Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6586137 | Battery separator | Masanao Tanaka, Hiroaki Yamazaki, Keisuke Takahashi, Toshiaki Takase, Shinji Oota | 2003-07-01 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6586137 | Battery separator | Masanao Tanaka, Hiroaki Yamazaki, Keisuke Takahashi, Toshiaki Takase, Shinji Oota | 2003-07-01 |