Assignee
FERROTEC CORP
JP·17 granted patents·3 pending applications·191 citations·filing 1994–2013
Top patents by PatentIndex Score
20 records- 0188US7729504B2Ferrofluid centered voice coil speakerFERROTEC CORP·Filed 2007·Granted Jun 1, 2010·20 cites·10 claims
- 0277US6804368B2Micro-speaker and method for assembling a micro-speakerFERROTEC CORP·Filed 2002·Granted Oct 12, 2004·18 cites·6 claims
- 0376US6056889AProcess for producing a magnetic fluid and composition thereforFERROTEC CORP·Filed 1997·Granted May 2, 2000·30 cites·13 claims
- 0474US7976612B2Droplet removing device and method in plasma generatorFERROTEC CORP·Filed 2006·Granted Jul 12, 2011·5 cites·10 claims
- 0565US7063802B2Composition and method of making an element-modified ferrofluidFERROTEC CORP·Filed 2003·Granted Jun 20, 2006·14 cites·36 claims
- 0662US5879580AFerrofluid having improved oxidation resistanceFERROTEC CORP·Filed 1996·Granted Mar 9, 1999·16 cites·46 claims
- 0761US9448262B2Current sensor having at least one cancel coilFERROTEC CORP·Filed 2013·Granted Sep 20, 2016·2 cites·8 claims
- 0860US6305694B1Ferrofluid sealing deviceFERROTEC CORP·Filed 1999·Granted Oct 23, 2001·29 cites·2 claims
- 0960US5676877AProcess for producing a magnetic fluid and composition thereforFERROTEC CORP·Filed 1996·Granted Oct 14, 1997·15 cites·8 claims
- 1058US7248714B2Micro-speaker and method for assembling a micro-speakerFERROTEC CORP·Filed 2004·Granted Jul 24, 2007·5 cites·6 claims
- 1156US7266214B2Audio speaker and method for assembling an audio speakerFERROTEC CORP·Filed 2004·Granted Sep 4, 2007·4 cites·15 claims
- 1255US6868167B2Audio speaker and method for assembling an audio speakerFERROTEC CORP·Filed 2002·Granted Mar 15, 2005·4 cites·8 claims
- 1350US2010018859A1Radially enlarged type plasma generating apparatusFERROTEC CORP·Filed 2007·Application pending·0 cites
- 1449US5730893AMagnetic colloids using acid terminated poly (12-hydroxystearic acid) dispersantsFERROTEC CORP·Filed 1996·Granted Mar 24, 1998·10 cites·45 claims
- 1548US2011109227A1Target Exchange Type Plasma Generating ApparatusFERROTEC CORP·Filed 2009·Application pending·0 cites
- 1646US2010059369A1Plasma generating apparatus rendered electrically neutral on the periphery of plasma gunFERROTEC CORP·Filed 2008·Application pending·0 cites
- 1740US7823537B2Plasma generatorFERROTEC CORP·Filed 2005·Granted Nov 2, 2010·0 cites·5 claims
- 1840US5656196AFerrofluid having improved oxidation resistanceFERROTEC CORP·Filed 1994·Granted Aug 12, 1997·6 cites·19 claims
- 1937US8007176B2Dynamic pressure bearing and rotation machine employing sameFERROTEC CORP·Filed 2004·Granted Aug 30, 2011·0 cites·4 claims
- 2036US5876037AMagnetic fluid sealing deviceFERROTEC CORP·Filed 1996·Granted Mar 2, 1999·13 cites·7 claims
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