Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6830845 | Cylindrical battery and method and device for manufacturing thereof | Yasuhiko Shoji, Seiji Wada, Shigeto Noya, Takayuki Aoi, Minoru Koda +2 more | 2004-12-14 |
| 6541152 | Cylindrical battery and method and device for manufacturing thereof | Yasuhiko Shoji, Seiji Wada, Shigeto Noya, Takayuki Aoi, Minoru Koda +2 more | 2003-04-01 |
| 5979279 | Rapping device and rapping method | Yoshichika Matsumoto, Kazuyuki Hironaga | 1999-11-09 |