Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7976987 | Separator for nonaqueous secondary battery, method for producing the same, and nonaqueous secondary battery | Satoshi Nishikawa, Takashi Yoshitomi, Guemju Cha | 2011-07-12 |