Inventor · disambiguated record
Hsien-Ching Chang
Also filed as: CHANG HSIEN-CHING
1 granted patent·5 pending applications·0 citations·filing 2008–2017
7Inventor score
Top patents by PatentIndex Score
6 records- 0138US10466892B2Interactive handwriting display device and interactive handwriting capture deviceCHI HSIANG OPTICS CO LTD·Filed 2017·Granted Nov 5, 2019·0 cites·13 claims
- 0228US2018039337A1Optical film and user input systemCHI HSIANG OPTICS CO LTD·Filed 2017·Application pending·0 cites
- 0328US2014168163A1Optical touch sensing structureYANG MING-HUEI·Filed 2013·Application pending·0 cites
- 0427US2018046326A1Optical film and user input systemCHI HSIANG OPTICS CO LTD·Filed 2017·Application pending·0 cites
- 0526US2017293371A1Optical film and user input systemCHI HSIANG OPTICS CO LTD·Filed 2017·Application pending·0 cites
- 0620US2009201680A1LED and the promptly fabricating material structure and the connect method thereofJOYIN TECHNOLOGY INC·Filed 2008·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →