Inventor
EHRMANN KLAUS
AU42 patents
⚠️ This page may combine multiple inventors who share the name “EHRMANN KLAUS”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
BRIEN HOLDEN VISION INSTITUTE LTD
22 patentsUS11226497B2Jan 18, 2022
Devices, systems and/or methods for myopia control
BRIEN HOLDEN VISION INSTITUTE LTD8 citations85
US10948743B2Mar 16, 2021
Lenses, devices, methods and systems for refractive error
BRIEN HOLDEN VISION INSTITUTE LTD6 citations84
US10838235B2Nov 17, 2020
Lenses, devices, and methods for ocular refractive error
BRIEN HOLDEN VISION INSTITUTE LTD5 citations84
US10534198B2Jan 14, 2020
Lenses, devices, methods and systems for refractive error
BRIEN HOLDEN VISION INSTITUTE LTD10 citations84
US10520754B2Dec 31, 2019
Lenses, devices, systems and methods for refractive error
BRIEN HOLDEN VISION INSTITUTE LTD6 citations84
US10466507B2Nov 5, 2019
Lenses, devices and methods for ocular refractive error
BRIEN HOLDEN VISION INSTITUTE LTD4 citations84
US11874529B2Jan 16, 2024
Ophthalmic optical lens for vision correction having one or more areas of more positive power
BRIEN HOLDEN VISION INSTITUTE LTD1 citations73
US11809024B2Nov 7, 2023
Lenses, devices, methods and systems for refractive error
BRIEN HOLDEN VISION INSTITUTE LTD1 citations73
US11644688B2May 9, 2023
Lenses, devices and methods for ocular refractive error
BRIEN HOLDEN VISION INSTITUTE LTD1 citations73
US11333903B2May 17, 2022
Lenses, devices, methods and systems for refractive error
BRIEN HOLDEN VISION INSTITUTE LTD1 citations73
US10575725B2Mar 3, 2020
System and method for characterising eye-related systems
BRIEN HOLDEN VISION INSTITUTE LTD2 citations71
US10962802B2Mar 30, 2021
Ophthalmic optical lens for vision correction having one or more areas of more positive power
BRIEN HOLDEN VISION INSTITUTE LTD2 citations69
US12386203B2Aug 12, 2025
Devices, systems and/or methods for myopia control
BRIEN HOLDEN VISION INSTITUTE LTD0 citations62
US12372811B2Jul 29, 2025
Ophthalmic optical lens for vision correction having one or more areas of more positive power
BRIEN HOLDEN VISION INSTITUTE LTD0 citations62
US12360398B2Jul 15, 2025
Lenses, devices, systems and methods for refractive error
BRIEN HOLDEN VISION INSTITUTE LTD0 citations62
US12298605B2May 13, 2025
Lenses, devices, methods and systems for refractive error
BRIEN HOLDEN VISION INSTITUTE LTD0 citations62
US12061383B2Aug 13, 2024
Devices, systems and/or methods for myopia control
BRIEN HOLDEN VISION INSTITUTE LTD0 citations62
US11874532B2Jan 16, 2024
Devices, systems and/or methods for myopia control
BRIEN HOLDEN VISION INSTITUTE LTD0 citations62
US11320672B2May 3, 2022
Lenses, devices, systems and methods for refractive error
BRIEN HOLDEN VISION INSTITUTE LTD0 citations62
US12298604B2May 13, 2025
Lenses, devices, methods and systems for refractive error
BRIEN HOLDEN VISION INSTITUTE LTD0 citations58
US11567347B2Jan 31, 2023
Systems, methods and devices for controlling the progression of myopia
BRIEN HOLDEN VISION INSTITUTE LTD1 citations56
US10670495B2Jun 2, 2020
Systems and methods for determining the quality of a reproduced (manufactured) optic device
BRIEN HOLDEN VISION INSTITUTE LTD0 citations51
HOLDEN BRIEN VISION INST
12 patentsUS9195074B2Nov 24, 2015
Lenses, devices and methods for ocular refractive error
HOLDEN BRIEN VISION INST41 citations98
US9535263B2Jan 3, 2017
Lenses, devices, methods and systems for refractive error
HOLDEN BRIEN VISION INST21 citations94
US9201250B2Dec 1, 2015
Lenses, devices, methods and systems for refractive error
HOLDEN BRIEN VISION INST28 citations94
US7909465B2Mar 22, 2011
Characterising eye-related optical systems
HOLDEN BRIEN VISION INST24 citations93
US10209535B2Feb 19, 2019
Lenses, devices and methods for ocular refractive error
HOLDEN BRIEN VISION INST8 citations92
US10203522B2Feb 12, 2019
Lenses, devices, methods and systems for refractive error
HOLDEN BRIEN VISION INST12 citations92
US9759930B2Sep 12, 2017
Lenses, devices, systems and methods for refractive error
HOLDEN BRIEN VISION INST15 citations92
US9575334B2Feb 21, 2017
Lenses, devices and methods of ocular refractive error
HOLDEN BRIEN VISION INST16 citations92
US9541773B2Jan 10, 2017
Lenses, devices, methods and systems for refractive error
HOLDEN BRIEN VISION INST20 citations92
US10191300B2Jan 29, 2019
Ophthalmic optical lens for vision correction having one or more areas of more positive power
HOLDEN BRIEN VISION INST5 citations84
US10352816B2Jul 16, 2019
Systems and methods for determining the quality of a reproduced (manufactured) optic device
HOLDEN BRIEN VISION INST2 citations72
US9936867B2Apr 10, 2018
System and method for characterising eye-related systems
HOLDEN BRIEN VISION INST2 citations71
NTHALMIC HOLDING PTY LTD
3 patentsUS12321046B2Jun 3, 2025
Spectacle lenses with auxiliary optical elements
NTHALMIC HOLDING PTY LTD0 citations50
US12345961B2Jul 1, 2025
Freeform contact lens solution for myopia
NTHALMIC HOLDING PTY LTD0 citations49
US12498588B2Dec 16, 2025
Optical films with non-refractive opaque features to transform single vision ophthalmic lenses into myopia management ophthalmic lenses
NTHALMIC HOLDING PTY LTD0 citations45