Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4311887 | Handle operating mechanism for use with an electric circuit breaker | Masatomo Takagi, Seietsu Takamatsu, Isao Ookoshi | 1982-01-19 |
| 4308437 | Handle operating mechanism for an electric circuit breaker | Masatomi Takagi, Seietsu Takamatsu, Isao Ookoshi | 1981-12-29 |