Inventor · disambiguated record
Keng-Han Chuang
Also filed as: CHUANG KENG-HAN
11 granted patents·5 pending applications·33 citations·filing 2000–2020
86Inventor score
Top patents by PatentIndex Score
16 records- 0191US11890805B2Three-dimensional printing apparatus and three-dimensional printing methodYOUNG OPTICS INC·Filed 2020·Granted Feb 6, 2024·2 cites·20 claims
- 0276US7857456B2Illumination systemYOUNG OPTICS INC·Filed 2007·Granted Dec 28, 2010·5 cites·18 claims
- 0374US10625497B2Three-dimensional printing apparatus and three-dimensional printing methodYOUNG OPTICS INC·Filed 2016·Granted Apr 21, 2020·1 cites·19 claims
- 0474US7905631B2Illumination system having coherent light source and integrator rotatable transverse the illumination axisYOUNG OPTICS INC·Filed 2008·Granted Mar 15, 2011·5 cites·19 claims
- 0563US9046745B2Illumination system, projection device and illumination methodCHUANG KENG-HAN·Filed 2013·Granted Jun 2, 2015·3 cites·20 claims
- 0662US6290374B1Traffic signal lamp illuminated by light emitting diodesOPTO TECH CORP·Filed 2000·Granted Sep 18, 2001·11 cites·7 claims
- 0754US7080908B2Optical system for projection display apparatusYOUNG OPTICS INC·Filed 2003·Granted Jul 25, 2006·4 cites·1 claims
- 0851US6834967B2Optical system for projection displayYOUNG OPTICS INC·Filed 2003·Granted Dec 28, 2004·2 cites·5 claims
- 0947US7859761B2Illumination systemYOUNG OPTICS INC·Filed 2007·Granted Dec 28, 2010·0 cites·3 claims
- 1045US2007242231A1Illumination system and projection apparatusYOUNG OPTICS INC·Filed 2007·Application pending·0 cites
- 1142US2009021829A1Optical moduleYOUNG OPTICS INC·Filed 2008·Application pending·0 cites
- 1241US2007291484A1Illumination system and projection apparatusYOUNG OPTICS INC·Filed 2007·Application pending·0 cites
- 1341US2006092388A1Optical projection apparatusLIAO CHIA-CHEN·Filed 2005·Application pending·0 cites
- 1435US2015253921A1Scanning Method for Touch PanelAU OPTRONICS CORP·Filed 2015·Application pending·0 cites
- 1532US8414159B2Light combination deviceHSU CHUN-FA·Filed 2010·Granted Apr 9, 2013·0 cites·15 claims
- 1631US8654102B2Optical touch systemCHUANG KENG-HAN·Filed 2010·Granted Feb 18, 2014·0 cites·17 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →