Inventor · disambiguated record
Hao-Chang Tsao
Also filed as: TSAO HAO-CHANG
7 granted patents·1 pending application·11 citations·filing 2008–2021
75Inventor score
Top patents by PatentIndex Score
8 records- 0184US11032526B2Projection device, projection method and projection systemCORETRONIC CORP·Filed 2020·Granted Jun 8, 2021·2 cites·20 claims
- 0278US8608257B2Projector suspension deviceLI CHANG-CHING·Filed 2011·Granted Dec 17, 2013·7 cites·7 claims
- 0370US10490161B2Projection device and luminance control method of frame thereofLIN MING TSUN·Filed 2014·Granted Nov 26, 2019·2 cites·14 claims
- 0450US10642143B2Projector and projection correction method thereofCORETRONIC CORP·Filed 2018·Granted May 5, 2020·0 cites·16 claims
- 0548US12093392B2Electronic-device control system and electronic-device control methodCORETRONIC CORP·Filed 2021·Granted Sep 17, 2024·0 cites·15 claims
- 0642US2009027633A1Method of calibrating projection lensTSAO HAO-CHANG·Filed 2008·Application pending·0 cites
- 0740US11825243B2Projection apparatus and control method thereofCORETRONIC CORP·Filed 2021·Granted Nov 21, 2023·0 cites·16 claims
- 0834US11527184B2Image playing system and image playing methodCORETRONIC CORP·Filed 2021·Granted Dec 13, 2022·0 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →