Assignee
CHI HSIANG OPTICS CO LTD
TW·4 granted patents·6 pending applications·2 citations·filing 2017–2021
Top patents by PatentIndex Score
10 records- 0174US10444859B2Digital stylusCHI HSIANG OPTICS CO LTD·Filed 2018·Granted Oct 15, 2019·1 cites·10 claims
- 0272US10664065B2Touch sensing apparatusCHI HSIANG OPTICS CO LTD·Filed 2018·Granted May 26, 2020·1 cites·17 claims
- 0359US10474247B2Electronic devices with touch screen and optical wave plate assembly thereofCHI HSIANG OPTICS CO LTD·Filed 2018·Granted Nov 12, 2019·0 cites·18 claims
- 0450US2020201088A1Viewing angle control film and display device using the sameCHI HSIANG OPTICS CO LTD·Filed 2019·Application pending·0 cites
- 0541US2021208315A1Light diffusion film module and light source module using the sameCHI HSIANG OPTICS CO LTD·Filed 2021·Application pending·0 cites
- 0640US2018172979A1Optical film and user input systemCHI HSIANG OPTICS CO LTD·Filed 2017·Application pending·0 cites
- 0738US10466892B2Interactive handwriting display device and interactive handwriting capture deviceCHI HSIANG OPTICS CO LTD·Filed 2017·Granted Nov 5, 2019·0 cites·13 claims
- 0828US2018039337A1Optical film and user input systemCHI HSIANG OPTICS CO LTD·Filed 2017·Application pending·0 cites
- 0927US2018046326A1Optical film and user input systemCHI HSIANG OPTICS CO LTD·Filed 2017·Application pending·0 cites
- 1026US2017293371A1Optical film and user input systemCHI HSIANG OPTICS CO LTD·Filed 2017·Application pending·0 cites
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →