Patents by Inventor KAZUYA MIYAFUJI

KAZUYA MIYAFUJI 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).

  • ELECTROCHEMICAL DEVICE
    Publication number: 20230116180
    Abstract: An electrochemical device includes a positive electrode including a positive current collector and a positive electrode material layer supported on the positive current collector, a negative electrode, and an electrolytic solution. The positive electrode material layer includes a conductive polymer, and a surface roughness (Ra) of the positive current collector is in a range from 0.7 ?m to 1.7 ?m, inclusive.
    Type: Application
    Filed: March 29, 2021
    Publication date: April 13, 2023
    Inventors: KAZUYA MIYAFUJI, HIROKI HAYASHI, KENICHI NAGAMITSU