- All sections
- A - Human necessities
- A61B - Diagnosissurgeryidentification
- A61B 3/02 - Subjective types, i.e. testing apparatus requiring the active assistance of the patient
Patent holdings for IPC class A61B 3/02
Total number of patents in this class: 827
10-year publication summary
|
116
|
63
|
59
|
66
|
61
|
74
|
54
|
34
|
26
|
17
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Essilor International (compagnie Generale D'optique) | 2997 |
58 |
| Magic Leap, Inc. | 3400 |
42 |
| Nidek Co., Ltd. | 339 |
26 |
| Lumithera Diagnostics, Inc. | 46 |
15 |
| Carl Zeiss Vision International GmbH | 693 |
14 |
| TearScience, Inc. | 91 |
13 |
| Alcon, Inc. | 5883 |
11 |
| Kabushiki Kaisha Topcon | 554 |
10 |
| Topcon Corporation | 1190 |
10 |
| Johnson & Johnson Vision Care, Inc. | 1159 |
9 |
| 6 Over 6 Vision Ltd | 39 |
9 |
| Ablative Solutions, Inc. | 79 |
9 |
| Ohio State Innovation Foundation | 2383 |
9 |
| Carl Zeiss Meditec, Inc. | 270 |
8 |
| Kowa Company, Ltd. | 1233 |
8 |
| Senaptec Inc. | 25 |
8 |
| Spryson Inc. | 31 |
8 |
| Verily Health Inc. | 652 |
8 |
| Rodenstock GmbH | 396 |
7 |
| Visibly, Inc. | 20 |
7 |
| Other owners | 538 |