Inventor

HIROKAWA TAKAKO

US9 patents

Patents

9 patents

US11880065B2Jan 23, 2024

Edge couplers integrated with dual ring resonators

GLOBALFOUNDRIES US INC2 citations72

US12449597B2Oct 21, 2025

Edge couplers with coupling-assisting features

GLOBALFOUNDRIES US INC0 citations60

US11650382B1May 16, 2023

Optical components undercut by a sealed cavity

GLOBALFOUNDRIES US INC1 citations60

US12487408B2Dec 2, 2025

Reference markers adjacent to a cavity in a photonics chip

GLOBALFOUNDRIES US INC0 citations59

US12449615B2Oct 21, 2025

Calibration markers for a photonics chip

GLOBALFOUNDRIES US INC0 citations56

US12461312B2Nov 4, 2025

Cladding structure in the back end of line of photonics chips

GLOBALFOUNDRIES US INC0 citations49

US12572048B2Mar 10, 2026

Broadband optical switches based on a ring-assisted Mach-Zhender interferometer

GLOBALFOUNDRIES US INC0 citations48

US12541057B2Feb 3, 2026

Photonic components with chamfered sidewalls

GLOBALFOUNDRIES US INC0 citations48

US12436334B2Oct 7, 2025

Photonics chip structures including a light source and an edge coupler

GLOBALFOUNDRIES US INC0 citations39