Patents by Inventor Karl Muehlberger

Karl Muehlberger 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: 6032859
    Abstract: A customer operated counter-top terminal system activates various debit card transactions, provides secure communications with a host computer database, and issues a decrypted authorization code to the customer. The system consists of a main terminal unit with an alphanumeric display. The main terminal unit carries a CPU, memory, and all interface devices, including a keypad for the entry of Personal Identification Numbers (PIN), plus programmable function keys and a swipe reader for reading various cards. The main terminal unit further includes a printer for printing receipts for use by a customer and retailer. The system also includes a remote hand-held keyboard having a keyboard display, typically to be held by a clerk for providing a level of privacy desirable to the customer.
    Type: Grant
    Filed: September 15, 1997
    Date of Patent: March 7, 2000
    Assignee: New View Technologies, Inc.
    Inventors: Karl Muehlberger, Michael Hughes
  • Patent number: 5696908
    Abstract: Telephone debit cards are automatically vended through a microprocessor controlled vending machine which permits card payment in cash and credit. The customer can select a desired telephone card value and a desired telecommunications carrier. Prepaid and printed cards are dispensed. Optionally, printed receipts are dispensed including an access code and prepaid value. The vending machine generated real-time communications with an electronics funds clearing house for customer validity and funds approval. After electronics transfer of funds to the machine, the telephone debit card is dispensed and funds are electronically transferred to the selected telecommunications carrier via real-time communications with the carrier for electronic transfer of the card value thus permitting immediate use of the telephone card by the customer.
    Type: Grant
    Filed: June 7, 1995
    Date of Patent: December 9, 1997
    Assignee: Southeast Phonecard, Inc.
    Inventors: Karl Muehlberger, Richard Sinek, Michael Hughes