Patents by Inventor Syuichi Hasegawa

Syuichi Hasegawa 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).

  • System for detecting loss of message
    Patent number: 5343480
    Abstract: A system and method for detecting a loss of a message transmitted between first and second address spaces of a computer system. The system includes a first sequence number adding part adding a first sequence number to a transmission message transmitted from the first address space to the second address space, a reception message loss detecting part detecting a loss of a reception message received from the second address space, using a second sequence number added to the reception message, and a reception sequence number notifying part notifying the second sequence number added to the reception message to the second address space as a response message.
    Type: Grant
    Filed: November 10, 1992
    Date of Patent: August 30, 1994
    Assignee: Fujitsu Limited
    Inventor: Syuichi Hasegawa