Patents by Inventor Takafumi Okizuka

Takafumi Okizuka 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).

  • Table-and-cache-based database assist method
    Patent number: 5465352
    Abstract: A database assist method is adapted to a data processing system which includes a first processing unit, an input/output unit which is coupled to the first processing unit, a second processing unit, a database and cache memory.
    Type: Grant
    Filed: February 19, 1993
    Date of Patent: November 7, 1995
    Assignee: Fujitsu Limited
    Inventors: Takayuki Nakazawa, Takafumi Okizuka, Nobuyuki Takebe, Jinshi Annen