Patents by Inventor Toshihiro Ueotani

Toshihiro Ueotani 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).

  • Fermentation product induced from poultry manure
    Patent number: 5411567
    Abstract: Fermentation products are composed essentially of poultry manure components, which products are derived from reacting poultry manure materials with concentrated sulfuric acid and calcium silicate and subsequently from fermenting the resulting reaction mixture by the use of a selected class of bacteria. The product is suitable for use as an organic fertilizer and as a soil conditioner.
    Type: Grant
    Filed: July 22, 1993
    Date of Patent: May 2, 1995
    Assignee: The Yokohama Rubber Company
    Inventors: Toshihiro Ueotani, Yuichi Sugiyama