Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7874346 | Method for producing manganese dry cell negative electrode zinc material | Kazunari Kobayashi, Yuk Fai Lau | 2011-01-25 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7874346 | Method for producing manganese dry cell negative electrode zinc material | Kazunari Kobayashi, Yuk Fai Lau | 2011-01-25 |