Inventor · disambiguated record
Yun-Yuan Chang
Also filed as: CHANG YUN-YUAN
9 granted patents·1 pending application·102 citations·filing 2007–2013
87Inventor score
Top patents by PatentIndex Score
10 records- 0191US7449794B2Wind turbine with self-contained power systemIND TECH RES INST·Filed 2007·Granted Nov 11, 2008·35 cites·8 claims
- 0284US7518257B2Hybrid power-generating deviceIND TECHONOLOGY RES INST·Filed 2007·Granted Apr 14, 2009·27 cites·35 claims
- 0373US7843079B2Power generating device capable of outputting at constant rotation speedIND TECH RES INST·Filed 2008·Granted Nov 30, 2010·13 cites·7 claims
- 0472US9109579B2Windmill and hub sealing apparatus thereofLIN JUNG-KUEI·Filed 2012·Granted Aug 18, 2015·3 cites·49 claims
- 0567US7982329B2Vertical axis wind generator structureIND TECH RES INST·Filed 2009·Granted Jul 19, 2011·9 cites·24 claims
- 0663US9303527B2Hub cooling apparatus adapted to wind-power generator and method thereofIND TECH RES INST·Filed 2013·Granted Apr 5, 2016·2 cites·23 claims
- 0763US8169102B2Vertical-axis windpower fan unit and module and power generating system thereofLIN JUNG-KUEI·Filed 2009·Granted May 1, 2012·9 cites·31 claims
- 0860US8990031B2Torsional resonance frequency measuring device and methodGUEY ZEN-JEY·Filed 2010·Granted Mar 24, 2015·2 cites·19 claims
- 0950US8303256B2Blade pitch driving apparatus for wind driven generatorGUEY ZEN-JEY·Filed 2008·Granted Nov 6, 2012·2 cites·13 claims
- 1044US2013170988A1Wind turbine systemGUEY ZEN-JEY·Filed 2012·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →