Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4824745 | Electric cell comprising a polymeric material film electrode having a collection integrated therewith | Masao Ogawa, Toyoo Harada, Shinichi Toyosawa, Isamu Shinoda, Takahiro Kawagoe +1 more | 1989-04-25 |