Patents by Inventor Edwin Stastny

Edwin Stastny 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: 4031634
    Abstract: A device employing audio and visual aids for the teaching of reading, arithmetic and the like. The device is to be used with cards having printed indicia and a magnetic strip. The device includes a housing having a microphone, a speaker and a chassis positioned therein. A card path extends across the housing and the chassis. Located on the chassis is a magnetic recording and reproducing head assembly capable of recording and reproducing that which has been recorded on two tracks on the magnetic strip. Separate drive systems are employed for forward and reverse and are also mounted on the chassis. A selector plate is pivotally mounted on the chassis and includes certain rollers associated with both the forward and reverse drive systems such that the selector plate may be pivoted to disengage the forward drive system and simultaneously engage the reverse drive system to return a card to its starting position.
    Type: Grant
    Filed: November 24, 1975
    Date of Patent: June 28, 1977
    Assignee: Califone International, Inc.
    Inventors: Edwin Stastny, Keith Rauch, Ronald Young