modular system, whereby autonomous announcement computers, along with their associated public address systems and sign systems, may be added or removed as stations are added or removed. The system is also capable of broadcasting live announcements at each location.
    Type: Grant
    Filed: October 10, 2002
    Date of Patent: February 15, 2005
    Assignee: Bombardier Transportation GmbH
    Inventors: Mark D. Kirschner, Vincent Yungwirth
  • Message announcement system
    Publication number: 20040070496
    Abstract: A message announcement system for broadcasting announcements at predetermined locations has an autonomous announcement computer at each predetermined location, wherein a plurality of event announcements and associated event identifiers are stored therein and, upon receipt of an event announcement command, the announcement computer broadcasts a particular event announcement at the location. A master computer is in communication with each announcement computer for adding, deleting or editing event announcements. This arrangement permits a modular system, whereby autonomous announcement computers, along with their associated public address systems and sign systems, may be added or removed as stations are added or removed. The system is also capable of broadcasting live announcements at each location.
    Type: Application
    Filed: October 10, 2002
    Publication date: April 15, 2004
    Inventors: Mark D. Kirschner, Vincent Yungwirth