Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5356335 | Pressure gradient control system | Mutsumi Moriwaki | 1994-10-18 |
| 5327355 | Voltage or reactive power control method and control device therefor | Tomio Chiba, Mitsuyasu Kido, Junzo Kawakami, Kunio Hirasawa | 1994-07-05 |