Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 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 |