Inventor · disambiguated record
Shiro Tsuda
Also filed as: TSUDA SHIRO
13 granted patents·1 pending application·197 citations·filing 1994–2007
93Inventor score
Files withFERROTEC CORP11
Top patents by PatentIndex Score
14 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
- 0376US6277298B1Ferrofluid composition and processFiled 1999·Granted Aug 21, 2001·31 cites·44 claims
- 0476US6056889AProcess for producing a magnetic fluid and composition thereforFERROTEC CORP·Filed 1997·Granted May 2, 2000·30 cites·13 claims
- 0571US6261471B1Composition and method of making a ferrofluid having an improved chemical stabilityFiled 1999·Granted Jul 17, 2001·24 cites·37 claims
- 0665US7063802B2Composition and method of making an element-modified ferrofluidFERROTEC CORP·Filed 2003·Granted Jun 20, 2006·14 cites·36 claims
- 0762US5879580AFerrofluid having improved oxidation resistanceFERROTEC CORP·Filed 1996·Granted Mar 9, 1999·16 cites·46 claims
- 0860US5676877AProcess for producing a magnetic fluid and composition thereforFERROTEC CORP·Filed 1996·Granted Oct 14, 1997·15 cites·8 claims
- 0958US7248714B2Micro-speaker and method for assembling a micro-speakerFERROTEC CORP·Filed 2004·Granted Jul 24, 2007·5 cites·6 claims
- 1056US7266214B2Audio speaker and method for assembling an audio speakerFERROTEC CORP·Filed 2004·Granted Sep 4, 2007·4 cites·15 claims
- 1155US6868167B2Audio speaker and method for assembling an audio speakerFERROTEC CORP·Filed 2002·Granted Mar 15, 2005·4 cites·8 claims
- 1249US5730893AMagnetic colloids using acid terminated poly (12-hydroxystearic acid) dispersantsFERROTEC CORP·Filed 1996·Granted Mar 24, 1998·10 cites·45 claims
- 1345US2004223423A1Optical pick-up actuator and method for assembling an optical pick-up actuatorFiled 2004·Application pending·0 cites
- 1440US5656196AFerrofluid having improved oxidation resistanceFERROTEC CORP·Filed 1994·Granted Aug 12, 1997·6 cites·19 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →