Patents by Inventor Tatsumi Sawada

Tatsumi Sawada 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).

  • Engine room-cooling control system
    Patent number: 4930460
    Abstract: A control system for controlling the air-cooling of an engine room accommodating an engine. The control system carries out air-cooling by the use of at least one of first and second electric fans. The control system operates the fan(s) when stoppage of the engine is detected and at the same time a temperature of the engine detected by a sensor is higher than a predetermined value.
    Type: Grant
    Filed: December 23, 1988
    Date of Patent: June 5, 1990
    Assignee: Honda Giken Kogyo Kabushiki Kaisha
    Inventors: Yasuyuki Aihara, Shigeki Baba, Eitetsu Akiyama, Tatsumi Sawada