- All sections
- A - Human necessities
- A61F - Filters implantable into blood vesselsprosthesesdevices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stentsorthopaedic, nursing or contraceptive devicesfomentationtreatment or protection of eyes or earsbandages, dressings or absorbent padsfirst-aid kits
- A61F 9/01 - Treatment of the cornea
Patent holdings for IPC class A61F 9/01
Total number of patents in this class: 274
10-year publication summary
|
13
|
8
|
8
|
3
|
2
|
3
|
1
|
1
|
3
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Carl Zeiss Meditec AG | 1592 |
41 |
| Alcon, Inc. | 450 |
23 |
| WaveLight GmbH | 104 |
22 |
| AMO Development, LLC | 704 |
21 |
| Technolas Perfect Vision GmbH | 115 |
19 |
| Alcon, Inc. | 5183 |
10 |
| Alcon Refractivehorizons, Inc. | 12 |
8 |
| WaveLight AG | 17 |
7 |
| Avedro, Inc. | 123 |
6 |
| Technolas Perfect Vision GmbH | 14 |
6 |
| AMO Manufacturing USA, LLC | 74 |
5 |
| The Regents of the University of California | 19517 |
4 |
| Advanced Medical Optics, Inc. | 78 |
4 |
| Revision Optics, Inc. | 24 |
4 |
| Bausch & Lomb Incorporated | 1139 |
3 |
| Lensar, Inc. | 142 |
3 |
| Technolas GmbH Ophthalmologische Systeme | 3 |
3 |
| TECLens, LLC | 20 |
3 |
| 20/10 Perfect Vision AG | 3 |
3 |
| Centre National de La Recherche Scientifique | 10102 |
2 |
| Other owners | 77 |