Patents by Inventor Bhagirath S. Joshi

Bhagirath S. Joshi 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).

  • Computer software security system
    Patent number: 4688169
    Abstract: A computer software security system for restricting execution of a computer program to a particular machine, including means for storing a machine identification code in the program and means for determining the presence of the machine identification code in the means for storing during execution of the program. A machine identification code unique to the machine is retrieved and compared with the machine identification code in the program. The system prevents further execution of the program unless both codes are present and match.
    Type: Grant
    Filed: May 30, 1985
    Date of Patent: August 18, 1987
    Inventor: Bhagirath S. Joshi