Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6447957 | Metal foil for collector and method of manufacturing the same, collector for secondary battery and secondary battery | Hiroyuki Sakamoto, Hiroshi Tada | 2002-09-10 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6447957 | Metal foil for collector and method of manufacturing the same, collector for secondary battery and secondary battery | Hiroyuki Sakamoto, Hiroshi Tada | 2002-09-10 |