- All sections
- A - Human necessities
- A61B - Diagnosis; surgery; identification
- A61B 3/10 - Objective types, i.e. instruments for examining the eyes independent of the patients perceptions or reactions
Patent holdings for IPC class A61B 3/10
Total number of patents in this class: 5515
10-year publication summary
|
469
|
507
|
550
|
503
|
503
|
458
|
446
|
367
|
353
|
87
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Alcon, Inc. | 4899 |
310 |
| Carl Zeiss Meditec AG | 1541 |
246 |
| Canon Inc. | 36841 |
236 |
| Topcon Corporation | 979 |
228 |
| Kabushiki Kaisha Topcon | 614 |
183 |
| AMO Development, LLC | 691 |
176 |
| Nidek Co., Ltd. | 357 |
162 |
| Carl Zeiss Meditec, Inc. | 282 |
140 |
| Canon Kabushiki Kaisha | 6884 |
100 |
| Nikon Corporation | 7162 |
81 |
| Optos plc | 193 |
74 |
| Magic Leap, Inc. | 3028 |
71 |
| Nidek.co.,ltd | 167 |
71 |
| Essilor International (compagnie Generale D'optique) | 2918 |
62 |
| Kowa Company, Ltd. | 1172 |
58 |
| Tomey Corporation | 65 |
43 |
| Alcon, Inc. | 450 |
42 |
| Novartis AG | 11238 |
41 |
| Bioptigen, Inc. | 79 |
40 |
| Oregon Health & Science University | 746 |
38 |
| Other owners | 3113 |