Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4893069 | Ferroresonant three-phase constant AC voltage transformer arrangement with compensation for unbalanced loads | Kosuke Harada, Fukutoshi Tominaga | 1990-01-09 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4893069 | Ferroresonant three-phase constant AC voltage transformer arrangement with compensation for unbalanced loads | Kosuke Harada, Fukutoshi Tominaga | 1990-01-09 |