Patents by Inventor Gabor Denvenyi

Gabor Denvenyi 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).

  • Differential pneumatic pressure zoom lens drive
    Patent number: 5406417
    Abstract: An optical apparatus (2) has a first optical element (4, 4a) and a second optical element (5, 5a). The first optical element (4, 4a) is disposed in the same optical path (3) as the second optical element (5, 5a). A first optical assembly (6a, 6b, 8, 8a, 10, 10a, 20, 22, 24, 70, 72) is disposed between the first optical element (4, 4a) and the second optical element (5, 5a) along the optical path (3). The optical apparatus (2) has pneumatic adjusting means (40, 42) for pneumatically adjusting the position of the first optical assembly (6a, 6b, 8, 8a, 10, 10a, 20, 22, 24, 70, 72) along the optical path 3 such that the focal length of the optical apparatus (2) is changed.
    Type: Grant
    Filed: June 8, 1993
    Date of Patent: April 11, 1995
    Assignee: Hughes Aircraft Company
    Inventor: Gabor Denvenyi