Issued Patents All Time
Showing 1–25 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12386203 | Devices, systems and/or methods for myopia control | Klaus Ehrmann, Cathleen Fedtke, Padmaja Rajagopal Sankaridurg, Arthur Ho | 2025-08-12 |
| 12360398 | Lenses, devices, systems and methods for refractive error | Klaus Ehrmann, Arthur Ho, Brien Anthony Holden | 2025-07-15 |
| 12345961 | Freeform contact lens solution for myopia | Klaus Ehrmann, Fabian Conrad | 2025-07-01 |
| 12321046 | Spectacle lenses with auxiliary optical elements | Klaus Ehrmann | 2025-06-03 |
| 12298605 | Lenses, devices, methods and systems for refractive error | Klaus Ehrmann, Arthur Ho, Brien Anthony Holden | 2025-05-13 |
| 12298604 | Lenses, devices, methods and systems for refractive error | Klaus Ehrmann, Arthur Ho, Brien Anthony Holden | 2025-05-13 |
| 12265284 | Apparatus and methods of ancillary spectacle kit solution for myopia management | — | 2025-04-01 |
| 12153289 | Apparatus and methods of spectacle solutions for myopia | — | 2024-11-26 |
| 12061383 | Devices, systems and/or methods for myopia control | Klaus Ehrmann, Cathleen Fedtke, Padmaja Rajagopal Sankaridurg, Arthur Ho | 2024-08-13 |
| 11874532 | Devices, systems and/or methods for myopia control | Klaus Ehrmann, Cathleen Fedtke, Padmaja Rajagopal Sankaridurg, Arthur Ho | 2024-01-16 |
| 11809024 | Lenses, devices, methods and systems for refractive error | Klaus Ehrmann, Arthur Ho, Brien Anthony Holden | 2023-11-07 |
| 11644688 | Lenses, devices and methods for ocular refractive error | Klaus Ehrmann, Arthur Ho | 2023-05-09 |
| 11333903 | Lenses, devices, methods and systems for refractive error | Klaus Ehrmann, Arthur Ho, Brien Anthony Holden | 2022-05-17 |
| 11320672 | Lenses, devices, systems and methods for refractive error | Klaus Ehrmann, Arthur Ho, Brien Anthony Holden | 2022-05-03 |
| 11226497 | Devices, systems and/or methods for myopia control | Klaus Ehrmann, Cathleen Fedtke, Padmaja Rajagopal Sankaridurg, Arthur Ho | 2022-01-18 |
| 10948743 | Lenses, devices, methods and systems for refractive error | Klaus Ehrmann, Arthur Ho, Brien Anthony Holden | 2021-03-16 |
| 10838235 | Lenses, devices, and methods for ocular refractive error | Klaus Ehrmann, Arthur Ho | 2020-11-17 |
| 10670495 | Systems and methods for determining the quality of a reproduced (manufactured) optic device | Fabian Conrad, Klaus Ehrmann | 2020-06-02 |
| 10534198 | Lenses, devices, methods and systems for refractive error | Klaus Ehrmann, Arthur Ho, Brien Anthony Holden | 2020-01-14 |
| 10520754 | Lenses, devices, systems and methods for refractive error | Klaus Ehrmann, Arthur Ho, Brien Anthony Holden | 2019-12-31 |
| 10466507 | Lenses, devices and methods for ocular refractive error | Klaus Ehrmann, Arthur Ho | 2019-11-05 |
| 10352816 | Systems and methods for determining the quality of a reproduced (manufactured) optic device | Fabian Conrad, Klaus Ehrmann | 2019-07-16 |
| 10209535 | Lenses, devices and methods for ocular refractive error | Klaus Ehrmann, Arthur Ho | 2019-02-19 |
| 10203522 | Lenses, devices, methods and systems for refractive error | Klaus Ehrmann, Arthur Ho, Brien Anthony Holden | 2019-02-12 |
| 9759930 | Lenses, devices, systems and methods for refractive error | Klaus Ehrmann, Arthur Ho, Brien Anthony Holden | 2017-09-12 |