Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6459354 | Breaker apparatus | Kazumoto Konda, Tatsuya Sumida, Yoshito Oka, Ichiaki Sano | 2002-10-01 |
| 6456187 | Breaker apparatus | Kazumoto Konda, Tatsuya Sumitda, Yoshito Oka, Ichiaki Sano | 2002-09-24 |
| 6407656 | Breaker device | Kazumoto Konda, Tatsuya Sumida, Yoshito Oka, Ichiaki Sano | 2002-06-18 |