YONEZAWA ELECTRIC WIRE CO., LTD.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
H01F MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES 183
 
  
 
H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY 1119
 
  
 
1302 POWER TRANSFORMERS, RECTIFIERS, BATTERIES AND ACCUMULATORS134

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8922321 Method and apparatus for transmitting power and data without contactJun 28, 10Dec 30, 14[H02J, H04B, H01F]
D669031 Coil for wireless chargingApr 28, 11Oct 16, 12[1302]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2012/0098,352 METHOD AND APPARATUS FOR TRANSMITTING POWER AND DATA FOR USB DEVICEAbandonedJun 28, 10Apr 26, 12[H01F]
2011/0209,916 SHEATHED WIRE, SHEATHED WIRE WITH TERMINAL, AND METHOD FOR PRODUCING SHEATHED WIRE WITH TERMINALAbandonedAug 07, 09Sep 01, 11[H01B, H02G]
7475843 Winding jig, polygonal coil, and method of manufacturing polygonal coilExpiredMar 07, 08Jan 13, 09[B21F]
2008/0122,570 Power transmission coilAbandonedNov 29, 07May 29, 08[H01F]
7362201 Inductance device and manufacturing method thereofExpiredSep 07, 05Apr 22, 08[H01F]
7310245 Electric power transmission device and electric power transmission methodExpiredApr 22, 05Dec 18, 07[H02M]
7295168 Antenna coilExpiredMay 13, 05Nov 13, 07[H01Q]

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