Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6656233 | Method of producing negative electrode for lithium secondary cell | Hirokazu Kugai, Shosaku Yamanaka | 2003-12-02 |
| 6641863 | Method of forming thin film of inorganic solid electrolyte | Hirokazu Kugai | 2003-11-04 |