Patents by Inventor Mario Bellini

Mario Bellini 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).

  • Electronic musical instrument having cover with operation panel
    Patent number: 4635521
    Abstract: An electronic musical instrument has a pivotal cover which mounts an operation panel for controlling the functions of the instrument. Cords for connecting a main electric circuit incorporated in a musical instrument main body and control switches and elements in the operation panel are arranged through a hollow shaft constituting a pivot structure of the cover so that the connecting cords are not exposed to outside of the instrument. A foldable music sheet stand may be provided at an open end of the cover opposite to its pivot structure. When the cover is opened, the music stand can be extracted to stand up above the operation panel.
    Type: Grant
    Filed: December 20, 1984
    Date of Patent: January 13, 1987
    Assignee: Nippon Gakki Seizo Kabushiki Kaisha
    Inventor: Mario Bellini
  • Housing structure of keyboard musical instrument
    Patent number: 4593593
    Abstract: A housing structure of a keyboard instrument has: a musical instrument main body having a keyboard portion in which a plurality of keys are aligned in order; a cover having a hinge portion and a foldable portion along an alignment direction of the keys so as to open and cover an upper surface of the musical instrument main body; and a cover lock portion formed in the upper surface of the musical instrument main body for locking the cover when the cover is opened and folded at the foldable portion. The hinge portion consists of a flexible synthetic resin which may be formed integrally with the cover or separately from the cover.
    Type: Grant
    Filed: December 19, 1984
    Date of Patent: June 10, 1986
    Assignee: Nippon Gakki Seizo Kabushiki Kaisha
    Inventor: Mario Bellini
  • Portable typewriting machine
    Patent number: D251212
    Type: Grant
    Filed: May 25, 1976
    Date of Patent: February 27, 1979
    Assignee: Ing. C. Olivetti & C., S.p.A.
    Inventor: Mario Bellini
  • Desk-top electronic computer
    Patent number: D253947
    Type: Grant
    Filed: October 18, 1977
    Date of Patent: January 15, 1980
    Assignee: Ing. C. Olivetti & C., S.p.A.
    Inventor: Mario Bellini
  • Portable calculator
    Patent number: D258451
    Type: Grant
    Filed: October 13, 1978
    Date of Patent: March 3, 1981
    Assignee: Ing. C. Olivetti & C., S.p.A.
    Inventor: Mario Bellini
  • Electronic typewriter
    Patent number: D258663
    Type: Grant
    Filed: December 26, 1978
    Date of Patent: March 24, 1981
    Assignee: Ing. C. Olivetti & C., S.p.A.
    Inventor: Mario Bellini
  • Desk top calculator
    Patent number: D258664
    Type: Grant
    Filed: October 13, 1978
    Date of Patent: March 24, 1981
    Assignee: Ing. C. Olivetti & C., S.p.A.
    Inventor: Mario Bellini
  • Text editing machine
    Patent number: D259121
    Type: Grant
    Filed: June 27, 1978
    Date of Patent: May 5, 1981
    Assignee: Ing. C. Olivetti & C., S.p.A.
    Inventor: Mario Bellini
  • Portable typewriting machine
    Patent number: D259726
    Type: Grant
    Filed: August 16, 1979
    Date of Patent: June 30, 1981
    Assignee: Ing. C. Olivetti & C., S.p.A.
    Inventor: Mario Bellini
  • Typewriting machine
    Patent number: D267253
    Type: Grant
    Filed: October 16, 1980
    Date of Patent: December 14, 1982
    Assignee: Ing. C. Olivetti & C., S.p.A.
    Inventor: Mario Bellini
  • Portable electronic typewriter
    Patent number: D267805
    Type: Grant
    Filed: March 17, 1981
    Date of Patent: February 1, 1983
    Assignee: Ing. C. Olivetti & C., S.p.A.
    Inventor: Mario Bellini
  • Case for a portable typewriter
    Patent number: D268457
    Type: Grant
    Filed: March 17, 1981
    Date of Patent: April 5, 1983
    Assignee: Ing. C. Olivetti & C. S.p.A.
    Inventor: Mario Bellini
  • Electronic calculator
    Patent number: D275964
    Type: Grant
    Filed: August 23, 1982
    Date of Patent: October 16, 1984
    Assignee: Ing. C. Olivetti & C., S.p.A.
    Inventor: Mario Bellini
  • Cartridge for a non-impact printer
    Patent number: D275965
    Type: Grant
    Filed: February 8, 1982
    Date of Patent: October 16, 1984
    Assignee: Ing. C. Olivetti & C., S.p.A.
    Inventor: Mario Bellini
  • Electronic typewriter
    Patent number: D278350
    Type: Grant
    Filed: September 8, 1982
    Date of Patent: April 9, 1985
    Assignee: Ing. C. Olivetti & C., S.p.A.
    Inventor: Mario Bellini
  • Printing ribbon cartridge
    Patent number: D281257
    Type: Grant
    Filed: September 7, 1983
    Date of Patent: November 5, 1985
    Assignee: Ing. C. Olivetti & C., S.p.A.
    Inventor: Mario Bellini
  • Portable electronic typewriter
    Patent number: D281786
    Type: Grant
    Filed: October 13, 1983
    Date of Patent: December 17, 1985
    Assignee: Ing. C. Olivetti & C., S.p.A.
    Inventor: Mario Bellini
  • Electronic typewriter
    Patent number: D282080
    Type: Grant
    Filed: September 7, 1983
    Date of Patent: January 7, 1986
    Assignee: Ing. C. Olivetti & C., S.p.A.
    Inventor: Mario Bellini
  • Electronic keyboard musical instrument
    Patent number: D289411
    Type: Grant
    Filed: June 11, 1984
    Date of Patent: April 21, 1987
    Assignee: Nippon Gakki Seizo Kabushiki Kaisha
    Inventor: Mario Bellini
  • Electronic keyboard musical instrument
    Patent number: D289412
    Type: Grant
    Filed: June 18, 1984
    Date of Patent: April 21, 1987
    Assignee: Nippon Gakki Seizo Kabushiki Kaisha
    Inventor: Mario Bellini