Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4719551 | Optically controlled power converting apparatus | Junichi Nishizawa, Takashige Tamamushi, Kiyoo Mitsui, Koichi Mitamura | 1988-01-12 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4719551 | Optically controlled power converting apparatus | Junichi Nishizawa, Takashige Tamamushi, Kiyoo Mitsui, Koichi Mitamura | 1988-01-12 |