Patents by Inventor Tatsuhiko Monjii

Tatsuhiko Monjii 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).

  • Lane recognition system
    Patent number: 7295682
    Abstract: A driving lane recognition system which can improve the lane recognition accuracy by stably detecting the various kinds of lane markers is disclosed. An image processing means 6 for image-processing a road image taken by a camera 5 has a plurality of different kinds of image processing algorithms 9 to 11. A driving lane is detected by selecting an image processing algorithm suitable for the driving lane out of the plurality of different kinds of image processing algorithms 9 to 11 corresponding to a road on which a vehicle is running.
    Type: Grant
    Filed: October 17, 2002
    Date of Patent: November 13, 2007
    Assignee: Hitachi, Ltd.
    Inventors: Yuji Otsuka, Shoji Muramatsu, Hiroshi Takenaga, Jiro Takezaki, Tatsuhiko Monjii
  • Lane recognition system
    Publication number: 20030072471
    Abstract: A driving lane recognition system which can improve the lane recognition accuracy by stably detecting the various kinds of lane markers is disclosed. An image processing means 6 for image-processing a road image taken by a camera 5 has a plurality of different kinds of image processing algorithms 9 to 11. A driving lane is detected by selecting an image processing algorithm suitable for the driving lane out of the plurality of different kinds of image processing algorithms 9 to 11 corresponding to a road on which a vehicle is running.
    Type: Application
    Filed: October 17, 2002
    Publication date: April 17, 2003
    Applicant: Hitachi, Ltd.
    Inventors: Yuji Otsuka, Shoji Muramatsu, Hiroshi Takenaga, Jiro Takezaki, Tatsuhiko Monjii