Patents by Inventor Chika Kubono

Chika Kubono 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).

  • Computer-aided logic circuit designing apparatus computer-aided logic circuit designing system, and computer-aided logic circuit designing method
    Patent number: 6216255
    Abstract: A computer-aided logic circuit designing apparatus in which data on a plurality of circuits is stored in a database, the data on a plurality of circuits is read out therefrom and combined by a net list-RTL description combining section, a clock system portion is analyzed based on the logic circuit obtained by combining the data by a clock system analyzing section, and a result of the analysis is displayed by an analysis result display section correlating each type of clock system to a corresponding clock input element.
    Type: Grant
    Filed: February 26, 1998
    Date of Patent: April 10, 2001
    Assignee: Fujitsu Limited
    Inventors: Yasushi Ito, Shinpei Komatsu, Tatsushi Tobita, Chika Kubono, Masaki Kirinaka