Patents by Inventor Kazuyosi Kazama

Kazuyosi Kazama 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).

  • Method for fermentation of a stockbreeding waste
    Patent number: 4589903
    Abstract: A method for fermentation of a stockbreeding waste, especially fowl droppings which comprises mixing the stockbreeding waste, synthesized wollastonite and concentrated sulfuric acid to condense and granulate the mixture, adjusting the resultant granules to pH 6.0-7.85, water content of 65-78.5% and a temperature of 25.degree.-35.degree. C. and spontaneously fermenting the granules at a place not influenced by rainfalls is disclosed. The product obtained by the present method is usable as fertilizer, a soil quality-improving material, a material for seed microorganisms, etc.
    Type: Grant
    Filed: October 16, 1985
    Date of Patent: May 20, 1986
    Assignees: Zenyuu Ltd., Niisei Kagaku Ltd.
    Inventors: Zenjiro Sato, Kazuyosi Kazama