Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5586018 | Device for suppressing voltage fluctuation and higher harmonics | Fumio Aoyama | 1996-12-17 |
| 5138247 | Reactive power compensating apparatus with higher harmonic suppressing function | Akira Kawaguchi | 1992-08-11 |
| 5077517 | Voltage fluctuation and higher harmonics suppressor | Fumio Aoyama | 1991-12-31 |