Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6579640 | Sealed rectangular battery and manufacturing method for the same | Takashi Nagase, Takeo Hamamatsu, Masao Inoue, Hideyuki Asanuma | 2003-06-17 |
| 5665483 | Sealed storage battery | Ken Saito, Hikaru Sakamoto, Koichi Hoshino | 1997-09-09 |
| 5586993 | Sealed storage battery and manufacturing method thereof | Ken Saito, Hikaru Sakamoto, Koichi Hoshino | 1996-12-24 |