Inventor
BISMUTO ALFREDO
US31 patents
⚠️ This page may combine multiple inventors who share the name “BISMUTO ALFREDO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
APPLE INC
29 patentsUS11525967B1Dec 13, 2022
Photonics integrated circuit architecture
APPLE INC23 citations93
US11158996B2Oct 26, 2021
Laser architectures using quantum well intermixing techniques
APPLE INC14 citations93
US11064592B1Jul 13, 2021
Systems and methods for wavelength locking in optical sensing systems
APPLE INC20 citations93
US11320718B1May 3, 2022
Cantilever beam waveguide for silicon photonics device
APPLE INC14 citations86
US11561346B2Jan 24, 2023
Tunable echelle grating
APPLE INC7 citations84
US11506535B1Nov 22, 2022
Diffraction grating design
APPLE INC9 citations84
US11500154B1Nov 15, 2022
Asymmetric optical power splitting system and method
APPLE INC8 citations84
US11231319B1Jan 25, 2022
Athermal wavelength stability monitor using a detraction grating
APPLE INC10 citations84
US11156497B2Oct 26, 2021
Connected epitaxial optical sensing systems comprising a second epitaxial chip with a second light source and a second detector to detect light of a first light source
APPLE INC5 citations84
US10535979B2Jan 14, 2020
Independent control of emission wavelength and output power of a semiconductor laser
APPLE INC7 citations82
US11881678B1Jan 23, 2024
Photonics assembly with a photonics die stack
APPLE INC9 citations81
US11777279B2Oct 3, 2023
Laser architectures using quantum well intermixing techniques
APPLE INC1 citations72
US11832364B2Nov 28, 2023
Systems and methods for wavelength locking in optical sensing systems
APPLE INC2 citations71
US11469570B2Oct 11, 2022
Independent control of emission wavelength and output power of a semiconductor laser
APPLE INC2 citations71
US11437779B2Sep 6, 2022
Vernier effect DBR lasers incorporating integrated tuning elements
APPLE INC6 citations69
US12300974B2May 13, 2025
Laser architectures using quantum well intermixing techniques
APPLE INC0 citations62
US12298180B2May 13, 2025
Connected epitaxial optical sensing systems
APPLE INC0 citations62
US12197020B2Jan 14, 2025
Photonics integrated circuit architecture
APPLE INC0 citations62
US11956341B2Apr 9, 2024
Electronic devices having electro-optical phase-locked loops
APPLE INC0 citations62
US11713999B2Aug 1, 2023
Connected epitaxial optical sensing system comprising a trench deeper than a waveguide of a light source electrically isolates the light source and a detector
APPLE INC0 citations62
US12402224B2Aug 26, 2025
Systems and methods for wavelength locking in optical sensing systems
APPLE INC0 citations61
US11886007B2Jan 30, 2024
Asymmetric optical power splitting system and method
APPLE INC0 citations61
US11852865B2Dec 26, 2023
Optical system with phase shifting elements
APPLE INC0 citations61
US11914201B2Feb 27, 2024
Mechanisms that transfer light between layers of multi-chip photonic assemblies
APPLE INC1 citations59
US12405420B2Sep 2, 2025
Light output devices and light outputting methods for optical systems
APPLE INC0 citations56
US12292597B2May 6, 2025
Light output devices and light outputting methods for optical systems
APPLE INC0 citations56
US12206222B2Jan 21, 2025
Integrated edge-generated vertical emission laser
APPLE INC0 citations56
US11815719B2Nov 14, 2023
Wavelength agile multiplexing
APPLE INC0 citations52
US12204155B2Jan 21, 2025
Chip-to-chip optical coupling for photonic integrated circuits
APPLE INC0 citations41