Patents by Inventor Kazunori Yazima

Kazunori Yazima 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 system in which work stations support the basic electronic data process
    Patent number: 5107421
    Abstract: A computer system executing business processings is disclosed, in which work stations, which themselves have processing functions, are combined with a host computer. In the host computer is disposed a basic electronic data processing system executing typical standardized processings. Each of the work stations executes business processings added to those executed by the basic electronic data processing system according to processing conditions set by a user of the work station.
    Type: Grant
    Filed: May 20, 1988
    Date of Patent: April 21, 1992
    Assignee: Hitachi, Ltd.
    Inventors: Kazunori Yazima, Sadamichi Mitsumori
  • Method for administrating reply mail in electronic mail system
    Patent number: 5040141
    Abstract: In a mail message service system for delivering mail having mailboxes installed for respective users, an answer asking table is provided for storing information representative of whether an answer to a previously sent message is requested. Also stored in the answer asking table is the date and hour at which the query mail soliciting an answer to the previously sent message should be sent. The query mail soliciting an answer is sent on the basis of the stored information.
    Type: Grant
    Filed: November 23, 1987
    Date of Patent: August 13, 1991
    Assignee: Hitachi, Ltd.
    Inventors: Kazunori Yazima, Yasuhiko Mizuno