Patents by Inventor Takashi Tatayama

Takashi Tatayama 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).

  • Separator for alkaline batteriy and using same
    Publication number: 20060121340
    Abstract: A separator for alkaline batteries exhibits excellent property for holding the alkaline electrolyte, is not degraded even when the separator is used for alkaline batteries using a positive electrode mix containing an agent having a great oxidizing ability for enhancing the discharging property under a great load, maintains the function as the separator even when the separator is exposed to high temperatures for a long time and can be effectively used for alkaline batteries which are used for portable information instruments requiring the excellent discharging property under a great load such as digital cameras.
    Type: Application
    Filed: September 5, 2003
    Publication date: June 8, 2006
    Applicants: Kuraray Co., Ltd., Matsushita Electric Industrial Co., Ltd.
    Inventors: Hiroyuki Kawai, Hitoshi Toyoura, Takashi Tatayama, Yasunori Murate, Tomoyasu Sonetaka, Shigeto Noya, Yasuo Mukai