Patents by Inventor Craig Weisenfluh

Craig Weisenfluh 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).

  • System and method for identifying road features
    Patent number: 8306777
    Abstract: A system and method identifies road features that may not appear on a map database, such as paths not described as roads on the map database, and whether all the roads at a crossing cross at the same grade level. The system and method may thus be used to identify points of departure from, or points of merging onto, a road described by the map database or a path identified as described herein, but not described by the map database.
    Type: Grant
    Filed: April 18, 2011
    Date of Patent: November 6, 2012
    Assignee: Dash Navigation, Inc.
    Inventors: Brian Smartt, Craig Weisenfluh
  • SYSTEM AND METHOD FOR IDENTIFYING ROAD FEATURES
    Publication number: 20110196611
    Abstract: A system and method identifies road features that may not appear on a map database, such as paths not described as roads on the map database, and whether all the roads at a crossing cross at the same grade level. The system and method may thus be used to identify points of departure from, or points of merging onto, a road described by the map database or a path identified as described herein, but not described by the map database.
    Type: Application
    Filed: April 18, 2011
    Publication date: August 11, 2011
    Applicant: DASH NAVIGATION INC.
    Inventors: Brian Smartt, Craig Weisenfluh
  • System and method for identifying road features
    Patent number: 7949491
    Abstract: A system and method identifies road features that may not appear on a map database, such as paths not described as roads on the map database, and whether all the roads at a crossing cross at the same grade level. The system and method may thus be used to identify points of departure from, or points of merging onto, a road described by the map database or a path identified as described herein, but not described by the map database.
    Type: Grant
    Filed: April 6, 2009
    Date of Patent: May 24, 2011
    Assignee: Dash Navigation, Inc.
    Inventors: Brian Smartt, Craig Weisenfluh
  • System and method for identifying road features
    Publication number: 20090228212
    Abstract: A system and method identifies road features that may not appear on a map database, such as paths not described as roads on the map database, and whether all the roads at a crossing cross at the same grade level. The system and method may thus be used to identify points of departure from, or points of merging onto, a road described by the map database or a path identified as described herein, but not described by the map database.
    Type: Application
    Filed: April 6, 2009
    Publication date: September 10, 2009
    Inventors: Brian Smartt, Craig Weisenfluh
  • System and method for identifying road features
    Patent number: 7516041
    Abstract: A system and method identifies road features that may not appear on a map database, such as paths not described as roads on the map database, and whether all the roads at a crossing cross at the same grade level. The system and method may thus be used to identify points of departure from, or points of merging onto, a road described by the map database or a path identified as described herein, but not described by the map database.
    Type: Grant
    Filed: October 16, 2006
    Date of Patent: April 7, 2009
    Assignee: Dash Navigation, Inc.
    Inventors: Brian Smartt, Craig Weisenfluh
  • System and method for identifying road features
    Publication number: 20070129892
    Abstract: A system and method identifies road features that may not appear on a map database, such as paths not described as roads on the map database, and whether all the roads at a crossing cross at the same grade level.
    Type: Application
    Filed: October 16, 2006
    Publication date: June 7, 2007
    Inventors: Brian Smartt, Craig Weisenfluh