Issued Patents 2003
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6660433 | Lithium secondary battery and battery device comprising same | Hiroshi Watanabe, Satoshi Narukawa | 2003-12-09 |
| 6579648 | Nonaqueous secondary battery | Hiroshi Watanabe, Satoshi Narukawa | 2003-06-17 |
| 6566013 | Nonaqueous secondary battery | Hiroshi Watanabe, Satoshi Narukawa | 2003-05-20 |
| 6534216 | Positive electrode for non-aqueous electrolyte cell and manufacturing method of the same | Satoshi Narukawa, Naoki Imachi | 2003-03-18 |