- All sections
- A - Human necessities
- A61B - Diagnosis; surgery; identification
- A61B 3/113 - Objective types, i.e. instruments for examining the eyes independent of the patients perceptions or reactions for determining or recording eye movement
Patent holdings for IPC class A61B 3/113
Total number of patents in this class: 2720
10-year publication summary
|
247
|
313
|
341
|
243
|
307
|
270
|
254
|
235
|
211
|
68
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Essilor International (compagnie Generale D'optique) | 2918 |
85 |
| Magic Leap, Inc. | 3028 |
74 |
| JVC Kenwood Corporation | 2774 |
67 |
| Alcon, Inc. | 4899 |
55 |
| Tobii AB | 300 |
49 |
| Sony Corporation | 32931 |
43 |
| Microsoft Technology Licensing, LLC | 51439 |
34 |
| Dignity Health | 450 |
34 |
| Carl Zeiss Meditec AG | 1541 |
32 |
| Google LLC | 38759 |
26 |
| Canon Inc. | 36841 |
24 |
| Apple Inc. | 50209 |
23 |
| Twenty Twenty Therapeutics LLC | 234 |
21 |
| Samsung Electronics Co., Ltd. | 131630 |
19 |
| Carl Zeiss Vision International GmbH | 556 |
19 |
| Children's Healthcare of Atlanta, Inc. | 231 |
19 |
| Spryson Inc. | 28 |
19 |
| New York University | 1635 |
18 |
| Sony Interactive Entertainment Inc. | 5162 |
18 |
| University of Miami | 823 |
18 |
| Other owners | 2023 |