Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7965056 | Control apparatus of power conversion system | Eiichi Toyota, Motomi Shimada, Masahiro Nagasu | 2011-06-21 |
| 6304472 | Electric power converting system with integrator providing output indicative of current | Masahiro Nagasu, Shin Kimura, Mutsuhiro Mori, Kiyoshi Nakata | 2001-10-16 |
| 5680299 | Electric power conversion equipment | Kouji Yasuda, Kiyoshi Nakata, Masato Suzuki | 1997-10-21 |
| 5627742 | Three level power converting apparatus having means for balancing DC component thereof | Kiyoshi Nakata, Tokunosuke Tanamachi, Kiyoshi Nakamura | 1997-05-06 |
| 5587891 | Electric power converting apparatus | Kiyoshi Nakata, Tokunosuke Tanamachi, Kiyoshi Nakamura, Masato Suzuki, Yoshio Tsutsui +2 more | 1996-12-24 |
| 5506765 | Control apparatus of power converter and control apparatus of electric motor vehicle | Kiyoshi Nakata, Tokunosuke Tanamachi, Masato Suzuki, Kiyoshi Nakamura, Eiichi Toyota +2 more | 1996-04-09 |
| 5481448 | Multilevel inverter having voltage dividing capacitors distributed across multiple arms | Kiyoshi Nakata, Kiyoshi Nakamura, Tokunosuke Tanamachi, Yoshio Tsutsui | 1996-01-02 |
| 5467262 | Electric power converting apparatus | Kiyoshi Nakata, Tokunosuke Tanamachi, Kiyoshi Nakamura, Masato Suzuki, Yoshio Tsutsui +2 more | 1995-11-14 |
| 5375050 | Electric power converter arrangement and electric rolling stock control device using the same | Kiyoshi Nakata, Tokunosuke Tanamachi, Kiyoshi Nakamura, Masato Suzuki, Yoshio Tsutsui +1 more | 1994-12-20 |
| 4245293 | Power converter system | Seiya Shima, Kunio Saito | 1981-01-13 |