Patents by Inventor Kenzo Ishimoto

Kenzo Ishimoto 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).

  • Automatic developing apparatus for photosensitive material
    Patent number: 5980131
    Abstract: This invention is directed to an auto developing apparatus for a photosensitive material. The auto-developing-apparatus of this invention includes a treatment tank that is filled with a liquid; a supply unit for supplying the liquid to the treatment tank; a waste liquid tank for storing a waste liquid discharged from the treatment tank; a power supply line for supplying a drive power to the supply unit; and a shut down unit for disconnecting the power supply line when a liquid level in the waste liquid tank reached a predetermined level.
    Type: Grant
    Filed: July 28, 1998
    Date of Patent: November 9, 1999
    Assignee: Noritsu Koki Co., Ltd.
    Inventor: Kenzo Ishimoto