Number | Name | Date | Kind |
---|---|---|---|
3828203 | Belson et al. | Aug 1974 | A |
3851262 | Hohmann et al. | Nov 1974 | A |
4190882 | Chevalier et al. | Feb 1980 | A |
4507796 | Stumfall | Mar 1985 | A |
5568044 | Bittner | Oct 1996 | A |
5747976 | Wong et al. | May 1998 | A |
5912552 | Tateishi | Jun 1999 | A |
6040668 | Huynh et al. | Mar 2000 | A |
6240123 | Zhang et al. | May 2001 | B1 |
Entry |
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“Multi-Phase Pulse Width Modulated Voltage Regulator” Serial No. 09/594,010, filed Jun. 15, 2000. |