Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4878208 | Voltage-phase responsive, inverter disable circuit for system interconnection | Nagataka Seki, Kihei Nakajima | 1989-10-31 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4878208 | Voltage-phase responsive, inverter disable circuit for system interconnection | Nagataka Seki, Kihei Nakajima | 1989-10-31 |