Patents by Inventor Kozi Yoshimura

Kozi Yoshimura 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).

  • Alkaline storage battery and process for preparing the same
    Patent number: 5077151
    Abstract: This invention is to provide a nickel-cadmium alkaline storage battery in which the content of nickel hydroxide and/or nickel oxide in a negative active material is from 2 to 60 wt% based on the total amount of cadmium, and the content of cadmium hydroxide in the negative active material is 0.95 or lower in terms of a weight ratio to nickel hydroxide in a positive active material; a manganese dioxide-cadmium alkaline storage battery in which the content of cadmium hydroxide in a negative active material in the discharged state is 0.84 or lower in terms of a weight ratio to manganese dioxide in a positive active material; and a silver oxide-cadmium alkaline storage battery in which the content of cadmium hydroxide in a negative active material in the discharged state is 1.36 or lower in terms of a weight ratio to silver in a positive active material.
    Type: Grant
    Filed: September 22, 1989
    Date of Patent: December 31, 1991
    Assignee: Japan Storage Battery Co., Ltd.
    Inventors: Hideo Yasuda, Kozi Yoshimura