Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5124687 | Power apparatus, power transmission/distribution unit, and tripping method therefor | Kiyoshi Okumura, Tokio Yamagiwa, Yoshinori Tagawa, Masaru Fukuoka | 1992-06-23 |