Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5655295 | Lead-provided porous metal sheet and method for manufacturing the sheet | — | 1997-08-12 |
| 5603782 | Battery can, sheet for forming battery can, and method for manufacturing sheet | Sachio Michibata, Keiichi Hayashi | 1997-02-18 |