Patents by Inventor Aimo Vainio

Aimo Vainio 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).

  • Conference call
    Patent number: 6577721
    Abstract: A telephone for setting up a conference call, the telephone comprising a memory for storing data relating to a first and second user; control means for retrieving said data from the memory and originating a call to the first user the control means being responsive to a signal indicating that the first call has been established originates a call to the second user.
    Type: Grant
    Filed: April 30, 1999
    Date of Patent: June 10, 2003
    Assignee: Nokia Mobile Phones Limited
    Inventors: Aimo Vainio, Arto Pussinen, Sakari A Pelkonen, Keijo Raiha