Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5527641 | Coated metal sheet for dry cell positive electrode can and positive electrode can formed of such metal sheet | Kenji Koshiishi, Kazuyuki Hiraoka, Keiichi Sawaya, Kenji Ogawa, Toshio Nagatomo +5 more | 1996-06-18 |