Patents by Inventor Paul Haas, Jr.

Paul Haas, Jr. 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).

  • Exposure control apparatus including general purpose lag compensation
    Patent number: 4159870
    Abstract: An exposure control circuit of the type adapted to produce an exposure termination signal after a time interval related to a time integral of light intensity includes general purpose lag compensation responsive to the absolute change in light intensity from the beginning to the end of exposure measurement for adjusting the time interval, whereby lag compensation is provided in ambient, flash, or fill-flash modes without the need for external mode switches.
    Type: Grant
    Filed: February 21, 1978
    Date of Patent: July 3, 1979
    Assignee: Eastman Kodak Company
    Inventors: George P. Corey, Paul Haas, Jr.