Inventor · disambiguated record
Yung-Hua Chen
Also filed as: CHEN YUNG HUA
35 granted patents·7 pending applications·785 citations·filing 2002–2015
98Inventor score
Files withCHEN YUNG HUA30TUO SHEN INTERNAT CORP LTD2FAVEPC INC1MAXZONE AUTO PARTS CORP1TUO SHEN INTERNAT CORP1
Top patents by PatentIndex Score
42 records- 0198US7303232B1Backrest adjusting device for office chairsCHEN YUNG-HUA·Filed 2006·Granted Dec 4, 2007·118 cites·5 claims
- 0295US7360839B1Apparatus for adjusting an armrest of an office chairCHEN YUNG-HUA·Filed 2007·Granted Apr 22, 2008·73 cites·3 claims
- 0394USD610822SOffice chairCHEN YUNG-HUA·Filed 2009·Granted Mar 2, 2010·53 cites·1 claims
- 0492US8220101B2Telescopically rotatable mopCHEN YUNG-HUA·Filed 2009·Granted Jul 17, 2012·33 cites·5 claims
- 0592US7908879B1Multifunctional ceiling air-conditioning circulation machineCHEN YUNG-HUA·Filed 2009·Granted Mar 22, 2011·39 cites·10 claims
- 0691USD557024SOffice chairCHEN YUNG-HUA·Filed 2007·Granted Dec 11, 2007·43 cites·1 claims
- 0791USD543717SOffice chairCHEN YUNG-HUA·Filed 2006·Granted Jun 5, 2007·47 cites·1 claims
- 0888US8522387B2Swiveling locking mechanism of a telescopic rod of a mopCHEN YUNG-HUA·Filed 2011·Granted Sep 3, 2013·16 cites·3 claims
- 0988US8291544B2Mop with the function of dewatering the yarns by twisting in a single direction via an up-and-down linear motionCHEN YUNG-HUA·Filed 2009·Granted Oct 23, 2012·27 cites·6 claims
- 1087USD465113SChair armFiled 2002·Granted Nov 5, 2002·34 cites·1 claims
- 1184US8347451B2Free-of-bearing rotational positioning device for a dewatering basket of a non-treading type wringer bucketTUO SHEN INTERNAT CORP LTD·Filed 2010·Granted Jan 8, 2013·17 cites·10 claims
- 1282US9167902B1One-piece office chair in three dimensionsCHEN YUNG-HUA·Filed 2015·Granted Oct 27, 2015·6 cites·6 claims
- 1381USD472079SChair baseCHEN YUNG-HUA·Filed 2002·Granted Mar 25, 2003·25 cites·1 claims
- 1480USD557025SOffice chairCHEN YUNG-HUA·Filed 2007·Granted Dec 11, 2007·25 cites·1 claims
- 1580USD509387SChair baseFiled 2004·Granted Sep 13, 2005·23 cites·1 claims
- 1679US8112840B2Disc rotating and positioning structure of a mopCHEN YUNG-HUA·Filed 2009·Granted Feb 14, 2012·11 cites·4 claims
- 1779US8087878B2Powerless diversion plate of a ceiling air-conditioning circulation machineCHEN YUNG-HUA·Filed 2009·Granted Jan 3, 2012·9 cites·3 claims
- 1879USD471039SChair baseCHEN YUNG-HUA·Filed 2002·Granted Mar 4, 2003·23 cites·1 claims
- 1977USD477729SChair armFiled 2002·Granted Jul 29, 2003·21 cites·1 claims
- 2075US8347519B2Drainer basket assembling structure of stepping wringer bucketTUO SHEN INTERNAT CORP·Filed 2009·Granted Jan 8, 2013·9 cites·7 claims
- 2175US8336159B2Non-stepping wringer bucketCHEN YUNG-HUA·Filed 2009·Granted Dec 25, 2012·8 cites·9 claims
- 2274US7887138B2Integrally formed base arrangement of an office chairCHEN YUNG-HUA·Filed 2009·Granted Feb 15, 2011·13 cites·6 claims
- 2371US8113586B2Apparatus for adjusting the seat back angleCHEN YUNG-HUA·Filed 2009·Granted Feb 14, 2012·11 cites·4 claims
- 2470USD609800SCeiling air-conditioning circulation machineCHEN YUNG-HUA·Filed 2009·Granted Feb 9, 2010·16 cites·1 claims
- 2570USD475558SChair armFiled 2002·Granted Jun 10, 2003·16 cites·1 claims
- 2667US8070420B2Airflow-cooling apparatus for a ceiling air-conditioning circulation machineCHEN YUNG-HUA·Filed 2009·Granted Dec 6, 2011·2 cites·7 claims
- 2766USD487657SChair armCHEN YUNG-HUA·Filed 2003·Granted Mar 23, 2004·13 cites·1 claims
- 2861US9301617B2One-piece office chair with an adjusting apparatusCHEN YUNG-HUA·Filed 2014·Granted Apr 5, 2016·2 cites·7 claims
- 2961USD500614SChair armFiled 2003·Granted Jan 11, 2005·11 cites·1 claims
- 3061USD494785SChair baseFiled 2003·Granted Aug 24, 2004·11 cites·1 claims
- 3158US8360623B2Side-illuminating light guide device for a vehicleMAXZONE AUTO PARTS CORP·Filed 2010·Granted Jan 29, 2013·2 cites·18 claims
- 3255US2011002734A1Swiveling locking mechanism of a telescopic rod of a mopCHEN YUNG-HUA·Filed 2009·Application pending·0 cites
- 3354USD488012SChair armFiled 2003·Granted Apr 6, 2004·8 cites·1 claims
- 3454US2011000046A1Non-stepping wringer bucketCHEN YUNG-HUA·Filed 2009·Application pending·0 cites
- 3554US2011154603A1Integral structure of cotton yarn strips and a circular frame body of a mopTUO SHEN INTERNAT CORP LTD·Filed 2009·Application pending·0 cites
- 3654US2011000042A1Integral structure of cotton yarn strips and a circular frame body of a mopCHEN YUNG-HUA·Filed 2009·Application pending·0 cites
- 3753USD546086SOffice chairCHEN YUNG-HUA·Filed 2006·Granted Jul 10, 2007·8 cites·1 claims
- 3850US2008252124A1Apparatus for adjusting the angle of a seat back of an office chairCHEN YUNG-HUA·Filed 2007·Application pending·0 cites
- 3950US2008316081A1Battery-free remote control deviceFAVEPC INC·Filed 2007·Application pending·0 cites
- 4048USD538074SChair armCHEN YUNG-HUA·Filed 2005·Granted Mar 13, 2007·6 cites·1 claims
- 4148USD470691SChair baseCHEN YUNG-HUA·Filed 2002·Granted Feb 25, 2003·6 cites·1 claims
- 4247US2006017183A1Method for manufacturing optical fiber light guide badgesCHEN YUNG HUA·Filed 2004·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →