Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5840441 | Battery can, sheet for forming battery can, and method for manufacturing sheet | Sugikawa Hirofumi, Michibata Sachio | 1998-11-24 |
| 5576113 | Battery can, sheet for forming battery can, and method for manufacturing sheet | Sugikawa Hirofumi, Michibata Sachio | 1996-11-19 |