Patents by Inventor Sachie Tsuge

Sachie Tsuge 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 integrated circuit with redundant circuit replacement
    Patent number: 4752914
    Abstract: A semiconductor integrated circuit including a memory unit for storing address information of a failed circuit portion and for replacing the failed circuit portion by a redundant circuit portion. The semiconductor integrated circuit provides a comparison unit for detecting coincidence between data read from the memory unit and a received input address. Data produced from the comparison by the comparison unit is delivered through an external connection terminal.
    Type: Grant
    Filed: May 30, 1985
    Date of Patent: June 21, 1988
    Assignee: Fujitsu Limited
    Inventors: Masao Nakano, Yoshihiro Takemae, Tomio Nakano, Takeo Tatematsu, Junji Ogawa, Takashi Horii, Yasuhiro Fujii, Kimiaki Sato, Norihisa Tsuge, Itaru Tsuge, Sachie Tsuge