Number | Date | Country | Kind |
---|---|---|---|
9-052602 | Mar 1997 | JPX | |
9-201709 | Jul 1997 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
4335337 | Okamatsu et al. | Jun 1982 | |
4780650 | Miyazaki et al. | Oct 1988 | |
4825131 | Nozaki et al. | Apr 1989 | |
5345155 | Masaki et al. | Sep 1994 | |
5661380 | Obara et al. | Aug 1997 |
Entry |
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DC 3 kV High Voltage GTO type VVVF Inverter for Rail-Way Cars: by Masahiro Ashiya et al., ;Aug. 27, 1991. |
1991 National Convention Record I.E.E. Japan--Industry Applications Society, pp. 47-51, with abstract. |
"A Stator Flux Oriented Induction Machine Drive", by Xingyi Xu et al.,, Apr. 1988, Dept. of Electricaland Computer Engineering, I.E.E.E. pp. 870-876. |