Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5691005 | Manufacturing method of a separator for a lithium secondary battery and an organic electrolyte lithium secondary battery using the same separator | Kenichi Morigaki, Kazunori Haraguchi | 1997-11-25 |
| 5597659 | Manufacturing method of a separator for a lithium secondary battery and an organic electrolyte lithium secondary battery using the same separator | Kenichi Morigaki, Kazunori Haraguchi | 1997-01-28 |