Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6282498 | Load monitoring apparatus | Katsuhisa Hagami | 2001-08-28 |
| 5745233 | Voltage detecting circuit | Katsuhiko Asada, Tadashi Morita | 1998-04-28 |
| 5442279 | Apparatus and method for detecting power of a three phase alternating current system | Haruyoshi Kitayoshi | 1995-08-15 |