Patents by Inventor Ivan Bertazzo

Ivan Bertazzo 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: 5903135
    Abstract: A digital recording system for messages received or to be sent in a cellular telephone batteries recharger with living voice speaker phone comprising a batteries recharger device of the cellular telephone. The device is equipped with living voice speaker phone system, the panel of which has a gridded area for the sound to exit from the speaker and a functioning indicator LED (POWER). Upon pressing the recording push-button (REC), the messages spoken by the user in the microphone or those received by the cellular telephone start to be recorded in digital memory, the existence of said messages will be indicated by LED and, upon pressing the play push-button (PLAY), the message will be reproduced by the speaker.
    Type: Grant
    Filed: October 8, 1998
    Date of Patent: May 11, 1999
    Inventors: Joao Carlos Teixeira Posses, Ivan Bertazzo