Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6403250 | Pressure sensitive current breaker for a cell | Yoshinori Ishikawa, Yosuke Arimori | 2002-06-11 |
| 6392172 | Pressure-sensitive breaker for battery | — | 2002-05-21 |
| 6376120 | Current cutoff mechanism for cell | — | 2002-04-23 |