Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6790562 | Separator for alkaline secondary battery, method for preparing the same alkaline secondary battery | Tadayoshi Tanaka, Katsuhiko Shinyama, Toshiyuki Nohma, Ikuo Yonezu | 2004-09-14 |