Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5566064 | High efficiency supply for electroluminescent panels | David S. Schoenwald | 1996-10-15 |
| 5485076 | High efficiency auxiliary switching power supplies | David S. Schoenwald | 1996-01-16 |
| 5097229 | Modulator - demodulator transformer coupled D.C. to one Mhz information channel | — | 1992-03-17 |
| 5003456 | Circuit for providing fast output current control in a current mode switching power supply | — | 1991-03-26 |
| 4959606 | Current mode switching regulator with programmed offtime | — | 1990-09-25 |
| 4910654 | Current limiting scheme for the AC input circuit to a switch mode power supply | — | 1990-03-20 |
| 4638420 | Apparatus for maintaining constant frequency in a DC to square wave inverter | — | 1987-01-20 |
| 4583156 | Switching mode power supply using saturable reactors | — | 1986-04-15 |