Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6627346 | Battery separator and lithium secondary battery | Tetsuo Akazawa, Takashi Oe, Ryuichiro Kogure, Kenji Kawabata, Yuuji Nakakita | 2003-09-30 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6627346 | Battery separator and lithium secondary battery | Tetsuo Akazawa, Takashi Oe, Ryuichiro Kogure, Kenji Kawabata, Yuuji Nakakita | 2003-09-30 |