Patents by Inventor Valdemar Zavadsky

Valdemar Zavadsky 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).

  • Patent number: 11088840
    Abstract: A point-of-sale (POS) terminal is provided for entering a PIN to enable a financial transaction. The point-of-sale terminal has a card reader for reading information from a credit card, a processor for running an operating system, with applications, a touch screen for displaying information and receiving user inputs, and a Security-Box connected between the touch screen and the processor to control the user input on the touch screen to the processor. The Security Box is configured to run in a “PIN Entry Mode” and a “Clear Text Mode.” When running in “PIN Entry Mode” the user input is not forwarded as touch coordinates to the processor and when running in “Clear Text Mode” the touch coordinates are transmitted to the processors.
    Type: Grant
    Filed: March 5, 2014
    Date of Patent: August 10, 2021
    Assignee: WINCOR NIXDORF INTERNATIONAL GMBH
    Inventors: Michael Nolte, Valdemar Zavadsky
  • Publication number: 20160020906
    Abstract: A point-of-sale (POS) terminal is provided for entering a PIN to enable a financial transaction. The point-of-sale terminal has a card reader for reading information from a credit card, a processor for running an operating system, with applications, a touch screen for displaying information and receiving user inputs, and a Security-Box connected between the touch screen and the processor to control the user input on the touch screen to the processor. The Security Box is configured to run in a “PIN Entry Mode” and a “Clear Text Mode.” When running in “PIN Entry Mode” the user input is not forwarded as touch coordinates to the processor and when running in “Clear Text Mode” the touch coordinates are transmitted to the processors.
    Type: Application
    Filed: March 5, 2014
    Publication date: January 21, 2016
    Inventors: Michael Nolte, Valdemar Zavadsky