Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6801442 | Power conversion apparatus, power conversion system, and islanding operation detection method | Nobuyoshi Takehara | 2004-10-05 |
| 6678174 | Power converting apparatus, control method therefor, and power generation system | Naoki Manabe, Nobuyoshi Takehara, Seiji Kurokami | 2004-01-13 |