Patents by Inventor Katsuzo Nakaso

Katsuzo Nakaso 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).

  • Process for the production of anode active materials for use in cells
    Patent number: 4578109
    Abstract: Anode active materials comprising amalgamated zinc powder for use in cells, which may well achieve inhibition of corrosion of zinc with a smallest possible amount of mercury, may be produced by a process comprising atomizing a molten zinc added with mercury to obtain pre-amalgamated zinc powder and bringing thus obtained powder, which is dispersed in a liquid, into contact with mercury or an amalgam to further amalgamate said pre-amalgamated zinc powder.
    Type: Grant
    Filed: May 17, 1985
    Date of Patent: March 25, 1986
    Assignee: Mitsui Mining & Smelting Co., Ltd.
    Inventors: Kazuhide Miyazaki, Toyohide Uemura, Katsuzo Nakaso