Patents by Inventor Hristo H. Ivanov

Hristo H. Ivanov 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).

  • Runtime code hooking for print driver and functionality testing
    Patent number: 9274768
    Abstract: Runtime code hooking techniques are described in which a place holder instruction within a compiled module is used as an entry point to enable code hooking. A hook function to modify a target function is developed. At runtime, the target function to be modified is located. A place holder instruction within the target function is overwritten with instructions to cause execution of the hook function when the target function is called.
    Type: Grant
    Filed: June 17, 2014
    Date of Patent: March 1, 2016
    Assignee: Microsoft Technology Licensing, LLC
    Inventors: Ashwin S. Needamangala, Daniel S. Mihai, Hristo H. Ivanov, Marius Popa, Mariyan D. Fransazov
  • Runtime Code Hooking for Print Driver and Functionality Testing
    Publication number: 20140359582
    Abstract: Runtime code hooking techniques are described in which a place holder instruction within a compiled module is used as an entry point to enable code hooking. A hook function to modify a target function is developed. At runtime, the target function to be modified is located. A place holder instruction within the target function is overwritten with instructions to cause execution of the hook function when the target function is called.
    Type: Application
    Filed: June 17, 2014
    Publication date: December 4, 2014
    Inventors: Ashwin S. Needamangala, Daniel S. Mihai, Hristo H. Ivanov, Marius Popa, Mariyan D. Fransazov
  • Runtime code hooking for print driver and functionality testing
    Patent number: 8793662
    Abstract: Runtime code hooking techniques are described in which a place holder instruction within a compiled module is used as an entry point to enable code hooking. A hook function to modify a target function is developed. At runtime, the target function to be modified is located. A place holder instruction within the target function is overwritten with instructions to cause execution of the hook function when the target function is called.
    Type: Grant
    Filed: March 25, 2008
    Date of Patent: July 29, 2014
    Assignee: Microsoft Corporation
    Inventors: Ashwin S. Needamangala, Daniel S. Mihai, Hristo H. Ivanov, Marius Popa, Mariyan D. Fransazov
  • Runtime Code Hooking
    Publication number: 20090249368
    Abstract: Runtime code hooking techniques are described in which a place holder instruction within a compiled module is used as an entry point to enable code hooking. A hook function to modify a target function is developed. At runtime, the target function to be modified is located. A place holder instruction within the target function is overwritten with instructions to cause execution of the hook function when the target function is called.
    Type: Application
    Filed: March 25, 2008
    Publication date: October 1, 2009
    Applicant: MICROSOFT CORPORATION
    Inventors: Ashwin S. Needamangala, Daniel S. Mihai, Hristo H. Ivanov, Marius Popa, Mariyan D. Fransazov