Patents by Inventor Lutz Janssen

Lutz Janssen 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).

  • Vehicle rear window arrangement
    Patent number: 4195874
    Abstract: A vehicle is provided with a rear window arrangement having first and second rear window portions at different angles from the vertical, and a spoiler with an upper deflection surface having an angle of at least 90.degree. from the vertical. The two portion rear window arrangement provides increased rearward visibility and decreased vehicle wind resistance. The spoiler may be arranged to form a flow channel around the edge where the two window portions meet, to deflect an air stream and prevent accumulation of dirt on the lower rear window portion.
    Type: Grant
    Filed: July 21, 1978
    Date of Patent: April 1, 1980
    Assignee: Volkswagenwerk Aktiengesellschaft
    Inventors: Lutz Janssen, Klaus-Rainer Deutenbach, Hans-Jochen Luckoff, Karl Warnecke
  • Water collecting device associated with the side window of a vehicle
    Patent number: 3938856
    Abstract: A water collecting device for the side window of a vehicle comprises an impervious channel formed by the combination of an outer edge of a side door, an adjacent windshield column and a sealing member positioned in the space between the side door and the column. The channel is capable of intercepting water, when water is flowing from the front windshield of the vehicle towards the side window, and transferring the water downward by gravity away from the side window. An outlet is included at the lower end of the channel for discharging the water remotely from the side window.
    Type: Grant
    Filed: July 12, 1974
    Date of Patent: February 17, 1976
    Assignee: Volkswagenwerk Aktiengesellschaft
    Inventor: Lutz Janssen