Number | Date | Country | Kind |
---|---|---|---|
9-205719 | Jul 1997 | JP |
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4899271 | Seiersen | Feb 1990 | A |
5274543 | Loftus, Jr. | Dec 1993 | A |
5353212 | Loftus, Jr. | Oct 1994 | A |
5459650 | Noro | Oct 1995 | A |
5663876 | Newton et al. | Sep 1997 | A |
5675484 | Shimada | Oct 1997 | A |
5739622 | Zaitsu | Apr 1998 | A |
5768111 | Zaitsu | Jun 1998 | A |
5784266 | Chen | Jul 1998 | A |
Number | Date | Country |
---|---|---|
61-24913 | Jun 1986 | JP |
5-284734 | Oct 1993 | JP |
7-59338 | Mar 1995 | JP |
Entry |
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Zaitsu, et al., “New Piezoelectric Transformer Converter for AC-adapter”, IEEE APEC97 (Applied Power Electronics Conference, 97), pp. 568-572. |