Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6563684 | Method of manufacturing excess current interrupting structure | Naoki Motoyama, Yoshinori Watajima, Takashi Fujimoto, Tetsuya Sawamura, Nobutamo Matsunaga +3 more | 2003-05-13 |
| 6462925 | Excess current interrupting structure | Naoki Motoyama, Yoshinori Watajima, Takashi Fujimoto, Tetsuya Sawamura, Nobutomo Matsunaga +3 more | 2002-10-08 |