Patents by Inventor Vitor Joao Gomes Da Silva Sencadas

Vitor Joao Gomes Da Silva Sencadas 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).

  • Keyboard based in polymer, copolymer or composites with piezo- and/or pyroelectric properties and respective use
    Patent number: 8314722
    Abstract: The invention refers to a new keyboard based in a polymeric, copolymeric or composite film (11) with piezo- and pyroelectric properties capable of receiving a tactile signal and giving a respond in the form of an electrical signal. The system described in this invention includes one or more keys (10), being each one of them made by a piezoelectric film (11) with electric conductive contacts, transparent or not, above and below the piezoelectric film and with the inferior layer of grounded electrodes (13).
    Type: Grant
    Filed: July 17, 2008
    Date of Patent: November 20, 2012
    Assignee: Universidade Do Minho
    Inventors: Senentxu Lanceros Mendez, José Gerardo Vieira Rocha, Vitor Joao Gomes Da Silva Sencadas
  • KEYBOARD BASED IN POLYMER, COPOLYMER OR COMPOSITES WITH PIEZO- AND/OR PYROELECTRIC PROPERTIES AND RESPECTIVE USE
    Publication number: 20100253552
    Abstract: The invention refers to a new keyboard based in a polymeric, copolymeric or composite film (11) with piezo- and pyroelectric properties capable of receiving a tactile signal and giving a respond in the form of an electrical signal. The system described in this invention includes one or more keys (10), being each one of them made by a piezoelectric film (11) with electric conductive contacts, transparent or not, above and below the piezoelectric film and with the inferior layer of grounded electrodes (13).
    Type: Application
    Filed: July 17, 2008
    Publication date: October 7, 2010
    Inventors: Senentxu Lanceros Mendez, José Gerardo Vieira Rocha, Vitor Joao Gomes Da Silva Sencadas