Patents by Inventor Seisuke Tanabe

Seisuke Tanabe 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).

  • Colored wastewater discoloration method
    Patent number: 7727398
    Abstract: Colored wastewater from industries, agriculture and the like is discolored by adjusting pH of the wastewater and filtering the wastewater through a mixture of acid-treated sawdust produced from sawdust which has been disposed of after being used for fungi production and charcoal thereby to remove a color component fraction from the wastewater and through a filter material, for example acid-treated rice husk charcoal, in which autochthonous microorganisms are embedded thereby to absorb color components remaining in the wastewater.
    Type: Grant
    Filed: August 1, 2008
    Date of Patent: June 1, 2010
    Inventor: Seisuke Tanabe
  • Colored wastewater discoloration method
    Publication number: 20090032459
    Abstract: Colored wastewater from industries, agriculture and the like is discolored by adjusting pH of the wastewater and filtering the wastewater through a mixture of acid-treated sawdust produced from sawdust which has been disposed of after being used for fungi production and charcoal thereby to remove a color component fraction from the wastewater and through a filter material, for example acid-treated rice husk charcoal, in which autochthonous microorganisms are embedded thereby to absorb color components remaining in the wastewater.
    Type: Application
    Filed: August 1, 2008
    Publication date: February 5, 2009
    Inventor: Seisuke Tanabe