Inventor · disambiguated record
Jui-Ping Chang
Also filed as: CHANG JUI-PING
4 granted patents·2 pending applications·6 citations·filing 2011–2023
63Inventor score
Top patents by PatentIndex Score
6 records- 0180US11815367B2Battery-free rotation detecting deviceIND TECH RES INST·Filed 2021·Granted Nov 14, 2023·1 cites·20 claims
- 0280US10274719B2Optical systemLIQXTAL TECH INC·Filed 2017·Granted Apr 30, 2019·4 cites·20 claims
- 0355US8721086B2Projection apparatus having light beam adjusting elementCHANG JUI-PING·Filed 2011·Granted May 13, 2014·1 cites·19 claims
- 0448US2024142276A1Battery-free rotation detecting deviceIND TECH RES INST·Filed 2023·Application pending·0 cites
- 0535US2012133898A1Projection apparatusCHANG JUI-PING·Filed 2011·Application pending·0 cites
- 0634US9039189B2Projection apparatusCHANG JUI-PING·Filed 2011·Granted May 26, 2015·0 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →