Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8003262 | Nonaqueous electrolyte solution secondary battery separator having defined ratio of average pore diameter to maximum pore diameter and nonaqueous electrolyte solution secondary battery using the same | Yasushi Usami, Kazutaka Sasaki | 2011-08-23 |