Patents by Inventor Hisako Fukasawa

Hisako Fukasawa 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).

  • Hardware arrangement for floating-point multiplication and operating method therefor
    Patent number: 5126963
    Abstract: The amount of shifting required for normalizing a result of floating-point type multiplication is screened to determine if it falls within a predetermined range. The result is directly normalized in the event that the amount of shifting falls within the range while if the amount falls outside the predetermined range, the result is subject to coarse shifting until it falls in the predetermined range and then is normalized.
    Type: Grant
    Filed: May 22, 1990
    Date of Patent: June 30, 1992
    Assignee: NEC Corporation
    Inventor: Hisako Fukasawa