Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6830845 | Cylindrical battery and method and device for manufacturing thereof | Seiji Wada, Shigeto Noya, Tadahiro Sawada, Takayuki Aoi, Minoru Koda +2 more | 2004-12-14 |
| 6703157 | Cylindrical battery and method for manufacturing the same | Isao Kubo, Kenji Yamamoto, Yuji Mototani | 2004-03-09 |