Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6468692 | Lithium secondary battery with sealed casing members | Hiroshi Nemoto, Shinji Ohtubo | 2002-10-22 |
| 6423911 | Multi-directional operating switch capable of being operated in both depressing direction and tilting direction | Kazuyoshi Kagawa | 2002-07-23 |