Number | Name | Date | Kind |
---|---|---|---|
3739186 | Gokey et al. | Jun 1973 | A |
4260985 | Hayden | Apr 1981 | A |
4402663 | Romanelli et al. | Sep 1983 | A |
4474548 | Miyanaka et al. | Oct 1984 | A |
4809128 | Geary | Feb 1989 | A |
4925386 | Donnelly et al. | May 1990 | A |
4935606 | Geary | Jun 1990 | A |
4978292 | Donnelly et al. | Dec 1990 | A |
5003161 | Geary | Mar 1991 | A |
5122968 | Bauer et al. | Jun 1992 | A |
5249096 | Williams | Sep 1993 | A |
5416300 | Hickl et al. | May 1995 | A |
5475202 | Schallis | Dec 1995 | A |
5567144 | McCoy | Oct 1996 | A |
5725368 | Arensmeier | Mar 1998 | A |
5789723 | Hirst | Aug 1998 | A |
5865612 | Hill et al. | Feb 1999 | A |
5899684 | McCoy et al. | May 1999 | A |
5951276 | Jaeschke et al. | Sep 1999 | A |
6359266 | Little et al. | Mar 2002 | B2 |
6521869 | Donnelly et al. | Feb 2003 | B1 |
20030164368 | Chodacki et al. | Sep 2003 | A1 |
Number | Date | Country |
---|---|---|
686013 | Nov 1995 | CH |
Entry |
---|
Hirst et al., “Low-Flicker Universal Power Converter for Filament-Based Heating Process”, IEEE Transactions of Industry Applications; vol. 34, No. 6, Nov./Dec. 1998. |