| Patents for H01F 38 - Adaptations of transformers or inductances for specific applications or functions (13,550) |
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| 02/16/2011 | CN201749767U Iron core bracket |
| 02/16/2011 | CN201747503U Double-coil double-spark ignition coil |
| 02/16/2011 | CN201747501U Automobile ignition coil with fixed-connection-type high-voltage electrode |
| 02/16/2011 | CN201747500U High-voltage output circuit for automobile ignition coil |
| 02/16/2011 | CN1967264B Spiral hollow coil current transformer with compensating coils |
| 02/16/2011 | CN101978443A Inductively coupled work surfaces |
| 02/10/2011 | US20110031979 Ignition system open secondary detection |
| 02/10/2011 | DE10216422C5 Vorrichtung zur induktiven Energieversorgung und Führung eines beweglichen Objektes Device for inductive energy supply and maintenance of a moving object |
| 02/10/2011 | DE102009035897A1 Zündspule, Zündkerze sowie Zündanordnung umfassend eine Zündspule und -kerze Ignition coil, spark plug and ignition assembly comprising an ignition coil and candle |
| 02/09/2011 | EP2282321A1 Module for measuring the current in a conductor of a low voltage distributor |
| 02/09/2011 | EP2281294A1 High-voltage measuring transducer with flexible insulation |
| 02/09/2011 | EP2084724B1 Inductive rotary joint |
| 02/09/2011 | EP0986073B1 Separation type transformer core |
| 02/09/2011 | CN201741567U Electronic type current transformer with signal conditioning circuit |
| 02/09/2011 | CN201741566U Shielding case of zero sequence current mutual inductor |
| 02/09/2011 | CN201741565U Multi-frequency section measurement digital linear AC-current transformer |
| 02/09/2011 | CN201741564U Epoxy-resin vacuum-pouring dry-type current transformer |
| 02/09/2011 | CN201741563U Integrated output terminal structure of capacitive divider |
| 02/09/2011 | CN201741562U Novel oscillating magnet ring |
| 02/09/2011 | CN101971452A Inductive power supply system with multiple coil primary |
| 02/09/2011 | CN101124855B Discharge tube lighting circuit and electronic apparatus |
| 02/08/2011 | US7882828 Ignition apparatus with cylindrical core and laminated return path |
| 02/08/2011 | US7882614 Method for providing a power inductor |
| 02/03/2011 | WO2010129369A3 System and methods for inductive charging, and improvements and uses thereof |
| 02/03/2011 | DE202009012151U1 Elektrisches Radsystem Electric wheel system |
| 02/02/2011 | EP1399934B1 E-i or e-e transformer |
| 02/02/2011 | CN201732674U Mounting structure for locating supporting piece of indoor high voltage current mutual inductor |
| 02/02/2011 | CN201732673U Combined current transformer for branch and division circuit breakers |
| 02/02/2011 | CN201732672U Harmonic elimination type voltage transformer |
| 02/02/2011 | CN201732671U Voltage transformer |
| 02/02/2011 | CN201732670U Inductive ballast of energy-saving lamp |
| 02/02/2011 | CN1898999B Cold-cathode tube lighting device |
| 02/02/2011 | CN101964250A Anti-resonance 10KV dry-type voltage transformer |
| 02/02/2011 | CN101091418B Transformer, illuminating apparatus using the same, and display apparatus using the same |
| 02/01/2011 | US7880337 High power wireless resonant energy transfer system |
| 01/27/2011 | WO2011010972A1 Windind means for purpose of destroying external magnetic effects in low power current transformers |
| 01/27/2011 | WO2011009292A1 Suspended capacitor voltage transformer |
| 01/27/2011 | US20110018667 Transponder system |
| 01/27/2011 | US20110018361 Tuning and gain control in electro-magnetic power systems |
| 01/27/2011 | US20110017282 Energy transfer through coupling from photovoltaic modules |
| 01/26/2011 | EP2278681A2 Contactless power supply apparatus, contactless power receiving apparatus and associated methodology of priority display |
| 01/26/2011 | EP2278654A1 Contactless cell apparatus |
| 01/26/2011 | EP1694960B1 Ignition coil |
| 01/26/2011 | CN201725679U Low-voltage duplex winding current sensor |
| 01/26/2011 | CN201725678U Novel mutual inductor box |
| 01/26/2011 | CN201725677U Outer rotor type generator ignition device |
| 01/26/2011 | CN1582081B Electronic ballast, lighting system, electric device and its operation method |
| 01/26/2011 | CN101958191A Zero sequence current mutual inductor |
| 01/26/2011 | CN101958190A Shielding and isolating voltage mutual inductor |
| 01/26/2011 | CN101599355B Closed magnetic circuit pen-input ignition coil |
| 01/26/2011 | CN101471174B Isolation transformer |
| 01/25/2011 | US7876188 Green technologies: the killer application of EMI-free on-chip inductor |
| 01/20/2011 | WO2011007662A1 Method and apparatus for transmitting power and data without contact |
| 01/20/2011 | US20110012431 Resonators for wireless power transfer |
| 01/20/2011 | DE102009033239A1 Vorrichtung zur induktiven Übertragung elektrischer Energie Device for inductive transmission of electrical energy |
| 01/20/2011 | DE102009033126A1 Stromwandler für einen elektronischen Elektrizitätszähler Current transformers for electronic electricity meters |
| 01/19/2011 | EP2274755A1 Coil arrangement |
| 01/19/2011 | CN201717118U Novel current transformer |
| 01/19/2011 | CN201717117U 10 kV electronic electromagnetic current transformer |
| 01/19/2011 | CN201717116U Voltage transformer with fuse |
| 01/19/2011 | CN201717115U Dry type voltage transformer |
| 01/19/2011 | CN201717114U Bi-axle interactive single-phase induction voltage regulator |
| 01/19/2011 | CN201717113U Aviation ignition coil framework |
| 01/19/2011 | CN201717112U Device for assembling ignition coil module |
| 01/19/2011 | CN201717103U Novel fast saturated damping device |
| 01/19/2011 | CN201716353U Capacitive voltage divider for electronic voltage transformer |
| 01/19/2011 | CN101950660A Active photoelectric current transformer power-supplied by ultrasonic wave |
| 01/19/2011 | CN101950659A Active photoelectric current transformer using pneumatic and inductive hybrid energy supply |
| 01/19/2011 | CN101387657B Standard current transformer integration apparatus for on-site detection |
| 01/18/2011 | US7872556 Magnetic element |
| 01/18/2011 | US7872445 Rechargeable battery powered portable electronic device |
| 01/13/2011 | WO2011003977A1 A current sensor assembly |
| 01/13/2011 | US20110006802 High sensitivity differential current transformer for insulation health monitoring |
| 01/13/2011 | US20110006755 High sensitivity differential current transformer for insulation health monitoring |
| 01/12/2011 | EP1847159B1 Lamp base for a high-pressure discharge lamp and corresponding high-pressure discharge lamp |
| 01/12/2011 | CN201708258U Combined terminal strip for current transformer |
| 01/12/2011 | CN201708035U Coil jumping device |
| 01/12/2011 | CN201708031U Dry-type transformer specially used for offshore wind power generation |
| 01/12/2011 | CN1874637B Electronic ballast in use for gas discharge lamp |
| 01/12/2011 | CN101943099A Engine ignition coil and primary winding thereof |
| 01/12/2011 | CN101364475B Closed-loop control apparatus enhancing dynamic performance of optical fiber current mutual inductor |
| 01/11/2011 | US7869974 Connector or other circuit element having an indirectly coupled integrated circuit |
| 01/11/2011 | US7868725 Power inductor with reduced DC current saturation |
| 01/06/2011 | WO2011001812A1 Coil, coil producing method, and coil module |
| 01/06/2011 | WO2011001524A1 Coil unit, noncontact power receiving device, noncontact power feeding device, noncontact power feeding system, and vehicle |
| 01/06/2011 | WO2011000937A1 High voltage electro inductive swivel |
| 01/06/2011 | US20110000472 Ignition coil |
| 01/05/2011 | EP2269424A2 Inductive component for activating lights |
| 01/05/2011 | EP2269408A2 Packaging and details of a wireless power device |
| 01/05/2011 | EP1301899B1 Wireless communication device attachment and detachment device and method |
| 01/05/2011 | DE102004039222B4 Entladungslampenansteuerschaltung Entladungslampenansteuerschaltung |
| 01/05/2011 | CN201698888U 66kV outdoor ring-sealed composite current transformer |
| 01/05/2011 | CN201698887U 20 kV current transformer |
| 01/05/2011 | CN201698886U Three-phase bus type metering current transformer at transformer area |
| 01/05/2011 | CN201698885U 66kV outdoor ring seal composite electromagnetic type capacitance voltage transformer |
| 01/05/2011 | CN201698884U Shielded isolation voltage mutual inductor |
| 01/05/2011 | CN201698883U Transformer |
| 01/05/2011 | CN201698882U Epoxide resin type ignition coil |
| 01/05/2011 | CN201698877U Current transformer installing structure for detecting temperature of transformer winding |
| 01/05/2011 | CN101937764A Active photoelectric current transformermutual inductor by mixed power supply of ultrasound and induction |