- All sections
- A - Human necessities
- A61B - Diagnosissurgeryidentification
- A61B 3/024 - Subjective types, i.e. testing apparatus requiring the active assistance of the patient for determining the visual field, e.g. perimeter types
Patent holdings for IPC class A61B 3/024
Total number of patents in this class: 674
10-year publication summary
|
73
|
41
|
53
|
51
|
65
|
77
|
54
|
32
|
59
|
28
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Magic Leap, Inc. | 3394 |
41 |
| Crewt Medical Systems, Inc. | 37 |
23 |
| Raytrx, LLC | 65 |
18 |
| Kowa Company, Ltd. | 1235 |
17 |
| Essilor International (compagnie Generale D'optique) | 2994 |
15 |
| University of Miami | 854 |
14 |
| Carl Zeiss Meditec, Inc. | 272 |
13 |
| QD Laser, Inc. | 105 |
12 |
| Carl Zeiss Meditec AG | 1683 |
11 |
| Nikon Corporation | 7228 |
10 |
| Carl Zeiss Vision International GmbH | 690 |
9 |
| Haag-Streit AG | 89 |
9 |
| Nunaps Inc. | 43 |
9 |
| FINDEX Inc. | 14 |
8 |
| Zenni Optical, Inc. | 101 |
8 |
| West Texas Technology Partners, LLC | 207 |
8 |
| Notal Vision Ltd. | 29 |
7 |
| Ohio State Innovation Foundation | 2375 |
7 |
| Tel Hashomer Medical Research Infrastructure and Services Ltd. | 328 |
7 |
| Lumithera Diagnostics, Inc. | 46 |
7 |
| Other owners | 421 |