Inventor · disambiguated record
Chiung-Yu Chang
Also filed as: CHANG CHIUNG-YU
8 granted patents·4 pending applications·65 citations·filing 2003–2016
84Inventor score
Top patents by PatentIndex Score
12 records- 0176US6815722B2Light-emitting device with reduced lattice mismatchVETRA TECHNOLOGY INC·Filed 2003·Granted Nov 9, 2004·22 cites·9 claims
- 0270US6825498B2White light LEDVTERA TECHNOLOGY INC·Filed 2003·Granted Nov 30, 2004·21 cites·10 claims
- 0359US6828169B2Method of forming group-III nitride semiconductor layer on a light-emitting deviceVETRA TECHNOLOGY INC·Filed 2003·Granted Dec 7, 2004·7 cites·20 claims
- 0458US6914315B2GaN-based heterostructure photodiodeVTERA TECHNOLOGY INC·Filed 2003·Granted Jul 5, 2005·8 cites·4 claims
- 0546USD720896SMulti-purpose rack for pet waterer and feederCHANG CHIUNG YU·Filed 2014·Granted Jan 6, 2015·7 cites·1 claims
- 0641US10272507B2Scroll sawCHANG CHIUNG YU·Filed 2016·Granted Apr 30, 2019·0 cites·11 claims
- 0739US2004261693A1Epitaxial structure and process of GaN based compound semiconductorFiled 2003·Application pending·0 cites
- 0838US2003198301A1Method of epitaxial lateral overgrowthFiled 2003·Application pending·0 cites
- 0937US6835964B2GaN-based composition semiconductor light-emitting element and its window layer structureFiled 2003·Granted Dec 28, 2004·0 cites·10 claims
- 1037US2016045963A1Transmission mechanism of a fret sawing machineCHANG CHIUNG-YU·Filed 2015·Application pending·0 cites
- 1132US2005115492A1Method and apparatus of the chemical metal organic vapor epitaxy for the multi-chamber epitaxy layer depositionFiled 2003·Application pending·0 cites
- 1228US6787828B2Optical-gate transistor and method of manufacturing the sameVTERA TECHNOLOGY INC·Filed 2003·Granted Sep 7, 2004·0 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →