- All sections
- A - Human necessities
- A61B - Diagnosis; surgery; identification
- A61B 3/14 - Arrangements specially adapted for eye photography
Patent holdings for IPC class A61B 3/14
Total number of patents in this class: 3750
10-year publication summary
|
326
|
419
|
397
|
366
|
336
|
312
|
294
|
297
|
262
|
80
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Canon Inc. | 36841 |
193 |
| Alcon, Inc. | 4899 |
149 |
| Kabushiki Kaisha Topcon | 614 |
118 |
| Carl Zeiss Meditec AG | 1541 |
100 |
| Topcon Corporation | 979 |
98 |
| Nidek Co., Ltd. | 357 |
94 |
| AMO Development, LLC | 691 |
77 |
| Magic Leap, Inc. | 3028 |
67 |
| Welch Allyn, Inc. | 788 |
63 |
| Essilor International (compagnie Generale D'optique) | 2918 |
57 |
| Carl Zeiss Meditec, Inc. | 282 |
55 |
| Optos plc | 193 |
38 |
| Verily Life Sciences LLC | 1226 |
32 |
| TearScience, Inc. | 105 |
30 |
| Kowa Company, Ltd. | 1172 |
28 |
| University of Miami | 823 |
27 |
| Canon Kabushiki Kaisha | 6884 |
27 |
| Sony Corporation | 32931 |
23 |
| The Regents of the University of California | 18943 |
23 |
| Bioptigen, Inc. | 79 |
21 |
| Other owners | 2430 |