Karol Constantine Hatzilias

Person

Kenmore, WA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Systems and methods for calibrating eye tracking
- Patent number 12,073,015
- Issue date Aug 27, 2024
- Meta Platforms Technologies, LLC
- Sebastian Sztuk
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Vertical cavity surface-emitting laser (VCSEL) with a light barrier
- Patent number 12,074,408
- Issue date Aug 27, 2024
- Meta Platforms Technologies, LLC
- Karol Constantine Hatzilias
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Active disparity sensing of head mounted display
- Patent number 12,013,531
- Issue date Jun 18, 2024
- Meta Platforms Technologies, LLC
- Karol Constantine Hatzilias
- G02 - OPTICS
Information Patent Grant
Optical lens assemblies
- Patent number 11,977,231
- Issue date May 7, 2024
- Meta Platforms Technologies, LLC
- Katherine Marie Smyth
- C30 - CRYSTAL GROWTH
Information Patent Grant
Active optics feedback and calibration
- Patent number 11,848,542
- Issue date Dec 19, 2023
- Meta Platforms Technologies, LLC
- Robin Sharma
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
In-field illuminator for eye depth sensing
- Patent number 11,796,829
- Issue date Oct 24, 2023
- Meta Platforms Technologies, LLC
- Robin Sharma
- G02 - OPTICS
Information Patent Grant
Holographic optical elements for eye-tracking illumination
- Patent number 11,650,426
- Issue date May 16, 2023
- Meta Platforms Technologies, LLC
- Qi Zhang
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Optical elements for beam-shaping and illumination
- Patent number 11,650,403
- Issue date May 16, 2023
- Meta Platforms Technologies, LLC
- Robin Sharma
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Coupling light source to photonic integrated circuit
- Patent number 11,649,935
- Issue date May 16, 2023
- Meta Platforms Technologies, LLC
- Guohua Wei
- F21 - LIGHTING
Information Patent Grant
Head-mounted display devices with removable prescription lenses
- Patent number 11,604,366
- Issue date Mar 14, 2023
- Meta Platforms Technologies, LLC
- Andrew John Ouderkirk
- B32 - LAYERED PRODUCTS
Information Patent Grant
Wafer level optic and zoned wafer
- Patent number 11,575,246
- Issue date Feb 7, 2023
- Meta Platforms Technologies, LLC
- Karol Constantine Hatzilias
- G02 - OPTICS
Information Patent Grant
Wavefront sensing with in-field illuminators
- Patent number 11,561,405
- Issue date Jan 24, 2023
- Meta Platforms Technologies, LLC
- Robin Sharma
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Multi-element prescription lenses with eye-tracking
- Patent number 11,515,469
- Issue date Nov 29, 2022
- Meta Platforms Technologies, LLC
- Andrew John Ouderkirk
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Hybrid plastic-glass lens
- Patent number 11,506,913
- Issue date Nov 22, 2022
- Meta Platforms Technologies, LLC
- Robin Sharma
- G02 - OPTICS
Information Patent Grant
Catadioptric and refractive optical structures for beam shaping
- Patent number 11,500,185
- Issue date Nov 15, 2022
- Meta Platforms Technologies, LLC
- Erfan M. Fard
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
In-field illumination for eye tracking
- Patent number 11,455,031
- Issue date Sep 27, 2022
- Meta Platforms Technologies, LLC
- Robin Sharma
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Coupling light source to photonic integrated circuit
- Patent number 11,435,037
- Issue date Sep 6, 2022
- Meta Platforms Technologies, LLC
- Guohua Wei
- F21 - LIGHTING
Information Patent Grant
Stray light suppression in eye-tracking imaging
- Patent number 11,428,930
- Issue date Aug 30, 2022
- Meta Platforms Technologies, LLC
- Qi Zhang
- G01 - MEASURING TESTING
Information Patent Grant
Transparent circuit boards with multilayered traces
- Patent number 11,391,967
- Issue date Jul 19, 2022
- Facebook Technologies, LLC
- Karol Constantine Hatzilias
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Head mounted display with active optics feedback and calibration
- Patent number 11,307,415
- Issue date Apr 19, 2022
- Facebook Technologies, LLC
- Robin Sharma
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Inconspicuous near-eye electrical circuits
- Patent number 11,287,648
- Issue date Mar 29, 2022
- Facebook Technologies, LLC
- Karol Constantine Hatzilias
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Systems and methods for calibrating eye tracking
- Patent number 11,269,406
- Issue date Mar 8, 2022
- Facebook Technologies, LLC
- Sebastian Sztuk
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Adjusting acoustic parameters based on headset position
- Patent number 11,234,095
- Issue date Jan 25, 2022
- Facebook Technologies, LLC
- Sang-Ik Cho
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Optical lens assemblies, head-mounted displays, and related methods
- Patent number 11,209,649
- Issue date Dec 28, 2021
- Facebook Technologies, LLC
- Katherine Marie Smyth
- G02 - OPTICS
Information Patent Grant
Hybrid cornea and pupil tracking
- Patent number 11,205,069
- Issue date Dec 21, 2021
- Facebook Technologies, LLC
- Robin Sharma
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Casting with deformable molds
- Patent number 11,148,377
- Issue date Oct 19, 2021
- Facebook Technologies, LLC
- Robin Sharma
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Dual wavelength eye imaging
- Patent number 11,108,977
- Issue date Aug 31, 2021
- Facebook Technologies, LLC
- Robin Sharma
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Eye rank
- Patent number 10,983,591
- Issue date Apr 20, 2021
- Facebook Technologies, LLC
- Andrew John Ouderkirk
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Keep-out zone for in-field light sources of a head mounted display
- Patent number 10,948,729
- Issue date Mar 16, 2021
- Facebook Technologies, LLC
- Karol Constantine Hatzilias
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Illumination assembly with in-field micro devices
- Patent number 10,942,349
- Issue date Mar 9, 2021
- Facebook Technologies, LLC
- Andrew John Ouderkirk
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
WAVEGUIDE DISPARITY SENSING
- Publication number 20240329396
- Publication date Oct 3, 2024
- Meta Platforms Technologies, LLC
- Karol Constantine Hatzilias
- G02 - OPTICS
Information Patent Application
FRAME TRACKING SYSTEM FOR A HEAD-MOUNTED DEVICE
- Publication number 20240184357
- Publication date Jun 6, 2024
- Meta Platforms Technologies, LLC
- Robin Sharma
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
ACTIVE DISPARITY SENSING OF HEAD MOUNTED DISPLAY
- Publication number 20240184107
- Publication date Jun 6, 2024
- Meta Platforms Technologies, LLC
- Karol Constantine Hatzilias
- G02 - OPTICS
Information Patent Application
EAR-REGION IMAGING
- Publication number 20230314596
- Publication date Oct 5, 2023
- Meta Platforms Technologies, LLC
- Karol Constantine Hatzilias
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL ASSEMBLY WITH EVANESCENT ACTIVATION LIGHT LEAKAGE FOR DIMMING
- Publication number 20230168524
- Publication date Jun 1, 2023
- Meta Platforms Technologies, LLC
- Robin Sharma
- G02 - OPTICS
Information Patent Application
DIMMING CONTROL WITH DISPLAY-DIRECTED ACTIVATION LIGHT FOR AN OPTIC...
- Publication number 20230168508
- Publication date Jun 1, 2023
- Meta Platforms Technologies, LLC
- Robin Sharma
- G02 - OPTICS
Information Patent Application
DIMMING ELEMENT WITH EDGE-MOUNTED ILLUMINATORS FOR AN OPTICAL ASSEMBLY
- Publication number 20230168507
- Publication date Jun 1, 2023
- Meta Platforms Technologies, LLC
- Robin Sharma
- G02 - OPTICS
Information Patent Application
COMPONENTS WITH WAFER LEVEL OPTICS
- Publication number 20230135756
- Publication date May 4, 2023
- Meta Platforms Technologies, LLC
- Karol Constantine Hatzilias
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
WAVEFRONT SENSING FROM RETINA-REFLECTED LIGHT
- Publication number 20230087535
- Publication date Mar 23, 2023
- Meta Platforms Technologies, LLC
- Robin Sharma
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
MULTI-ELEMENT PRESCRIPTION LENSES WITH EYE-TRACKING
- Publication number 20230061866
- Publication date Mar 2, 2023
- Meta Platforms Technologies, LLC
- Andrew John Ouderkirk
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
BEAM SHAPING OPTICAL STRUCTURES
- Publication number 20230051353
- Publication date Feb 16, 2023
- Meta Platforms Technologies, LLC
- Erfan M. Fard
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
FABRICATING HYBRID PLASTIC-GLASS LENS
- Publication number 20230038506
- Publication date Feb 9, 2023
- Meta Platforms Technologies, LLC
- Robin Sharma
- G02 - OPTICS
Information Patent Application
COUPLING LIGHT SOURCE TO PHOTONIC INTEGRATED CIRCUIT
- Publication number 20220390077
- Publication date Dec 8, 2022
- Meta Platforms Technologies, LLC
- Guohua Wei
- F21 - LIGHTING
Information Patent Application
BEAM SHAPING OPTIC FOR LIGHT SOURCES
- Publication number 20220365343
- Publication date Nov 17, 2022
- Meta Platforms Technologies, LLC
- QI ZHANG
- G01 - MEASURING TESTING
Information Patent Application
COUPLING LIGHT SOURCE TO PHOTONIC INTEGRATED CIRCUIT
- Publication number 20220065407
- Publication date Mar 3, 2022
- Facebook Technologies, LLC
- Guohua Wei
- F21 - LIGHTING
Information Patent Application
PRESCRIPTION LENS MANUFACTURING
- Publication number 20220011595
- Publication date Jan 13, 2022
- Facebook Technologies, LLC
- Kurt JENKINS
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
Dual Wavelength Eye Imaging
- Publication number 20210266474
- Publication date Aug 26, 2021
- Facebook Technologies, LLC
- ROBIN SHARMA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
HEAD-MOUNTED DISPLAY DEVICES WITH REMOVABLE PRESCRIPTION LENSES
- Publication number 20210263342
- Publication date Aug 26, 2021
- Facebook Technologies, LLC
- Andrew John OUDERKIRK
- B32 - LAYERED PRODUCTS
Information Patent Application
Tilted In-Field Light Sources
- Publication number 20210132384
- Publication date May 6, 2021
- Facebook Technologies, LLC
- Christopher Yuan-Ting Liao
- G02 - OPTICS
Information Patent Application
INCONSPICUOUS NEAR-EYE ELECTRICAL CIRCUITS
- Publication number 20210124167
- Publication date Apr 29, 2021
- Facebook Technologies, LLC
- Karol Constantine Hatzilias
- G02 - OPTICS
Information Patent Application
VERTICAL CAVITY SURFACE-EMITTING LASER (VCSEL) WITH A LIGHT BARRIER
- Publication number 20210098962
- Publication date Apr 1, 2021
- Facebook Technologies, LLC
- Karol Constantine HATZILIAS
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
VERTICAL-CAVITY SURFACE-EMITTING LASER FOR NEAR-FIELD ILLUMINATION...
- Publication number 20210083455
- Publication date Mar 18, 2021
- Facebook Technologies, LLC
- Karol Constantine Hatzilias
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
STRAY LIGHT SUPPRESSION IN EYE-TRACKING IMAGING
- Publication number 20210041692
- Publication date Feb 11, 2021
- Facebook Technologies, LLC
- Qi Zhang
- G01 - MEASURING TESTING
Information Patent Application
OPTICAL ELEMENT FOR REDUCING STRAY INFRARED LIGHT
- Publication number 20200386989
- Publication date Dec 10, 2020
- Facebook Technologies, LLC
- Karol Constantine Hatzilias
- G02 - OPTICS
Information Patent Application
HOLOGRAPHIC OPTICAL ELEMENTS FOR EYE-TRACKING ILLUMINATION
- Publication number 20200355929
- Publication date Nov 12, 2020
- Facebook Technologies, LLC
- Qi Zhang
- G02 - OPTICS
Information Patent Application
ACTIVE CONTROL OF IN-FIELD LIGHT SOURCES OF A HEAD MOUNTED DISPLAY
- Publication number 20200333592
- Publication date Oct 22, 2020
- Facebook Technologies, LLC
- KAROL CONSTANTINE HATZILIAS
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
KEEP-OUT ZONE FOR IN-FIELD LIGHT SOURCES OF A HEAD MOUNTED DISPLAY
- Publication number 20200333607
- Publication date Oct 22, 2020
- Facebook Technologies, LLC
- KAROL CONSTANTINE HATZILIAS
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
OPTICAL ELEMENTS FOR BEAM-SHAPING AND ILLUMINATION
- Publication number 20200259307
- Publication date Aug 13, 2020
- Facebook Technologies, LLC
- Robin Sharma
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Wafer Level Optic and Zoned Wafer
- Publication number 20200153203
- Publication date May 14, 2020
- Facebook Technologies, LLC
- Karol Constantine Hatzilias
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
INCONSPICUOUS NEAR-EYE ELECTRICAL COMPONENTS
- Publication number 20200150425
- Publication date May 14, 2020
- Facebook Technologies, LLC
- Karol Constantine Hatzilias
- G02 - OPTICS

Karol Constantine Hatzilias

Person

Patents Grantslast 30 patents

Systems and methods for calibrating eye tracking

Vertical cavity surface-emitting laser (VCSEL) with a light barrier

Active disparity sensing of head mounted display

Optical lens assemblies

Active optics feedback and calibration

In-field illuminator for eye depth sensing

Holographic optical elements for eye-tracking illumination

Optical elements for beam-shaping and illumination

Coupling light source to photonic integrated circuit

Head-mounted display devices with removable prescription lenses

Wafer level optic and zoned wafer

Wavefront sensing with in-field illuminators

Multi-element prescription lenses with eye-tracking

Hybrid plastic-glass lens

Catadioptric and refractive optical structures for beam shaping

In-field illumination for eye tracking

Coupling light source to photonic integrated circuit

Stray light suppression in eye-tracking imaging

Transparent circuit boards with multilayered traces

Head mounted display with active optics feedback and calibration

Inconspicuous near-eye electrical circuits

Systems and methods for calibrating eye tracking

Adjusting acoustic parameters based on headset position

Optical lens assemblies, head-mounted displays, and related methods

Hybrid cornea and pupil tracking

Casting with deformable molds

Dual wavelength eye imaging

Eye rank

Keep-out zone for in-field light sources of a head mounted display

Illumination assembly with in-field micro devices

Patents Applicationslast 30 patents

WAVEGUIDE DISPARITY SENSING

FRAME TRACKING SYSTEM FOR A HEAD-MOUNTED DEVICE

ACTIVE DISPARITY SENSING OF HEAD MOUNTED DISPLAY

EAR-REGION IMAGING

OPTICAL ASSEMBLY WITH EVANESCENT ACTIVATION LIGHT LEAKAGE FOR DIMMING

DIMMING CONTROL WITH DISPLAY-DIRECTED ACTIVATION LIGHT FOR AN OPTIC...

DIMMING ELEMENT WITH EDGE-MOUNTED ILLUMINATORS FOR AN OPTICAL ASSEMBLY

COMPONENTS WITH WAFER LEVEL OPTICS

WAVEFRONT SENSING FROM RETINA-REFLECTED LIGHT

MULTI-ELEMENT PRESCRIPTION LENSES WITH EYE-TRACKING

BEAM SHAPING OPTICAL STRUCTURES

FABRICATING HYBRID PLASTIC-GLASS LENS

COUPLING LIGHT SOURCE TO PHOTONIC INTEGRATED CIRCUIT

BEAM SHAPING OPTIC FOR LIGHT SOURCES

COUPLING LIGHT SOURCE TO PHOTONIC INTEGRATED CIRCUIT

PRESCRIPTION LENS MANUFACTURING

Dual Wavelength Eye Imaging

HEAD-MOUNTED DISPLAY DEVICES WITH REMOVABLE PRESCRIPTION LENSES

Tilted In-Field Light Sources

INCONSPICUOUS NEAR-EYE ELECTRICAL CIRCUITS

VERTICAL CAVITY SURFACE-EMITTING LASER (VCSEL) WITH A LIGHT BARRIER

VERTICAL-CAVITY SURFACE-EMITTING LASER FOR NEAR-FIELD ILLUMINATION...

STRAY LIGHT SUPPRESSION IN EYE-TRACKING IMAGING

OPTICAL ELEMENT FOR REDUCING STRAY INFRARED LIGHT

HOLOGRAPHIC OPTICAL ELEMENTS FOR EYE-TRACKING ILLUMINATION

ACTIVE CONTROL OF IN-FIELD LIGHT SOURCES OF A HEAD MOUNTED DISPLAY

KEEP-OUT ZONE FOR IN-FIELD LIGHT SOURCES OF A HEAD MOUNTED DISPLAY

OPTICAL ELEMENTS FOR BEAM-SHAPING AND ILLUMINATION

Wafer Level Optic and Zoned Wafer

INCONSPICUOUS NEAR-EYE ELECTRICAL COMPONENTS