Patents by Inventor Akira Koyanagi

Akira Koyanagi 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: 6744123
    Abstract: The invention provides a film carrier tape for mounting electronic devices thereon, which film carrier tape enables reliable formation of a predetermined wiring pattern in a pattern-forming region and lower production cost. The film carrier tape of the present invention for mounting electronic devices thereon, including an insulating film serving as a tape substrate, and a wiring pattern formed of a conductor layer provided on a surface of the insulating film, the insulating film having a plurality of sprocket holes provided along respective side of longitudinal edges of the wiring pattern, wherein the shortest distance between said sprocket holes and corresponding edges of said wiring pattern is less than 0.7 mm. Thus, production cost of the film carrier tape can be reduced. The invention also provides a method of manufacturing the film carrier tape.
    Type: Grant
    Filed: March 24, 2003
    Date of Patent: June 1, 2004
    Assignee: Mitsui Mining & Smelting Co., Ltd.
    Inventor: Akira Koyanagi
  • Publication number: 20030178724
    Abstract: The invention provides a film carrier tape for mounting electronic devices thereon, which film carrier tape enables reliable formation of a predetermined wiring pattern in a pattern-forming region and lower production cost. The film carrier tape of the present invention for mounting electronic devices thereon, including an insulating film serving as a tape substrate, and a wiring pattern formed of a conductor layer provided on a surface of the insulating film, the insulating film having a plurality of sprocket holes provided along respective side of longitudinal edges of the wiring pattern, wherein the shortest distance between said sprocket holes and corresponding edges of said wiring pattern is less than 0.7 mm. Thus, production cost of the film carrier tape can be reduced. The invention also provides a method of manufacturing the film carrier tape.
    Type: Application
    Filed: March 24, 2003
    Publication date: September 25, 2003
    Applicant: MITSUI MINING & SMELTING CO., LTD.
    Inventor: Akira Koyanagi