Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4297553 | Enclosed switching apparatus | Yoshihiro Kawaguchi, Yoshiro Kitajima | 1981-10-27 |
| 4234770 | Sectionalized porcelain insulator having removable circuit breaker | — | 1980-11-18 |