Patents by Inventor Tadao Takemoto

Tadao Takemoto 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).

  • Pneumatic sludge discharging system
    Patent number: 4029584
    Abstract: A system for discharging sludge out of a settling tank for sewage disposal. It includes a sludge collecting pipe installed at the tank bottom and provided with branch pipes extending downwardly. A compressed air supply pipe and a sludge discharge pipe are connected to the sludge collecting pipe.
    Type: Grant
    Filed: October 26, 1976
    Date of Patent: June 14, 1977
    Inventor: Tadao Takemoto