Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6482542 | Integrated sealed secondary battery | Mitsugu Takaki, Shinichi Yuasa, Shinji Hamada | 2002-11-19 |
| 6444353 | Integrated sealed secondary battery | Mitsugu Takaki, Shinichi Yuasa, Shinji Hamada | 2002-09-03 |