Inventor
NUMMY KAREN
US15 patents
⚠️ This page may combine multiple inventors who share the name “NUMMY KAREN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
GLOBALFOUNDRIES US INC
14 patentsUS11662523B2May 30, 2023
Edge couplers in the back-end-of-line stack of a photonics chip
GLOBALFOUNDRIES US INC8 citations85
US11567261B2Jan 31, 2023
Metamaterial edge couplers in the back-end-of-line stack of a photonics chip
GLOBALFOUNDRIES US INC6 citations85
US11536903B1Dec 27, 2022
Hybrid edge couplers with stacked inverse tapers
GLOBALFOUNDRIES US INC7 citations85
US11378743B1Jul 5, 2022
Optical components in the back-end-of-line stack of a photonics chip using plural cores vertically stacked
GLOBALFOUNDRIES US INC12 citations85
US11215756B2Jan 4, 2022
Edge couplers with stacked layering
GLOBALFOUNDRIES US INC9 citations85
US11531164B2Dec 20, 2022
Hybrid edge couplers with layers in multiple levels
GLOBALFOUNDRIES US INC5 citations72
US11067751B2Jul 20, 2021
Trench-based optical components for photonics chips
GLOBALFOUNDRIES US INC5 citations71
US10969544B1Apr 6, 2021
Grating-based filters for photonics applications
GLOBALFOUNDRIES US INC3 citations69
US12560762B2Feb 24, 2026
Reflectors for a photonics chip
GLOBALFOUNDRIES US INC0 citations62
US12135456B2Nov 5, 2024
Waveguide cores with a dual-trapezoidal shape
GLOBALFOUNDRIES US INC1 citations62
US11934008B2Mar 19, 2024
Metamaterial edge couplers in the back-end-of-line stack of a photonics chip
GLOBALFOUNDRIES US INC0 citations62
US12487408B2Dec 2, 2025
Reference markers adjacent to a cavity in a photonics chip
GLOBALFOUNDRIES US INC0 citations59
US12353004B2Jul 8, 2025
Waveguide escalators for a photonics chip
GLOBALFOUNDRIES US INC0 citations59
US12461312B2Nov 4, 2025
Cladding structure in the back end of line of photonics chips
GLOBALFOUNDRIES US INC0 citations49