Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6746509 | Process for producing zinc or zinc alloy powder for battery | Akira Oyama, Tadayoshi Odahara, Seiji Fuchino, Hisaji Shimomura | 2004-06-08 |
| 6428932 | Zinc alloy powder and alkaline battery using the same | Keiichi Kagawa, Seiji Fuchino, Kouji Morita, Yoshiaki Tanino, Makoto Matsuo +1 more | 2002-08-06 |