US Patent No: 7,542,252
Number of patents in Portfolio can not be more than 2000
Circuit interrupting device having integrated enhanced RFI suppression
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Jun 2, 2009
Issued date -
Jun 1, 2006
filing date -
11/421,639
serial no -
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Abstract
A circuit interrupting device such as a GFCI having a network of feed-through capacitors and other passive elements for providing enhanced Radio Frequency Interference (RFI) suppression where the feed-through capacitors and the other passive elements are integrated into a multilayer capacitor chip, also referred to as a Network Capacitor which is located between a differential transformer and at least one input terminal of an operational amplifier on an integrated circuit chip of the GFCI circuit.
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First Claim
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International Classification(s)
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Cited Art
| Patent Info | (Count) | # Cites | Year |
|---|---|---|---|
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| 5,303,113 Digital circuit interrupter with RFI and EMI shielding | 22 | 1992 | |
| 6,466,424 Circuit protective device with temperature sensing | 7 | 1999 | |
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| 7,375,935 Ground fault circuit interrupter with enhanced radio frequency interference suppression | 7 | 2005 | |
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| 5,510,945 Power supply for ground fault circuit interrupter | 13 | 1994 | |
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