Patents by Inventor Nobuyoshi Hamazaki

Nobuyoshi Hamazaki 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).

  • Air conditioner for railway vehicles
    Patent number: 5316214
    Abstract: An air conditioner for railway vehicles controlled in accordance with the air temperature in the car and data on at least one selected from the group consisting of underfoot temperature, radiant heat, air flow, humidity, outside air temperature, number of passengers and door opening operation. In this way, environment conditions which momentarily change are detected so as to prevent excessive cooling or heating in the car.
    Type: Grant
    Filed: May 18, 1992
    Date of Patent: May 31, 1994
    Assignee: Mitsubishi Denki Kabushiki Kaisha
    Inventors: Takane Suzuki, Sakuo Sugawara, Nobuyoshi Hamazaki, Ken-ichi Ito, Koichiro Tsutsumi, Osamu Sakai