Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6794036 | Active material of positive electrode for non-aqueous electrolyte secondary battery and method for preparing the same and non-aqueous electrolyte secondary battery using the same | Kazutoshi Matsumoto, Kazuyuki Takeishi | 2004-09-21 |
| 6617073 | Active material of positive electrode for non-aqueous electrode secondary battery and method for preparing the same and non-aqueous electrode secondary battery using the same | Kazutoshi Matsumoto, Kazuyuki Takeishi | 2003-09-09 |