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Changhua Chen

USPTO Granted Patents = 5

Average Co-Inventor Count = 4.8

ph-index = 2

Forward Citations = 19(Granted Patents)

Company Filing History:

Sifotonics Technologies Co., Ltd.

Years Active: 2015-2018

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5 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 9977187 - Polarization rotator-splitter/combiner based on silicon rib-type waveguides (2018-05-22),

2. 9946029 - Optical coupler having anchored cantilever structure with multi-stage inverse taper core waveguide and fabrication method thereof (2018-04-17),

3. 9429776 - Silicon-based rib-waveguide modulator and fabrication method thereof (2016-08-30),

4. 9285651 - Electro-optic silicon modulator with longitudinally nonuniform modulation (2016-03-15),

5. 9223185 - Electro-optic silicon modulator with alternative capacitance-loaded coplanar waveguide structures (2015-12-29),

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