Patents by Inventor Syouichi Ookubo

Syouichi Ookubo 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).

  • Group supervision apparatus for an elevator
    Patent number: 4669579
    Abstract: In apparatus for dispersing cages and keeping them on standby during a period of light traffic, a memory device stores information as to a floor where the cage was dispersed and kept on standby in a preceding cycle of the period of light traffic, and a dispersive standby floor for a succeeding cycle is set different from the dispersive standby floor of the preceding cycle. Accordingly, the standby floor is automatically altered every dispersive standby cycle, and the dispersive standby floors can be prevented from being unevenly assigned.
    Type: Grant
    Filed: May 6, 1986
    Date of Patent: June 2, 1987
    Assignee: Mitsubishi Denki Kabushiki Kaisha
    Inventor: Syouichi Ookubo