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Your search returned 51 patents.
( 336/181 in Current US Classification ) |
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| 1 |
| Patent ID | Title | Date Filed |
| 7236078 | Method and apparatus for substantially reducing electrical earth displacement current flow generated by wound components
| December 19, 2005 |
| 7233223 | Transformer winding
| March 18, 2004 |
| 7164338 | Method and apparatus for substantially reducing electrical earth displacement current flow generated by wound components
| October 13, 2005 |
| 7148779 | Pulse type transformer with increased coupling coefficient through configuration of plural primary windings
| September 3, 2004 |
| 7142085 | Insulation and integrated heat sink for high frequency, low output voltage toroidal inductors and transformers
| October 17, 2003 |
| 6924724 | Method and apparatus for transformer bandwidth enhancement
| January 24, 2003 |
| 6917271 | Cross current control for power converter systems and integrated magnetic choke assembly
| December 3, 2003 |
| 6816053 | Circuit to mitigate transformer shorted turn
| April 1, 2003 |
| 6583702 | Quadrupole mass spectrometer driver with higher signal levels
| June 5, 2002 |
| 6456182 | Common mode choke coil
| March 3, 2000 |
| 6417753 | Planar magnetic device without center core leg
| February 17, 2000 |
| 6362012 | Structure of merged vertical capacitor inside spiral conductor for RF and mixed-signal applications
| March 5, 2001 |
| 6351202 | Stationary induction apparatus
| May 25, 2000 |
| 6236297 | Combinational inductor
| August 19, 1998 |
| 6146526 | Variable resonance descaling decalcifier device connected to a forced sequential rephasing transformer
| December 29, 1997 |
| 6121696 | EMI preventive AC line filter
| January 6, 1999 |
| 6100781 | High leakage inductance transformer
| December 4, 1998 |
| 6084354 | Vehicle-lamp lighting-on device
| March 5, 1998 |
| 5877667 | On-chip transformers
| August 1, 1996 |
| 5770982 | Self isolating high frequency saturable reactor
| October 29, 1996 |
| 5751205 | High-voltage transformer for a television receiver
| February 15, 1996 |
| 5731666 | Integrated-magnetic filter having a lossy shunt
| March 8, 1996 |
| 5702600 | Variable resonance descaling decalcifier device connected to a forced sequential rephasing transformer
| July 17, 1995 |
| 5581224 | Choke coil for eliminating common mode noise and differential mode noise
| October 13, 1995 |
| 5579202 | Transformer device
| January 24, 1995 |
| 5565836 | Nullification of magnetic fields relative to coils
| December 20, 1994 |
| 5565835 | Substantial nullification of external magnetic fields and lorentz forces regarding toroidal inductors
| June 13, 1994 |
| 5525951 | Choke coil
| June 22, 1993 |
| 5473301 | Energy storage inductor apparatus
| September 12, 1994 |
| 5473299 | Horizontal linearity correction coil
| November 30, 1994 |
| 5422619 | Common mode choke coil
| August 25, 1994 |
| 5319343 | Integrated magnetic inductor having series and common mode windings
| August 21, 1990 |
| 5304850 | Power line carrier frequency breaker
| October 8, 1991 |
| 5270656 | Biplanar RF coils for magnetic resonance imaging or spectroscopy
| April 24, 1992 |
| 5023585 | Common-mode choking coil
| November 17, 1989 |
| 5003277 | Phase-shifting transformer with a six-phase core
| August 8, 1989 |
| 4973930 | Twin coil
| July 12, 1989 |
| 4894610 | Current-transformer arrangement for an electrostatic meter
| June 12, 1987 |
| 4763093 | High-power pulse transformer for short high-voltage and/or high-current pulses
| August 21, 1986 |
| 4746891 | High saturation three coil current transformer
| April 19, 1985 |
| 4727316 | Transformer current sensor for superconducting magnetic coils
| April 16, 1985 |
| 4680566 | Coil with magnetisable rod core
| August 15, 1985 |
| 4544905 | Linear transducers
| November 22, 1983 |
| 4513257 | Proximity switch with oppositely polarized coils
| December 1, 1982 |
| 4473811 | Single bobbin transformer having multiple delink windings and method of making same
| February 25, 1982 |
| 4247841 | Three winding transformer
| October 30, 1979 |
| 4166264 | Intrusion detection transducers
| December 27, 1977 |
| 4160962 | Dual section distributed parameter delay-line
| November 4, 1977 |
| 4013859 | Induction cooking unit having cooking load sensing device and essentially zero stand-by power loss
| June 4, 1975 |
| 4010536 | Method of adjusting two concentric windings in electrical induction devices
| October 23, 1975 |
| 3990030 | Pincushion correction transformer
| August 11, 1975 |
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