Patents by Inventor Yoshitoshi Fukuchi

Yoshitoshi Fukuchi 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).

  • Semiconductor device having a plurality of stacked wiring boards
    Patent number: 6528870
    Abstract: In a stacked-type semiconductor unit having a plurality of semiconductor devices stacked on a base board including a base electrode, each semiconductor device has a wiring board including an external electrode provided in an end portion thereof. The semiconductor devices are stacked on the base board such that the external electrodes are aligned with one another. Then, the external electrodes are electrically connected to the base board by solder.
    Type: Grant
    Filed: January 26, 2001
    Date of Patent: March 4, 2003
    Assignee: Kabushiki Kaisha Toshiba
    Inventors: Kenta Fukatsu, Yasuhito Saito, Masayuki Arakawa, Tomohiro Iguchi, Naotake Watanabe, Yoshitoshi Fukuchi, Tetsuro Komatsu
  • Semiconductor device, stacked-type semiconductor unit and method for manufacturing the same
    Publication number: 20010028104
    Abstract: In a stacked-type semiconductor unit having a plurality of semiconductor devices stacked on a base board including a base electrode, each semiconductor device has a wiring board including an external electrode provided in an end portion thereof. The semiconductor devices are stacked on the base board such that the external electrodes are aligned with one another. Then, the external electrodes are electrically connected to the base board by solder.
    Type: Application
    Filed: January 26, 2001
    Publication date: October 11, 2001
    Inventors: Kenta Fukatsu, Yasuhito Saito, Masayuki Arakawa, Tomohiro Iguchi, Naotake Watanabe, Yoshitoshi Fukuchi, Tetsuro Komatsu