Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6818735 | Battery polymeric material, battery separator, battery insulating packing, and lithium battery | Seiji Yoshimura, Hiroshi Nakajima, Maruo Kamino, Masahiro Imanishi | 2004-11-16 |
| 6676440 | Coin type electric element and printed circuit board with a coin type electric element | Shoichi Inamine, Masahiro Imanishi, Yoshitaka Minamida, Katsuyuki Kida, Seiji Morita | 2004-01-13 |