Patents by Inventor Tomotaka Hashimoto

Tomotaka Hashimoto 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).

  • Membrane cartridge, membrane separating device, and membrane separating method
    Publication number: 20060157400
    Abstract: A membrane separating method and a membrane separating device capable of preventing sludge from being accumulated on the surface of hollow fiber membranes in a membrane cartridge and having filtration performance stably sustained for a long period. The membrane cartridge formed by sticking and fixing both ends of two or more hollow fiber membranes arranged in the vertical direction is formed in such a structure that the collected state of the hollow fiber membranes on an upper side adhesive boundary surface is divided into a plurality of hollow fiber membrane bundles.
    Type: Application
    Filed: June 15, 2004
    Publication date: July 20, 2006
    Inventors: Tomotaka Hashimoto, Daisuke Okamura