Issued Patents 1994
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5375050 | Electric power converter arrangement and electric rolling stock control device using the same | Kiyoshi Nakata, Kiyoshi Nakamura, Mutsuhiro Terunuma, Masato Suzuki, Yoshio Tsutsui +1 more | 1994-12-20 |
| 5361196 | Power converter for converting DC voltage into AC phase voltage having three levels of positive, zero and negative voltage | Kiyoshi Nakata, Kiyoshi Nakamura | 1994-11-01 |
| 5321599 | Control apparatus for suppressing a third harmonic neutral point voltage in a three level inverter | Kiyoshi Nakata, Kiyoshi Nakamura | 1994-06-14 |