AC

Alfred Ka Chun Cheung

XD X Development: 5 patents #156 of 653Top 25%
Overall (All Time): #906,181 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12393063 Optical modulator with sink waveguide Aleksandra Spyra, Ian Alexander Durant Williamson 2025-08-19
12271065 Inverse designed optical modulator Aleksandra Spyra, Ian Alexander Durant Williamson 2025-04-08
12265777 Using shift-tolerant loss functions in an inverse design process Martin F. Schubert, Ian Alexander Durant Williamson 2025-04-01
11962351 Multilayer photonic devices with metastructured layers Ian Alexander Durant Williamson, Martin F. Schubert 2024-04-16
11621784 Photonic integrated circuit with optical deinterleaver Martin F. Schubert, Ian Alexander Durant Williamson 2023-04-04