Patents by Inventor Mohammed K. Habib

Mohammed K. Habib 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).

  • Perpetual calendar
    Patent number: 4813707
    Abstract: A perpetual calendar comprising a plurality of tables containing basic data for the determination of the day of the week for dates of the Gregorian, Julian, Islamic, Zodiacal and Coptic calendars using minimal calculations and notes and being applicable essentially limitless.
    Type: Grant
    Filed: March 11, 1988
    Date of Patent: March 21, 1989
    Inventor: Mohammed K. Habib